Page 179 - Nikko Tools - Update 2019
P. 179

THREADING Indexable inserts



                                                                           HC-PVD
                                                    CARBIDE
                         TPM                     External threading      ISO513  JP5125


                                                                            80
                                             Size  IC   S    D1        P    180                                                 TURNING
                                                                            60
                                             16   9.525  3.65  4.00    M    140
                                                                            50
                                                                       K    120
                                                                       N

                                                                       S    20
                                                                            40
                              3 edges                                  H
                         GRADE APPLICATION AREA  Stable machining, continuous cut  d
                                                                            d
                        d main application  General machining, light interruption  |    Hardness    +  +   Toughness   |  d     THREADING
                                                                            d
                                                                            d
                        d applicable        Unstable machining, interrupted cut  d
                        60°  P  M  K  S                       pitch: 0.50÷1.50 mm,
                                           16ER  A60-TPM  RE 0.08           h
                                                                 48÷16 TPI
                                                              pitch: 1.75÷3.00 mm,
                                                G60-TPM  RE 0.25  14÷8 TPI  h
                       PARTIAL PROFILE  METRIC AND UNIFIED THREADS     16ER  AG60-TPM  RE 0.08  pitch: 0.50÷3.00 mm,   h        GROOVING
                                                                 48÷8 TPI
                        55°  P  M  K  S
                                                                            h
                                                A55-TPM
                                                         RE 0.08
                                                               pitch: 48÷16 TPI
                                                G55-TPM  RE 0.21  pitch: 14÷8 TPI  h
                        WHITWORTH AND GAS THREADS  AG55-TPM  RE 0.08  pitch: 48÷8 TPI  h

                     h stock standard



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              06-THREADING.indd   177
              06-THREADING.indd   177                                                                                  16/04/2019   16:01:13
                                                                                                                       16/04/2019   16:01:13
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