Page 1395 - S.I.T.E.切削工具ガイドブックVol.4 非鉄金属用
P. 1395

ΦʔΤεδʔ Ͷ͡Լ݀ܘදΦʔΤεδʔ Ͷ͡Լ݀ܘද
                                        3FDPNNFOEFE %SJMM )PMF 4J[F3FDPNNFOEFE %SJMM )PMF 4J[F
         ΦʔΤεδʔ Ͷ͡Լ݀ܘදɹ3FDPNNFOEFE %SJMM )PMF 4J[F
          ΦʔΤεδʔ Ͷ͡Լ݀ܘදΦʔΤεδʔ Ͷ͡Լ݀ܘද                                         ग़యɿΦʔΤεδʔגࣜձࣾग़యɿΦʔΤεδʔגࣜձࣾ
                                        3FDPNNFOEFE %SJMM )PMF 4J[F3FDPNNFOEFE %SJMM )PMF 4J[F

                                                                                ग़యɿΦʔΤεδʔגࣜձࣾ
          ΞϝϦΧඪ४؅༻Ͷ͡ʢ/15ɾ/14$ʣ ΞϝϦΧඪ४؅༻Ͷ͡ʢ/15ɾ/14$ʣ   υϥΠγʔϧΞϝϦΧඪ४؅༻Ͷ͡ʢ/15'ɾ/14'ʣ υϥΠγʔϧΞϝϦΧඪ४؅༻Ͷ͡ʢ/15'ɾ/14'ʣ
                                                                             ग़యɿΦʔΤεδʔגࣜձࣾग़యɿΦʔΤεδʔגࣜձࣾ
                                                      ˔υϥΠγʔϧΞϝϦΧඪ४؅༻Ͷ͡ʢ/15'ɾ/14'ʣɹ"NFSJDBO ESZTFBM QJQF UISFBET
          ˔ΞϝϦΧඪ४؅༻Ͷ͡ʢ/15ɾ/14$ʣɹ"NFSJDBO QJQF UISFBET
                                       ʢ୯Ґɿmmʢɹʣ͸inchʣʢ୯Ґɿmmʢɹʣ͸inchʣ
                                                                                ʢ୯Ґɿmmʢɹʣ͸inchʣʢ୯Ґɿmmʢɹʣ͸inchʣ
          ΞϝϦΧඪ४؅༻Ͷ͡ʢ/15ɾ/14$ʣ ΞϝϦΧඪ४؅༻Ͷ͡ʢ/15ɾ/14$ʣ   υϥΠγʔϧΞϝϦΧඪ४؅༻Ͷ͡ʢ/15'ɾ/14'ʣ υϥΠγʔϧΞϝϦΧඪ४؅༻Ͷ͡ʢ/15'ɾ/14'ʣ   ʢ
          American pipe threadsAmerican pipe threads
                                       ʢUnitɿmmʢɹʣʹinchʣ American dryseal pipe threadsAmerican dryseal pipe threads
                                           ʢUnitɿmmʢɹʣʹinchʣ
                                                                                ʢUnitɿmmʢɹʣʹinchʣUnitɿmmʢɹʣʹinchʣ
                       ςʔύͶ͡  /15  ςʔύͶ͡  /15
                                       ʢ୯Ґɿmmʢɹʣ͸inchʣʢ୯Ґɿmmʢɹʣ͸inchʣ
                                                                                ʢ୯Ґɿmmʢɹʣ͸inchʣʢ୯Ґɿmmʢɹʣ͸inchʣ
          American pipe threadsAmerican pipe threads  ฏߦͶ͡ /1̨$ ฏߦͶ͡ /1̨$   Ͷ͡  Ͷ͡  ςʔύͶ͡  /15'  ςʔύͶ͡  /15'    ฏߦͶ͡ʢ/1̨'ʣฏߦͶ͡ʢ/1̨'ʣ
                                       ʢUnitɿmmʢɹʣʹinchʣ American dryseal pipe threadsAmerican dryseal pipe threads
                Ͷ͡
             Ͷ͡
                                                                                    ʢ
                        Taper threads (NPT)Taper threads (NPT)
                                                                                ʢUnitɿmmʢɹʣʹinchʣUnitɿmmʢɹʣʹinchʣ
                                                                               Parallel threads (NPSF)Parallel threads (NPSF)
                                                                Taper threads (NPTF)Taper threads (NPTF)
                                       Parallel threads (NPSC)Parallel threads (NPSC)
                                           ʢUnitɿmmʢɹʣʹinchʣ
                                                                  υϦϧܘυϦϧܘ
                          υϦϧܘ  /15  ςʔύͶ͡  /15
            Thread Thread  ςʔύͶ͡ υϦϧܘ  ฏߦͶ͡ /1̨$ ฏߦͶ͡ /1̨$   Thread Thread  ςʔύͶ͡  /15'  ςʔύͶ͡  /15'    ฏߦͶ͡ʢ/1̨'ʣฏߦͶ͡ʢ/1̨'ʣ
             Ͷ͡  Ͷ͡     Taper threads (NPT)Taper threads (NPT)  Parallel threads (NPSC)Parallel threads (NPSC)  Ͷ͡  Ͷ͡  Taper threads (NPTF)Taper threads (NPTF)  Parallel threads (NPSF)Parallel threads (NPSF)
                                                                   Drill dia. Drill dia.
                           Drill dia. Drill dia.
                                         υϦϧܘυϦϧܘ
                                                                                  υϦϧܘυϦϧܘ
                         ϦʔϚΛ
                               ϦʔϚΛϦʔϚΛ
                                                                 ϦʔϚΛ
                                                                       ϦʔϚΛϦʔϚΛ
                                                       ֎ܘ
               ֎ܘ
              ݺͼ
           ݺͼ Thread Thread ֎ܘ ϦʔϚΛ υϦϧܘυϦϧܘ  Drill dia. Drill dia.  ݺͼ Thread Thread ֎ܘ ϦʔϚΛ υϦϧܘυϦϧܘ  Drill dia. Drill dia.
                                                       ݺͼ
                    ࢖༻͢Δ৔߹ Drill dia. Drill dia.
                                                                      ࢖༻͠ͳ͍৔߹࢖༻͠ͳ͍৔߹
                             ࢖༻͠ͳ͍৔߹࢖༻͠ͳ͍৔߹
                                                            ࢖༻͢Δ৔߹ Drill dia. Drill dia.
                                                       Major
               Major
          Thread  Thread   Major   ࢖༻͢Δ৔߹  υϦϧܘυϦϧܘ  Thread  Thread   Major   ࢖༻͢Δ৔߹  υϦϧܘυϦϧܘ
                                                        dia.
                                                            dia.
               dia.
                   dia.
                     ϦʔϚΛϦʔϚΛ
           size
                                                   size
               size
                                                                       ϦʔϚΛϦʔϚΛ
                                                       size
                   ֎ܘ
           ݺͼ  ݺͼ  Where Reamer is usedWhere Reamer is used ϦʔϚΛϦʔϚΛ  Drill dia. Drill dia.  ݺͼ  ݺͼ  ֎ܘ ϦʔϚΛϦʔϚΛ Where Reamer is not usedWhere Reamer is not used Drill dia. Drill dia.
               ֎ܘ
                                                           Where Reamer is usedWhere Reamer is used
                             Where Reamer is not usedWhere Reamer is not used
                                                       ֎ܘ
                                                                         ࢖༻͠ͳ͍৔߹
                    ࢖༻͢Δ৔߹࢖༻͢Δ৔߹
                             ࢖༻͠ͳ͍৔߹࢖༻͠ͳ͍৔߹
                                                            ࢖༻͢Δ৔߹࢖༻͢Δ৔߹
                                                                      ࢖༻͠ͳ͍৔߹ 6.15
                                   6.15
                             5.94
                                                                                     6.25
                                                                                         6.25
                                       6.15
                                             6.35
                                                                     5.94
                                                 6.35
                                                                           6.15
                         5.94
                                                                 5.94
                                                           Major
               Major
                                                       Major
                                             ⁄
                                                     ⁄    ⁄
                                                   Thread  Thread
             ⁄    ⁄ 7.77  Major   ʢ0.234ʣʢ0.234ʣ  ʢ0.242ʣʢ0.242ʣ ⁄  ʢ0.25ʣʢ0.25ʣ size  size  Where Reamer is used ʢ0.234ʣ Where Reamer is not used  ʢ0.246ʣʢ0.246ʣ
          Thread  Thread
                                                           7.77
                                  ʔ
                                                                ʔ
                                                                           ʔ
                                                             ʔ
                        ʔ
                                                                                     ʔ
                                                                                 ʔ
                    ʔ
                              ʔ
                   7.77
                                                                       ʔ
                                                        7.77
                                                                          ʢ0.242ʣʢ0.242ʣ
           size
                                                            dia.
               dia.
                   dia.
                                                        dia.
               size
                             Where Reamer is not usedWhere Reamer is not used
                   Where Reamer is usedWhere Reamer is used
                                                                ʢ0.234ʣ Where Reamer is not usedre Reamer is used
                                                               Whe
                                                                                     8.61
                                                                               8.43
                                                                           8.43
                                                                                         8.61
                                                                 8.33
                                                                     8.33
                                       8.43
                                             6.35

                                                 6.35
                                                                           6.15
                                                                               6.15
                                                                     5.94
                                       6.15
                         8.33
                                                      ⁄
                                                                 5.94
                                   8.43
                                                                                         6.25
                                   6.15
                ⁄  ⁄     ⁄  ⁄ 7.77  7.77 ⁄ ʔ  ʢ0.234ʣʢ0.234ʣ  ʢ0.242ʣʢ0.242ʣ ⁄ ⁄  ʢ0.344ʣ    ⁄     ⁄  ⁄ 7.77  7.77 ⁄ ʔ  ʢ0.328ʣʢ0.328ʣ  ʢ0.242ʣʢ0.242ʣ  ʢ0.246ʣʢ0.246ʣ
                                             8.74
                                                                                     6.25
                             5.94
                             8.33
                         5.94
                                                 8.74
                                                                           ʔ
                                                                       ʔ
                              ʔ
                                  ʔ
                                                                                     ʔ
                                                                                 ʔ
                                  ʔ
                         ⁄ ʔ
                                                                                 ʔ
                                                       10.117 10.117
                              ʔ
                                                                 ⁄ ʔ
                                                                           ʔ
                                                                       ʔ
                                             ⁄ ⁄
              10.117 10.117
                                                                                     ʔ
                                                                ʢ0.234ʣʢ0.234ʣ
                                                                                    ʢ0.339)ʢ0.339)
                                                ʢ0.25ʣ
                                            ʢ0.25ʣ ʢ0.344ʣ
                        ʢ0.328ʣʢ0.328ʣ
                                                                          ʢ0.332)ʢ0.332)
                                  ʢ0.332ʣʢ0.332ʣ
                         10.72
                                       11.13
                                                                 10.72 10.72
                                                                                     11.13 11.13
                            10.72
                                                                           11.13 11.13
                                   11.13
                                                 11.13
                                             11.13
                                                 8.74

                                                      ⁄
                ⁄   ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.422ʣʢ0.422ʣ ⁄ ʔ  ʢ0.438ʣʢ0.438ʣ  ʢ0.438ʣ     ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.422ʣʢ0.422ʣ  ʢ0.438ʣʢ0.438ʣ  ʢ0.438ʣʢ0.438ʣ
                         8.33
                                             8.74
                                                                                     8.61
                                                                               8.43
                                                                 8.33
                                   8.43
                                                                           8.43
                             8.33
                                                                                         8.61
                                       8.43
                                                                     8.33
                                                                 ⁄ ⁄
                         ⁄ ⁄
                                         ⁄⁄
                                             ⁄⁄
                                                                                     ⁄ ʔ
                                                       13.426 13.426
                                                       10.117 10.117
                                                                           ⁄ ʔ
              13.426 13.426
              10.117 10.117
                                                                       ⁄ ʔ
                                   ⁄ ʔ
                                                                                  ⁄ ʔ
                                            ʢ0.344ʣ ʢ0.438ʣ
                                                                ʢ0.328ʣʢ0.328ʣ
                        ʢ0.328ʣʢ0.328ʣ
                                  ʢ0.332ʣʢ0.332ʣ
                                                ʢ0.344ʣ
                                                                                    ʢ0.339)ʢ0.339)
                                                                          ʢ0.332)ʢ0.332)
                                                                 14.3
                                                                     14.3
                                             14.68
                                                 14.68
                                                                           14.27 14.27
                                   14.27
                                       14.27
                                                                                     14.68 14.68
                         14.27
                            14.27
                                                                                     11.13 11.13
                                             11.13
                            10.72
                                                                 10.72 10.72
                                       11.13
                                   11.13
                                                                           11.13 11.13
                ⁄   ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.562ʣʢ0.562ʣ ⁄ ⁄  ʢ0.562ʣʢ0.562ʣ ⁄ ⁄  ʢ0.578ʣ     ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.563ʣʢ0.563ʣ  ʢ0.562ʣʢ0.562ʣ ⁄ ⁄  ʢ0.578ʣʢ0.578ʣ
                         10.72

                                                 11.13
                                                      ⁄
                                                                       ⁄ ⁄
                                                                 ⁄ ⁄
                                             ⁄ ⁄
                                   ⁄ ⁄
              16.866 16.866
                                                       16.866 16.866
                                                                                      ⁄ ⁄
                        ⁄ ⁄
                                                                           ⁄ ⁄
              13.426 13.426
                                                       13.426 13.426
                                            ʢ0.438ʣ ʢ0.578ʣ
                                                                ʢ0.422ʣʢ0.422ʣ
                                                                          ʢ0.438ʣʢ0.438ʣ
                                                                                    ʢ0.438ʣʢ0.438ʣ
                                  ʢ0.438ʣʢ0.438ʣ
                                                ʢ0.438ʣ
                        ʢ0.422ʣʢ0.422ʣ
                                                                           17.86 17.86
                                                                                     17.86 17.86
                                                                 17.48 17.48
                         14.27
                                       17.86
                                   17.86
                                                 14.68
                                                 18.26
                         17.48

                                                                 14.3
                                                                     14.3
                ⁄   ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.688ʣʢ0.688ʣ ⁄ ⁄  ʢ0.703ʣʢ0.703ʣ ⁄⁄  ʢ0.719ʣ     ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.688ʣʢ0.688ʣ ⁄ ⁄  ʢ0.703ʣʢ0.703ʣ ⁄ ⁄  ʢ0.703ʣʢ0.703ʣ
                                       14.27
                                                      ⁄
                                                                           14.27 14.27
                                             14.68
                                                                                     14.68 14.68
                                   14.27
                            14.27
                            17.48
                                             18.26
                                   ⁄ ⁄
                                                                                      ⁄ ⁄
                                                                            ⁄ ⁄
                                                                 ⁄ ⁄
                         ⁄ ⁄
                                             ⁄⁄
              20.98 20.98
                                                       20.98 20.98
                                                       16.866 16.866
              16.866 16.866
                                            ʢ0.578ʣ ʢ0.719ʣ
                                                                ʢ0.563ʣʢ0.563ʣ
                                                                          ʢ0.562ʣʢ0.562ʣ
                                                                                    ʢ0.578ʣʢ0.578ʣ
                        ʢ0.562ʣʢ0.562ʣ
                                  ʢ0.562ʣʢ0.562ʣ
                                                ʢ0.578ʣ
                            22.63
                                                                 22.63 22.63
                         22.63
                                             23.42
                                                 23.42
                                                                                     23.42 23.42
                                                                           23.01 23.01
                                   23.01
                                       23.01
                                       17.86
                                   17.86
                                                      ⁄
                                                 18.26
                         17.48

                                                                 17.48 17.48
                                                                           17.86 17.86
                                                                                     17.86 17.86
                                             18.26
                ⁄   ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.891ʣʢ0.891ʣ ⁄⁄  ʢ0.906ʣʢ0.906ʣ ⁄ ⁄  ʢ0.922ʣ     ⁄     ⁄   ⁄  ⁄ ⁄  ʢ0.891ʣʢ0.891ʣ ⁄⁄  ʢ0.906ʣʢ0.906ʣ ⁄⁄  ʢ0.922ʣʢ0.922ʣ
                            17.48
                                                                                      ⁄⁄
              26.325 26.325
                                                                 ⁄ ⁄
                                   ⁄⁄
                                                                            ⁄⁄
                                                       26.325 26.325
                                             ⁄ ⁄
                         ⁄ ⁄
              20.98 20.98
                                                       20.98 20.98
                                            ʢ0.719ʣ ʢ0.922ʣ
                                                                ʢ0.688ʣʢ0.688ʣ
                                                                          ʢ0.703ʣʢ0.703ʣ
                                                                                    ʢ0.703ʣʢ0.703ʣ
                                                ʢ0.719ʣ
                                  ʢ0.703ʣʢ0.703ʣ
                        ʢ0.688ʣʢ0.688ʣ
                                                 29.36
                                                                           23.01 23.01
                                                                                     29.36 29.36
                                                                 22.63 22.63
              1ɹ   ⁄   1ɹ   ⁄  1  ⁄ ⁄  1  ⁄ ⁄ 28.58  28.58  1  ⁄⁄ 28.98  28.98  1  ⁄⁄ 29.36  ʢ0.922ʣ  32.934 32.934  1  ⁄ ⁄ 28.58 28.58  1  ⁄⁄ 28.98 28.98  1  ⁄⁄ 23.42 23.42
                                                    1

                                       23.01
                                   23.01
                                             23.42
                            22.63
                                                 23.42
                         22.63
              32.934 32.934
                                            ʢ1.156ʣ     ⁄   1    ⁄
                                        1  ⁄⁄
                              1  ⁄⁄
                                                            1  ⁄ ⁄
                                                                                1  ⁄⁄
                                                                      1  ⁄⁄
              26.325 26.325
                                                       26.325 26.325
                                                                ʢ1.125ʣʢ1.125ʣ
                                                                                    ʢ1.156ʣʢ1.156ʣ
                                                                          ʢ1.141ʣʢ1.141ʣ
                                                                                    ʢ0.922ʣʢ0.922ʣ
                                                                          ʢ0.906ʣʢ0.906ʣ
                                  ʢ1.141ʣʢ1.141ʣ
                                                                ʢ0.891ʣʢ0.891ʣ
                                            ʢ0.922ʣ ʢ1.156ʣ
                        ʢ1.125ʣʢ1.125ʣ
                                  ʢ0.906ʣʢ0.906ʣ
                        ʢ0.891ʣʢ0.891ʣ
            1  ⁄   1  ⁄  1  ⁄ ⁄  1  ⁄ ⁄ 37.31  28.58  1  ⁄ ⁄ 28.98  37.69  1  ⁄⁄ 29.36  29.36  41.689 41.689  1  ⁄ ⁄ 37.31 37.31  1  ⁄ ⁄ 37.69 37.69 ʔ ⁄  1  ʔ 29.36 29.36
                                                 38.1
                            37.31
                                             38.1
                                                                 28.58 28.58
                                                                           28.98 28.98
                         28.58
                                   37.69
                                       28.98
                                                    1  ⁄   1  ⁄
                                                    1    1
                                        1  ⁄⁄
                                                            1  ⁄ ⁄
                                                                                          ʔ
                                                                                      ʔ ⁄
                              1  ⁄ ⁄
            1ɹ   1ɹ
                                                                      1  ⁄ ⁄
                                 1
                                                                                1
                              1
                                                                1
              41.689 41.689
                                                                      1
                                                            1
                                                                          1
                       1
                   1
                                            1
                                        1
                                                       32.934 32.934
              32.934 32.934
                        ʢ1.469ʣʢ1.469ʣ
                                                                          ʢ1.484ʣʢ1.484ʣ
                                  ʢ1.484ʣʢ1.484ʣ
                                            ʢ1.5ʣ ʢ1.5ʣ
                                                                ʢ1.469ʣʢ1.469ʣ
                                  ʢ1.141ʣʢ1.141ʣ
                                                                          ʢ1.141ʣʢ1.141ʣ
                        ʢ1.125ʣʢ1.125ʣ
                                            ʢ1.156ʣʢ1.156ʣ
                                                                                    ʢ1.156ʣʢ1.156ʣ
                                                                ʢ1.125ʣʢ1.125ʣ
                                                 44.45
                                                                           43.66 43.66
                                   43.66
                                             44.45
                            37.31
                                                                 37.31 37.31
                                             38.1
                                                 38.1
                                   37.69
                         37.31
                                                                           37.69 37.69
                                       37.69
                                                    1    1
            1    1   1  ⁄ ⁄  1  ⁄ ⁄ 43.26  43.26  1  ⁄ ⁄  43.66  1  ⁄ ⁄ ʢ1.5ʣ ʢ1.5ʣ  47.76 47.76  1  ⁄ ⁄ 43.26 43.26  1  ⁄ ⁄  ʔ  ʔ ʔ  ʔ
                                                    1  ⁄ ⁄   1  ⁄ ⁄
                                                                      1  ⁄ ⁄
                                        1  ⁄ ⁄
            1  ⁄ ⁄   1  ⁄ ⁄
                              1  ⁄ ⁄
              47.76 47.76
                                                            1  ⁄ ⁄
                                        1
                                                                                      ʔ
                       1
                                                                      1
                                                                1
                                                                                          ʔ
                                                                          1
                                 1
              41.689 41.689
                                                                                 ʔ
                                                                                     ʔ
                                                            1
                   1
                                            1
                                                       41.689 41.689
                              1
                        ʢ1.703ʣʢ1.703ʣ
                                  ʢ1.719ʣʢ1.719ʣ
                                            ʢ1.75ʣʢ1.75ʣ
                                                                ʢ1.703ʣʢ1.703ʣ
                                                                ʢ1.469ʣʢ1.469ʣ
                                  ʢ1.484ʣʢ1.484ʣ
                                                                          ʢ1.719)ʢ1.719)
                                                                          ʢ1.484ʣʢ1.484ʣ
                        ʢ1.469ʣʢ1.469ʣ
                                                                           55.58 55.58
                                                                 43.26 43.26
                                                                           43.66 43.66
                                             56.36
                            55.17
                                       55.58
                         55.17
                                                 56.36
                                   55.58
                                                                 55.17 55.17
                                                    2 ɹ   1
                         43.26
                                   43.66
                                                 44.45
                                                                                 ʔ
            1    1   2  ⁄⁄  1  ʢ2.172ʣʢ2.172ʣ  1  ʢ1.719ʣʢ1.719ʣ  1  ʢ2.219ʣ   1  ⁄   2 ɹ ⁄  2  ⁄⁄  2  ⁄⁄  2  ⁄⁄  1  ʢ2.188ʣʢ2.188ʣ  ʔ ʔ  ʔ
                                             44.45
                            43.26
                                       43.66
                                 2  ⁄⁄
                   1
                                        2  ⁄⁄
                                                                                     ʔ
            2ɹ ⁄   2ɹ ⁄
                                                       59.797 59.797
                                                                                      ʔ
                                                                                          ʔ
                                        1
                              1
                              2  ⁄⁄
                                                                                 ʔ
                       2  ⁄⁄
                                            2  ⁄⁄
                                                                1
                                                                          2  ⁄⁄
                                                            1
                                                                      1
              59.797 59.797
              47.76 47.76
                                                       47.76 47.76
                                                                ʢ2.172)ʢ2.172)
                                                                ʢ1.703ʣʢ1.703ʣ
                                  ʢ2.188ʣʢ2.188ʣ
                        ʢ1.703ʣʢ1.703ʣ
                                                ʢ1.75ʣ
                                            ʢ1.75ʣ ʢ2.219ʣ
                                                                          ʢ1.719)ʢ1.719)
                                                 67.46
                                                    2  ⁄   2
                         55.17
                                                                 55.17 55.17
                                       55.58
                                                 56.36
            2  ⁄   2  ⁄  2  ⁄ ⁄  2  ⁄ ⁄ 65.48  65.48  2  ⁄ ⁄ 66.27  66.27  2  ⁄ ⁄ 67.46  ʢ2.219ʣ  59.797 59.797  2  ⁄ ⁄ 65.48 65.48  2  ⁄ ⁄ 66.27 66.27 ʔ  ʔ ʔ  ʔ
                                             56.36
                            55.17
                                                                           55.58 55.58
                                   55.58
                                        2  ⁄ ⁄
                                            ʢ2.656ʣ   2 ɹ   2  ⁄ ɹ
                                                            2  ⁄ ⁄
            2ɹ   2ɹ
                                                                      2  ⁄ ⁄
                              2  ⁄ ⁄
                                        2
                                                                                      ʔ
                                                                                     ʔ
                                                                      2
                   2
                                 2
                                                                                 ʔ
                       2
                                                                2
                                            2
                              2
              59.797 59.797
                                                            2
                                                                          2
                                                                                          ʔ
              72.273 72.273
                                                       72.273 72.273
                                                                ʢ2.578ʣʢ2.578ʣ
                        ʢ2.578ʣʢ2.578ʣ
                                  ʢ2.609ʣʢ2.609ʣ
                                                                          ʢ2.609ʣʢ2.609ʣ
                                            ʢ2.219ʣ ʢ2.656ʣ
                                                                          ʢ2.188ʣʢ2.188ʣ
                                  ʢ2.188ʣʢ2.188ʣ
                        ʢ2.172ʣʢ2.172ʣ
                                                                ʢ2.172)ʢ2.172)
            2  ⁄   2   2  ⁄  2  ⁄ 65.48  65.48  2  ⁄  66.27  2  67.46  67.46  72.273 72.273  2  ⁄  2  ⁄  2  ⁄  ʔ  ʔ ʔ  ʔ
                                                                 65.48 65.48
                                                                           66.27 66.27
                                   66.27
          υϦϧܘ͸ɺΞϝϦΧ؅༻Ͷ͡"/4* "4.& #            1JQF  ⁄⁄
                                                            2  ⁄
                              2  ⁄
                                                  υϦϧܘ͸ɺ"/4* #            %SZTFBM 1JQF 5ISFBET   *ODI ΑΓൈυϦϧܘ͸ɺ"/4* #            %SZTFBM 1JQF 5ISFBET   *ODI ΑΓൈ
             υϦϧܘ͸ɺΞϝϦΧ؅༻Ͷ͡"/4* "4.& #            1JQF  ⁄
                                                    2  ⁄   2  ⁄
                                        2
              72.273 72.273
                        ʢ2.578ʣʢ2.578ʣ
                                            ʢ2.656ʣʢ2.656ʣ
                                  ʢ2.609ʣʢ2.609ʣ
          5ISFBET (FOFSBM 1VSQPTF  *ODI  ෇ଐॻਪ঑υϦϧܘΑΓൈਮͨ͠΋ͷͰ͢ɻ5ISFBET (FOFSBM 1VSQPTF  *ODI  ෇ଐॻਪ঑υϦϧܘΑΓൈਮͨ͠΋ͷͰ͢ɻ  ʢ2.578ʣʢ2.578ʣ  ʢ2.609ʣʢ2.609ʣ
                                                  ਮͨ͠΋ͷͰ͢ɻਮͨ͠΋ͷͰ͢ɻ
                                                  υϦϧܘ͸ɺ"/4* #            %SZTFBM 1JQF 5ISFBET   *ODI ΑΓൈυϦϧܘ͸ɺ"/4* #            %SZTFBM 1JQF 5ISFBET   *ODI ΑΓൈ
          υϦϧܘ͸ɺΞϝϦΧ؅༻Ͷ͡"/4* "4.& #            1JQF υϦϧܘ͸ɺΞϝϦΧ؅༻Ͷ͡"/4* "4.& #            1JQF
          The drill sizes are quoted from ANSI/ASME B1.20.1-1983 Pipe The drill sizes are quoted from ANSI/ASME B1.20.1-1983 Pipe   The drill sizes are quoted from ANSI B1.20.3-1976 Dryseal Pipe Threads The drill sizes are quoted from ANSI B1.20.3-1976 Dryseal Pipe Threads
                                                  (Inch) Appendix.(Inch) Appendix.
          Threads,General Purpose (Inch) Appendix.঑υϦϧܘΑΓൈਮͨ͠΋ͷͰ͢ɻ5ISFBET (FOFSBM 1VSQPTF  *ODI   ਮͨ͠΋ͷͰ͢ɻਮͨ͠΋ͷͰ͢ɻ
          5ISFBET (FOFSBM 1VSQPTF  *ODI  ෇ଐॻਪ෇ଐॻਪ঑υϦϧܘΑΓൈਮͨ͠΋ͷͰ͢ɻ
             Threads,General Purpose (Inch) Appendix.
          The drill sizes are quoted from ANSI/ASME B1.20.1-1983 Pipe The drill sizes are quoted from ANSI/ASME B1.20.1-1983 Pipe   The drill sizes are quoted from ANSI B1.20.3-1976 Dryseal Pipe Threads The drill sizes are quoted from ANSI B1.20.3-1976 Dryseal Pipe Threads
          Threads,General Purpose (Inch) Appendix.Threads,General Purpose (Inch) Appendix.  (Inch) Appendix.(Inch) Appendix.
          ϢχϑΝΠฒ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣϢχϑΝΠฒ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣ  ϢχϑΝΠࡉ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣϢχϑΝΠࡉ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣ
                                                                                    ʢ୯Ґɿmmʣʢ୯Ґɿmmʣ
          Unif ed Coarse screw threads (Nu-Roll tap)Unif ed Coarse screw threads (Nu-Roll tap)  ʢ୯Ґɿmmʣʢ୯Ґɿmmʣ  ˔ϢχϑΝΠࡉ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣɹ6OJpFE 'JOF TDSFX UISFBET  /V 3PMM UBQ
                                            ʢUnitɿmmʣ Unif ed Fine screw threads (Nu-Roll tap)Unif ed Fine screw threads (Nu-Roll tap)
          ϢχϑΝΠฒ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣϢχϑΝΠฒ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣ  ϢχϑΝΠࡉ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣϢχϑΝΠࡉ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣ
          ˔ϢχϑΝΠฒ໨Ͷ͡ʢχϡʔϩʔϧλοϓʣɹ6OJpFE $PBSTF TDSFX UISFBET  /V 3PMM UBQ
                                                                                    ʢUnitɿmmʣUnitɿmmʣ
                                                                                        ʢ
                                               ʢUnitɿmmʣ
                                                              # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                     # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                                     # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                                                                                    ʢ୯Ґɿmmʣʢ୯Ґɿmmʣ
                                            ʢ୯Ґɿmmʣʢ୯Ґɿmmʣ
          Unif ed Coarse screw threads (Nu-Roll tap)Unif ed Coarse screw threads (Nu-Roll  for JIS class 3B drill hole dia.mmʣ Unif ed Fine screw threads (Nu-Roll tap)tap)  for JIS class 3B drill hole dia.mmʣ Unif ed Fine screw threads (Nu-Roll tap)  # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                                                                           for JIS class 3B drill hole dia.mmʣUnitɿmmʣ
                                               ʢUnitɿ
                                                                                        ʢ
                                                                               for JIS class 3B drill hole dia.
                                            ʢUnitɿ
                                                                                    ʢUnitɿ
                    for JIS class 2B drill hole dia.for JIS class 2B drill hole dia.
                                                            for JIS class 2B drill hole dia.for JIS class 2B drill hole dia.
           Ͷ͡ͷݺͼͶ͡ͷݺͼ                              Ͷ͡ͷݺͼͶ͡ͷݺͼ
                                                                              3)
                                      3)
                                                                                ࠷খʙ࠷େ࠷খʙ࠷େ
                                       ࠷খʙ࠷େ࠷খʙ࠷େ
                                                           3) # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                  3) # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
           Thread sizeThread size  3) ࠷খʙ࠷େ࠷খʙ࠷େ 3) # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ  Thread sizeThread size  3) ࠷খʙ࠷େ࠷খʙ࠷େ 3) # ڃͶ͡༻Լ݀ܘ # ڃͶ͡༻Լ݀ܘ
                                                                              ਫ਼౓
                      ਫ਼౓
                                     ʢͻ͔͔ͬΓ཰ˋʣʢͻ͔͔ͬΓ཰ˋʣ
                                                              ਫ਼౓
                                     ਫ਼౓
                      ʢͻ͔͔ͬΓ཰ˋʣʢͻ͔͔ͬΓ཰ˋʣ
                  ਫ਼౓ for JIS class 2B drill hole dia.for JIS class 2B drill hole dia.
                                 ਫ਼౓ for JIS class 3B drill hole dia.for JIS class 3B drill hole dia.
                                                                          ਫ਼౓ for JIS class 3B drill hole dia.for JIS class 3B drill hole dia.
                                                           ਫ਼౓ for JIS class 2B drill hole dia.for JIS class 2B drill hole dia.
           Ͷ͡ͷݺͼͶ͡ͷݺͼ  Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%)  Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%) Ͷ͡ͷݺͼͶ͡ͷݺͼ  ʢͻ͔͔ͬΓ཰ˋʣʢͻ͔͔ͬΓ཰ˋʣ  ʢͻ͔͔ͬΓ཰ˋʣʢͻ͔͔ͬΓ཰ˋʣ
                                 RH Limits
                                      3)
                        ࠷খʙ࠷େ࠷খʙ࠷େ
                                                                          3)
                                                                              3)
                                                           3)
                  3)
                                  3)
                      RH Limits
                                     RH Limits
                                                               3)
                                                              RH Limits
                                       ࠷খʙ࠷େ࠷খʙ࠷େ
                                                                 ࠷খʙ࠷େ࠷খʙ࠷େ
                  RH Limits
                      3)
                                                           RH Limits Min. ʙ Max. (Thread Overlap Ratio:%) RH Limits Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%) RH Limits Min. ʙ Max. (Thread Overlap Ratio:%)
                                                                                ࠷খʙ࠷େ࠷খʙ࠷େ
                                                    Thread sizeThread size
           Thread sizeThread size
                                                      No.  0  - 80UNF ਫ਼౓
                                                                  ʢͻ͔͔ͬΓ཰ˋʣ
                                                                          ਫ਼౓
                                         ʢͻ͔͔ͬΓ཰ˋʣ
                          ʢͻ͔͔ͬΓ཰ˋʣ
                                                                              ʢͻ͔͔ͬΓ཰ˋʣʢͻ͔͔ͬΓ཰ˋʣ
          No.  1  - 64UNC ਫ਼౓  1.66  ʙɹ1.7 ʢ100 ʙ65ʣ ਫ਼౓ਫ਼౓  1.66  ʙɹ1.7 ʢ  265ʣ ਫ਼౓  1.65  ʙɹ1.69 ʢ  No.  0  - 80UNF ਫ਼౓  ʢͻ͔͔ͬΓ཰ˋʣ100 ʙ65ʣਫ਼౓  1.36  ʙɹ1.4ʢ100 ʙ65ʣ
                                     ʢͻ͔͔ͬΓ཰ˋʣ100 ʙ65ʣ
                                                                  1.38   ʙɹ1.41ʢ
                      ʢͻ͔͔ͬΓ཰ˋʣ100 ʙ
              No.  1  - 64UNC
                   3
                       3
                                                                              1.36  ʙɹ1.4ʢ100 ʙ65ʣ2
                                     1.65  ʙɹ1.69 ʢ100 ʙ65ʣ2
                                                              1.38   ʙɹ1.41ʢ100 ʙ65ʣ 23
                                                           3
                      Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%)
                                                           RH Limits Min. ʙ Max. (Thread Overlap Ratio:%) RH Limits Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%) RH Limits Min. ʙ Max. (Thread Overlap Ratio:%)
                                     Min. ʙ Max. (Thread Overlap Ratio:%)Min. ʙ Max. (Thread Overlap Ratio:%)
                                     RH Limits
                                                              RH Limits
                                 RH Limits
                  RH Limits
                      RH Limits
          No.  2  - 56No.  2  - 56 4  1.96  ʙɹ2.02 ʢ100 ʙ65ʣ4  1.96  ʙɹ2.02 ʢ100 ʙ 365ʣ 1.95  ʙɹ2.01 ʢ100 ʙ65ʣ3  1.95  ʙɹ2.01 ʢ100 ʙ65ʣ  3  1.68   ʙɹ1.72ʢ100 ʙ65ʣ 23  1.68   ʙɹ1.72ʢ100 ʙ65ʣ 1.67  ʙɹ1.71ʢ100 ʙ65ʣ2  1.67  ʙɹ1.71ʢ100 ʙ65ʣ
                                                  No.  1  - 72No.  1  - 72
                                                  No.  0  - 80UNFNo.  0  - 80UNF
          No.  1  - 64UNCNo.  1  - 64UNC  1.66  ʙɹ1.7 ʢ100 ʙ65ʣ3  1.66  ʙɹ1.7 ʢ100 ʙ 265ʣ 1.65  ʙɹ1.69 ʢ100 ʙ65ʣ2  1.65  ʙɹ1.69 ʢ100 ʙ65ʣ  3  1.38   ʙɹ1.41ʢ100 ʙ65ʣ 23  1.38   ʙɹ1.41ʢ100 ʙ65ʣ 1.36  ʙɹ1.4ʢ100 ʙ65ʣ2  1.36  ʙɹ1.4ʢ100 ʙ65ʣ
                   3
          No.  3  - 48No.  3  - 48 4  2.25  ʙɹ2.32 ʢ100 ʙ65ʣ4  2.25  ʙɹ2.32 ʢ100 ʙ 365ʣ 2.23  ʙɹ2.31 ʢ100 ʙ65ʣ3  2.23  ʙɹ2.31 ʢ100 ʙ65ʣ  3  1.98   ʙɹ2.04ʢ100 ʙ65ʣ 23  1.98   ʙɹ2.04ʢ100 ʙ65ʣ 1.97  ʙɹ2.03ʢ100 ʙ65ʣ2  1.97  ʙɹ2.03ʢ100 ʙ65ʣ
                                                  No.  2  - 64No.  2  - 64
                                                  No.  1  - 72No.  1  - 72
          No.  2  - 56No.  2  - 56 4  1.96  ʙɹ2.02 ʢ100 ʙ65ʣ4  1.96  ʙɹ2.02 ʢ100 ʙ 365ʣ 1.95  ʙɹ2.01 ʢ100 ʙ65ʣ3  1.95  ʙɹ2.01 ʢ100 ʙ65ʣ  3  1.68   ʙɹ1.72ʢ100 ʙ65ʣ 23  1.68   ʙɹ1.72ʢ100 ʙ65ʣ 1.67  ʙɹ1.71ʢ100 ʙ65ʣ2  1.67  ʙɹ1.71ʢ100 ʙ65ʣ
          No.  4  - 40No.  4  - 40 5  2.52  ʙɹ2.6 ʢ100 ʙ70ʣ5  2.52  ʙɹ2.6 ʢ100 ʙ 370ʣ 2.5  ʙɹ2.58 ʢ100 ʙ70ʣ3  2.5  ʙɹ2.58 ʢ100 ʙ70ʣ  4  2.29   ʙɹ2.35ʢ100 ʙ65ʣ 34  2.29   ʙɹ2.35ʢ100 ʙ65ʣ 2.28  ʙɹ2.34ʢ100 ʙ65ʣ3  2.28  ʙɹ2.34ʢ100 ʙ65ʣ
                                                  No.  3  - 56No.  3  - 56
          No.  3  - 48No.  3  - 48 4  2.25  ʙɹ2.32 ʢ100 ʙ65ʣ4  2.25  ʙɹ2.32 ʢ100 ʙ 365ʣ 2.23  ʙɹ2.31 ʢ100 ʙ65ʣ3  2.23  ʙɹ2.31 ʢ100 ʙ65ʣ  3  1.98   ʙɹ2.04ʢ100 ʙ65ʣ 23  1.98   ʙɹ2.04ʢ100 ʙ65ʣ 1.97  ʙɹ2.03ʢ100 ʙ65ʣ2  1.97  ʙɹ2.03ʢ100 ʙ65ʣ
                                                  No.  2  - 64No.  2  - 64
                                                  No.  4  - 48No.  4  - 48
          No.  5  - 40No.  5  - 40 5  2.86  ʙɹ2.93 ʢ100 ʙ70ʣ5  2.86  ʙɹ2.93 ʢ100 ʙ 370ʣ 2.83  ʙɹ2.91 ʢ100 ʙ70ʣ3  2.83  ʙɹ2.91 ʢ100 ʙ70ʣ  4  2.57   ʙɹ2.64ʢ100 ʙ70ʣ 34  2.57   ʙɹ2.64ʢ100 ʙ70ʣ 2.56  ʙɹ2.63ʢ100 ʙ70ʣ3  2.56  ʙɹ2.63ʢ100 ʙ70ʣ
                                                  No.  3  - 56No.  3  - 56
          No.  4  - 40No.  4  - 40 5  2.52  ʙɹ2.6 ʢ100 ʙ70ʣ5  2.52  ʙɹ2.6 ʢ100 ʙ 370ʣ 2.5  ʙɹ2.58 ʢ100 ʙ70ʣ3  2.5  ʙɹ2.58 ʢ100 ʙ70ʣ  4  2.29   ʙɹ2.35ʢ100 ʙ65ʣ 34  2.29   ʙɹ2.35ʢ100 ʙ65ʣ 2.28  ʙɹ2.34ʢ100 ʙ65ʣ3  2.28  ʙɹ2.34ʢ100 ʙ65ʣ
          No.  6  - 32No.  6  - 32 5  3.09  ʙɹ3.17 ʢ100 ʙ75ʣ5  3.09  ʙɹ3.17 ʢ100 ʙ 375ʣ 3.06  ʙɹ3.14 ʢ100 ʙ75ʣ3  3.06  ʙɹ3.14 ʢ100 ʙ75ʣ  5  2.89   ʙɹ2.96ʢ100 ʙ70ʣ 35  2.89   ʙɹ2.96ʢ100 ʙ70ʣ 2.87  ʙɹ2.94ʢ100 ʙ70ʣ3  2.87  ʙɹ2.94ʢ100 ʙ70ʣ
                                                  No.  5  - 44No.  5  - 44
          No.  5  - 40No.  5  - 40 5  2.86  ʙɹ2.93 ʢ100 ʙ70ʣ5  2.86  ʙɹ2.93 ʢ100 ʙ 370ʣ 2.83  ʙɹ2.91 ʢ100 ʙ70ʣ3  2.83  ʙɹ2.91 ʢ100 ʙ70ʣ  4  2.57   ʙɹ2.64ʢ100 ʙ70ʣ 34  2.57   ʙɹ2.64ʢ100 ʙ70ʣ 2.56  ʙɹ2.63ʢ100 ʙ70ʣ3  2.56  ʙɹ2.63ʢ100 ʙ70ʣ
                                                  No.  4  - 48No.  4  - 48
          No.  8  - 32No.  8  - 32 5  3.75  ʙɹ3.83 ʢ100 ʙ75ʣ5  3.75  ʙɹ3.83 ʢ100 ʙ 475ʣ 3.74  ʙɹ3.82 ʢ100 ʙ75ʣ4  3.74  ʙɹ3.82 ʢ100 ʙ75ʣ  5  3.19   ʙɹ3.26ʢ100 ʙ70ʣ 35  3.19   ʙɹ3.26ʢ100 ʙ70ʣ 3.16  ʙɹ3.22ʢ100 ʙ75ʣ3  3.16  ʙɹ3.22ʢ100 ʙ75ʣ
                                                  No.  6  - 40No.  6  - 40
                                                  No.  5  - 44No.  5  - 44
          No.  6  - 32No.  6  - 32 5  3.09  ʙɹ3.17 ʢ100 ʙ75ʣ5  3.09  ʙɹ3.17 ʢ100 ʙ 375ʣ 3.06  ʙɹ3.14 ʢ100 ʙ75ʣ3  3.06  ʙɹ3.14 ʢ100 ʙ75ʣ  5  2.89   ʙɹ2.96ʢ100 ʙ70ʣ 35  2.89   ʙɹ2.96ʢ100 ʙ70ʣ 2.87  ʙɹ2.94ʢ100 ʙ70ʣ3  2.87  ʙɹ2.94ʢ100 ʙ70ʣ
                                                  No.  8  - 36No.  8  - 36
          No.10  - 24No.10  - 24 6  4.26  ʙɹ4.35 ʢ100 ʙ80ʣ6  4.26  ʙɹ4.35 ʢ100 ʙ 480ʣ 4.24  ʙɹ4.32 ʢ100 ʙ80ʣ4  4.24  ʙɹ4.32 ʢ100 ʙ80ʣ  5  3.8   ʙɹ3.88ʢ100 ʙ75ʣ 45  3.8   ʙɹ3.88ʢ100 ʙ75ʣ 3.79  ʙɹ3.86ʢ100 ʙ75ʣ4  3.79  ʙɹ3.86ʢ100 ʙ75ʣ
          No.  8  - 32No.  8  - 32 5  3.75  ʙɹ3.83 ʢ100 ʙ75ʣ5  3.75  ʙɹ3.83 ʢ100 ʙ 475ʣ 3.74  ʙɹ3.82 ʢ100 ʙ75ʣ4  3.74  ʙɹ3.82 ʢ100 ʙ75ʣ  5  3.19   ʙɹ3.26ʢ100 ʙ70ʣ 35  3.19   ʙɹ3.26ʢ100 ʙ70ʣ 3.16  ʙɹ3.22ʢ100 ʙ75ʣ3  3.16  ʙɹ3.22ʢ100 ʙ75ʣ
                                                  No.  6  - 40No.  6  - 40
                                                  No.10  - 32No.10  - 32
          No.12  - 24No.12  - 24 6  4.92  ʙɹ5.01 ʢ100 ʙ80ʣ6  4.92  ʙɹ5.01 ʢ100 ʙ 480ʣ 4.9  ʙɹ4.96 ʢ100 ʙ85ʣ4  4.9  ʙɹ4.96 ʢ100 ʙ85ʣ  5  4.41   ʙɹ4.48ʢ100 ʙ80ʣ 45  4.41   ʙɹ4.48ʢ100 ʙ80ʣ 4.4  ʙɹ4.46ʢ100 ʙ80ʣ4  4.4  ʙɹ4.46ʢ100 ʙ80ʣ
                                                  No.  8  - 36No.  8  - 36
          No.10  - 24No.10  - 24 6 6  4.26  ʙɹ4.35 ʢ100 ʙ80ʣ6  4.26  ʙɹ4.35 ʢ100 ʙ 480ʣ 4.24  ʙɹ4.32 ʢ100 ʙ80ʣ4  4.24  ʙɹ4.32 ʢ100 ʙ80ʣ  5 5  3.8   ʙɹ3.88ʢ100 ʙ75ʣ 45  3.8   ʙɹ3.88ʢ100 ʙ75ʣ 3.79  ʙɹ3.86ʢ100 ʙ75ʣ4  3.79  ʙɹ3.86ʢ100 ʙ75ʣ
                                                  No.12  - 28No.12  - 28
                                                                                 4.99  ʙɹ5.06ʢ100 ʙ80ʣ
                                  480ʣ
                                                                  5  ɹ  ʙɹ5.08ʢ100 ʙ80ʣ
                         5.66  ʙɹ5.76 ʢ100 ʙ
          ɹɹ ⁄  - 20ɹɹ ⁄  - 20
                                         5.64  ʙɹ5.74 ʢ100 ʙ80ʣ
                                                                              4.99  ʙɹ5.06ʢ100 ʙ80ʣ4
                                     5.64  ʙɹ5.74 ʢ100 ʙ80ʣ4
                      5.66  ʙɹ5.76 ʢ100 ʙ80ʣ6
                                                              5  ɹ  ʙɹ5.08ʢ100 ʙ80ʣ 45
                                                  No.10  - 32No.10  - 32
          No.12  - 24No.12  - 24 6  4.92  ʙɹ5.01 ʢ100 ʙ80ʣ6  4.92  ʙɹ5.01 ʢ100 ʙ 480ʣ 4.9  ʙɹ4.96 ʢ100 ʙ85ʣ4  4.9  ʙɹ4.96 ʢ100 ʙ85ʣ  5  4.41   ʙɹ4.48ʢ100 ʙ80ʣ 45  4.41   ʙɹ4.48ʢ100 ʙ80ʣ 4.4  ʙɹ4.46ʢ100 ʙ80ʣ4  4.4  ʙɹ4.46ʢ100 ʙ80ʣ
                                                   ɹɹ ⁄  - 28ɹɹ ⁄  - 28
          ɹɹ ⁄  - 18ɹɹ ⁄  - 18 7  7.18  ʙɹ7.29ʢ100 ʙ80ʣ 57  7.18  ʙɹ7.29ʢ100 ʙ80ʣ 7.15  ʙɹ7.24ʢ100 ʙ85ʣ5  7.15  ʙɹ7.24ʢ100 ʙ85ʣ  5  5.86   ʙɹ5.93ʢ100 ʙ80ʣ 45  5.86   ʙɹ5.93ʢ100 ʙ80ʣ 5.85  ʙɹ5.92ʢ100 ʙ80ʣ4  5.85  ʙɹ5.92ʢ100 ʙ80ʣ
                                                  No.12  - 28No.12  - 28
          ɹɹ ⁄  - 20ɹɹ ⁄  - 20 6  5.66  ʙɹ5.76 ʢ100 ʙ80ʣ6  5.66  ʙɹ5.76 ʢ100 ʙ 480ʣ 5.64  ʙɹ5.74 ʢ100 ʙ80ʣ4  5.64  ʙɹ5.74 ʢ100 ʙ80ʣ  5  5  ɹ  ʙɹ5.08ʢ100 ʙ80ʣ 45  5  ɹ  ʙɹ5.08ʢ100 ʙ80ʣ 4.99  ʙɹ5.06ʢ100 ʙ80ʣ4  4.99  ʙɹ5.06ʢ100 ʙ80ʣ
                                                   ɹɹ ⁄  - 24ɹɹ ⁄  - 24
          ɹɹ ⁄   - 16ɹɹ ⁄   - 16 7  8.66  ʙɹ8.78ʢ100 ʙ80ʣ 57  8.66  ʙɹ8.78ʢ100 ʙ80ʣ 8.63  ʙɹ8.73ʢ100 ʙ85ʣ5  8.63  ʙɹ8.73ʢ100 ʙ85ʣ  6  7.38   ʙɹ7.46ʢ100 ʙ80ʣ 56  7.38   ʙɹ7.46ʢ100 ʙ80ʣ 7.36  ʙɹ7.43ʢ100 ʙ85ʣ5  7.36  ʙɹ7.43ʢ100 ʙ85ʣ
                                                   ɹɹ ⁄  - 28ɹɹ ⁄  - 28
          ɹɹ ⁄  - 18ɹɹ ⁄  - 18 7  7.18  ʙɹ7.29ʢ100 ʙ80ʣ 57  7.18  ʙɹ7.29ʢ100 ʙ80ʣ 7.15  ʙɹ7.24ʢ100 ʙ85ʣ5  7.15  ʙɹ7.24ʢ100 ʙ85ʣ  5  5.86   ʙɹ5.93ʢ100 ʙ80ʣ 45  5.86   ʙɹ5.93ʢ100 ʙ80ʣ 5.85  ʙɹ5.92ʢ100 ʙ80ʣ4  5.85  ʙɹ5.92ʢ100 ʙ80ʣ
                                                   ɹɹ ⁄   - 24ɹɹ ⁄   - 24
          ɹɹ ⁄  - 14ɹɹ ⁄  - 14 7  10.11   ʙ10.25ʢ100 ʙ80ʣ7  10.11   ʙ10.25ʢ100 ʙ 580ʣ 10.08  ʙ10.19ʢ100 ʙ85ʣ5  10.08  ʙ10.19ʢ100 ʙ85ʣ  6  8.96   ʙɹ9.05ʢ100 ʙ80ʣ 56  8.96   ʙɹ9.05ʢ100 ʙ80ʣ 8.95  ʙɹ9.02ʢ100 ʙ85ʣ5  8.95  ʙɹ9.02ʢ100 ʙ85ʣ
                                                   ɹɹ ⁄  - 24ɹɹ ⁄  - 24
          ɹɹ ⁄   - 16ɹɹ ⁄   - 16 7  8.66  ʙɹ8.78ʢ100 ʙ80ʣ 57  8.66  ʙɹ8.78ʢ100 ʙ80ʣ 8.63  ʙɹ8.73ʢ100 ʙ85ʣ5  8.63  ʙɹ8.73ʢ100 ʙ85ʣ  6  7.38   ʙɹ7.46ʢ100 ʙ80ʣ 56  7.38   ʙɹ7.46ʢ100 ʙ80ʣ 7.36  ʙɹ7.43ʢ100 ʙ85ʣ5  7.36  ʙɹ7.43ʢ100 ʙ85ʣ
                                                   ɹɹ ⁄  - 20ɹɹ ⁄  - 20
          ɹɹ ⁄   - 13ɹɹ ⁄   - 13 8  11.62  ʙ11.78ʢ100 ʙ80ʣ8  11.62  ʙ11.78ʢ100 ʙ 680ʣ 11.6  ʙ11.68ʢ100 ʙ90ʣ6  11.6  ʙ11.68ʢ100 ʙ90ʣ  7  10.44   ʙ10.54ʢ100 ʙ80ʣ7  10.44   ʙ10.54ʢ100 ʙ 580ʣ 10.41  ʙ10.49ʢ100  ʙ85ʣ5  10.41  ʙ10.49ʢ100  ʙ85ʣ
                                                   ɹɹ ⁄   - 24ɹɹ ⁄   - 24
          ɹɹ ⁄  - 14ɹɹ ⁄  - 14 7  10.11   ʙ10.25ʢ100 ʙ80ʣ7  10.11   ʙ10.25ʢ100 ʙ 580ʣ 10.08  ʙ10.19ʢ100 ʙ85ʣ5  10.08  ʙ10.19ʢ100 ʙ85ʣ  6  8.96   ʙɹ9.05ʢ100 ʙ80ʣ 56  8.96   ʙɹ9.05ʢ100 ʙ80ʣ 8.95  ʙɹ9.02ʢ100 ʙ85ʣ5  8.95  ʙɹ9.02ʢ100 ʙ85ʣ
          ɹɹ ⁄  - 12ɹɹ ⁄  - 12 10  13.14  ʙ13.27ʢ100 ʙ85ʣ10  13.14  ʙ13.27ʢ100 ʙ 885ʣ 13.11  ʙ13.24ʢ100 ʙ85ʣ8  13.11  ʙ13.24ʢ100 ʙ85ʣ  7  12.02   ʙ12.12ʢ100 ʙ80ʣ7  12.02   ʙ12.12ʢ100 ʙ 580ʣ 12  ɹʙ12.05ʢ100  ʙ90ʣ5  12  ɹʙ12.05ʢ100  ʙ90ʣ
                                                   ɹɹ ⁄   - 20ɹɹ ⁄   - 20
                                                   ɹɹ ⁄  - 20ɹɹ ⁄  - 20
          ɹɹ ⁄   - 13ɹɹ ⁄   - 13 8  11.62  ʙ11.78ʢ100 ʙ80ʣ8  11.62  ʙ11.78ʢ100 ʙ 680ʣ 11.6  ʙ11.68ʢ100 ʙ90ʣ6  11.6  ʙ11.68ʢ100 ʙ90ʣ  7  10.44   ʙ10.54ʢ100 ʙ80ʣ7  10.44   ʙ10.54ʢ100 ʙ 580ʣ 10.41  ʙ10.49ʢ100  ʙ85ʣ5  10.41  ʙ10.49ʢ100  ʙ85ʣ
          ɹɹ ⁄  - 11ɹɹ ⁄  - 11 11  14.62  ʙ14.76ʢ100 ʙ85ʣ11  14.62  ʙ14.76ʢ100 ʙ 885ʣ 14.58  ʙ14.67ʢ100 ʙ90ʣ8  14.58  ʙ14.67ʢ100 ʙ90ʣ  9  13.55   ʙ13.66ʢ100 ʙ80ʣ9  13.55   ʙ13.66ʢ100 ʙ 780ʣ 13.53  ʙ13.58ʢ100  ʙ90ʣ7  13.53  ʙ13.58ʢ100  ʙ90ʣ
                                                   ɹɹ ⁄  - 18ɹɹ ⁄  - 18
                                                   ɹɹ ⁄   - 20ɹɹ ⁄   - 20
          ɹɹ ⁄  - 12ɹɹ ⁄  - 12 10  13.14  ʙ13.27ʢ100 ʙ85ʣ10  13.14  ʙ13.27ʢ100 ʙ 885ʣ 13.11  ʙ13.24ʢ100 ʙ85ʣ8  13.11  ʙ13.24ʢ100 ʙ85ʣ  7  12.02   ʙ12.12ʢ100 ʙ80ʣ7  12.02   ʙ12.12ʢ100 ʙ 580ʣ 12  ɹʙ12.05ʢ100  ʙ90ʣ5  12  ɹʙ12.05ʢ100  ʙ90ʣ
                                                   ɹɹ ⁄  - 18ɹɹ ⁄  - 18
          ɹɹ ⁄  - 10ɹɹ ⁄  - 10 12  17.67  ʙ17.88ʢ100 ʙ80ʣ12  17.67  ʙ17.88ʢ100 ʙ 980ʣ 17.63  ʙ17.74ʢ100 ʙ90ʣ9  17.63  ʙ17.74ʢ100 ʙ90ʣ  9  15.14   ʙ15.25ʢ100 ʙ80ʣ9  15.14   ʙ15.25ʢ100 ʙ 780ʣ 15.11  ʙ15.17ʢ100  ʙ90ʣ7  15.11  ʙ15.17ʢ100  ʙ90ʣ
                                                   ɹɹ ⁄  - 18ɹɹ ⁄  - 18
          ɹɹ ⁄  - 11ɹɹ ⁄  - 11 11  14.62  ʙ14.76ʢ100 ʙ85ʣ11  14.62  ʙ14.76ʢ100 ʙ 885ʣ 14.58  ʙ14.67ʢ100 ʙ90ʣ8  14.58  ʙ14.67ʢ100 ʙ90ʣ  9  13.55   ʙ13.66ʢ100 ʙ80ʣ9  13.55   ʙ13.66ʢ100 ʙ 780ʣ 13.53  ʙ13.58ʢ100  ʙ90ʣ7  13.53  ʙ13.58ʢ100  ʙ90ʣ
          ɹɹ ⁄  -   9ɹɹ ⁄  -   9 12  20.68  ʙ20.85ʢ100 ʙ85ʣ12  20.68  ʙ20.85ʢ100 ʙ 985ʣ 20.64  ʙ20.75ʢ100 ʙ90ʣ9  20.64  ʙ20.75ʢ100 ʙ90ʣ  10  18.22   ʙ18.32ʢ100 ʙ85ʣ10  18.22   ʙ18.32ʢ100 ʙ 785ʣ 18.18  ʙ18.25ʢ100  ʙ90ʣ7  18.18  ʙ18.25ʢ100  ʙ90ʣ
                                                   ɹɹ ⁄  - 16ɹɹ ⁄  - 16
                                                   ɹɹ ⁄  - 18ɹɹ ⁄  - 18
          ɹɹ ⁄  - 10ɹɹ ⁄  - 10 12  17.67  ʙ17.88ʢ100 ʙ80ʣ12  17.67  ʙ17.88ʢ100 ʙ 980ʣ 17.63  ʙ17.74ʢ100 ʙ90ʣ9  17.63  ʙ17.74ʢ100 ʙ90ʣ  9  15.14   ʙ15.25ʢ100 ʙ80ʣ9  15.14   ʙ15.25ʢ100 ʙ 780ʣ 15.11  ʙ15.17ʢ100  ʙ90ʣ7  15.11  ʙ15.17ʢ100  ʙ90ʣ
          ɹɹ1  -   8ɹɹ1  -   8 13  23.65  ʙ23.84ʢ100 ʙ85ʣ 1013  23.65  ʙ23.84ʢ100 ʙ85ʣ 23.61  ʙ23.74ʢ100 ʙ90ʣ10  23.61  ʙ23.74ʢ100 ʙ90ʣ  11  21.27   ʙ21.38ʢ100 ʙ85ʣ11  21.27   ʙ21.38ʢ100 ʙ 885ʣ 21.23  ʙ21.27ʢ100  ʙ95ʣ8  21.23  ʙ21.27ʢ100  ʙ95ʣ
                                                   ɹɹ ⁄  - 14ɹɹ ⁄  - 14
                                                   ɹɹ ⁄  - 16ɹɹ ⁄  - 16
          ɹɹ ⁄  -   9ɹɹ ⁄  -   9 12  20.68  ʙ20.85ʢ100 ʙ85ʣ12  20.68  ʙ20.85ʢ100 ʙ 985ʣ 20.64  ʙ20.75ʢ100 ʙ90ʣ9  20.64  ʙ20.75ʢ100 ʙ90ʣ  10  18.22   ʙ18.32ʢ100 ʙ85ʣ10  18.22   ʙ18.32ʢ100 ʙ 785ʣ 18.18  ʙ18.25ʢ100  ʙ90ʣ7  18.18  ʙ18.25ʢ100  ʙ90ʣ
          ɹɹ1  -   8ɹɹ1  -   8
                                                   ɹɹ ⁄  - 14ɹɹ ⁄  - 14
                                                              21.27   ʙ21.38ʢ100 ʙ85ʣ11
                   13
                                                           11
                                                                           885ʣ
                                                                                 21.23  ʙ21.27ʢ100  ʙ95ʣ
             1. ্දͷԼ݀ܘ͸ɺඃ࡟ࡐ౳ʹΑΓҟͳΓ·͢ͷͰɺ໨҆ͱͯ͠Լ͍͞ɻ ʙ90ʣ
                                                                  21.27   ʙ21.38ʢ100 ʙ
                     23.65  ʙ23.84ʢ100 ʙ85ʣ 1023.65  ʙ23.84ʢ100 ʙ85ʣ
                                                                             21.23  ʙ21.27ʢ100  ʙ95ʣ8
          1. ্දͷԼ݀ܘ͸ɺඃ࡟ࡐ౳ʹΑΓҟͳΓ·͢ͷͰɺ໨҆ͱͯ͠Լ͍͞ɻ ʙ90ʣ13  23.61  ʙ23.74ʢ10010  23.61  ʙ23.74ʢ100  ɹɹ 1  - 12ɹɹ 1  - 12 12  24.28   ʙ24.41ʢ100 ʙ85ʣ12  24.28   ʙ24.41ʢ100 ʙ 985ʣ 24.24  ʙ24.32ʢ100  ʙ90ʣ9  24.24  ʙ24.32ʢ100  ʙ90ʣ
          2. Լ݀ܘ͸ඃ࡟ࡐɾߗ͞ɾܗঢ়ੇ๏౳ʹΑΓ੝্͕Γੑ͕ଟগมΘΓ·͢ͷͰ2. Լ݀ܘ͸ඃ࡟ࡐɾߗ͞ɾܗঢ়ੇ๏౳ʹΑΓ੝্͕Γੑ͕ଟগมΘΓ·͢ͷͰ
          1. ্දͷԼ݀ܘ͸ɺඃ࡟ࡐ౳ʹΑΓҟͳΓ·͢ͷͰɺ໨҆ͱͯ͠Լ͍͞ɻ1. ্දͷԼ݀ܘ͸ɺඃ࡟ࡐ౳ʹΑΓҟͳΓ·͢ͷͰɺ໨҆ͱͯ͠Լ͍͞ɻ  ɹɹ 1  - 12ɹɹ 1  - 12 12  24.28   ʙ24.41ʢ100 ʙ85ʣ12  24.28   ʙ24.41ʢ100 ʙ 985ʣ 24.24  ʙ24.32ʢ100  ʙ90ʣ9  24.24  ʙ24.32ʢ100  ʙ90ʣ
           ࢼ͠Ճ޻ͷ্ܾఆԼ͍͞ɻࢼ͠Ճ޻ͷ্ܾఆԼ͍͞ɻ
          2. Լ݀ܘ͸ඃ࡟ࡐɾߗ͞ɾܗঢ়ੇ๏౳ʹΑΓ੝্͕Γੑ͕ଟগมΘΓ·͢ͷͰ2. Լ݀ܘ͸ඃ࡟ࡐɾߗ͞ɾܗঢ়ੇ๏౳ʹΑΓ੝্͕Γੑ͕ଟগมΘΓ·͢ͷͰ
          3. ଱ٱੑΛߟྀ͢ΔͱɺԼ݀ܘ͸େ͖Ίͷํ͕༗རͰ͢ɻ໨తʹ߹ΘͤͯબఆԼ͍͞ɻ3. ଱ٱੑΛߟྀ͢ΔͱɺԼ݀ܘ͸େ͖Ίͷํ͕༗རͰ͢ɻ໨తʹ߹ΘͤͯબఆԼ͍͞ɻ
           ࢼ͠Ճ޻ͷ্ܾఆԼ͍͞ɻࢼ͠Ճ޻ͷ্ܾఆԼ͍͞ɻ
          4. Լ݀ۂ͕Γɺ͏ͶΓɺ৺ͣΕ౳͕͋ΔͱɺτϥϒϧͷݪҼʹͳΓ·͢ͷͰ͝஫ҙԼ͍͞ɻ4. Լ݀ۂ͕Γɺ͏ͶΓɺ৺ͣΕ౳͕͋ΔͱɺτϥϒϧͷݪҼʹͳΓ·͢ͷͰ͝஫ҙԼ͍͞ɻ
          3. ଱ٱੑΛߟྀ͢ΔͱɺԼ݀ܘ͸େ͖Ίͷํ͕༗རͰ͢ɻ໨తʹ߹ΘͤͯબఆԼ͍͞ɻ3. ଱ٱੑΛߟྀ͢ΔͱɺԼ݀ܘ͸େ͖Ίͷํ͕༗རͰ͢ɻ໨తʹ߹ΘͤͯબఆԼ͍͞ɻ
          1. The proper drill hole size may change due to material variety. Use the 1. The proper drill hole size may change due to material variety. Use the
          4. Լ݀ۂ͕Γɺ͏ͶΓɺ৺ͣΕ౳͕͋ΔͱɺτϥϒϧͷݪҼʹͳΓ·͢ͷͰ͝஫ҙԼ͍͞ɻ4. Լ݀ۂ͕Γɺ͏ͶΓɺ৺ͣΕ౳͕͋ΔͱɺτϥϒϧͷݪҼʹͳΓ·͢ͷͰ͝஫ҙԼ͍͞ɻ
           recommended drill hole size as a benchmark.recommended drill hole size as a benchmark.
          2. As the hole diameter may vary by behavior of plasticity depending 2. As the hole diameter may vary by behavior of plasticity depending
          1. The proper drill hole size may change due to material variety. Use the 1. The proper drill hole size may change due to material variety. Use the
           on the material, hardness and shapes of workpiece, the hole diameter on the material, hardness and shapes of workpiece, the hole diameter
           recommended drill hole size as a benchmark.recommended drill hole size as a benchmark.
           should be determined through trial tapping prior to f nal machining.should be determined through trial tapping prior to f nal machining.
          2. As the hole diameter may vary by behavior of plasticity depending 2. As the hole diameter may vary by behavior of plasticity depending
          3. A larger drill hole size is better for extending tool life. Select a drill hole 3. A larger drill hole size is better for extending tool life. Select a drill hole
           on the material, hardness and shapes of workpiece, the hole diameter on the material, hardness and shapes of workpiece, the hole diameter
           size based on your particular application.size based on your particular application.
           should be determined through trial tapping prior to f nal machining.should be determined through trial tapping prior to f nal machining.
          4. To avoid tapping trouble, correct hole must be maintained free from 4. To avoid tapping trouble, correct hole must be maintained free from
          3. A larger drill hole size is better for extending tool life. Select a drill hole 3. A larger drill hole size is better for extending tool life. Select a drill hole
               warp, deformation
           warp, deformation, stagger and the like., stagger and the like.
           size based on your particular application.size based on your particular application.
          4. To avoid tapping trouble, correct hole must be maintained free from 4. To avoid tapping trouble, correct hole must be maintained free from
           warp, deformation, stagger and the like., stagger and the like.
               warp, deformation
                                                                                                 G-16
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