Page 434 - ISCAR(TURNING-CATALOG-42-2022)
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USER GUIDE
      GROOVE-TURN  Groove-Turn Cutting Speed Recommendations           Tensile Strength   Hardness HB  Group No. (1)






                                                                                                      Material
           ISO
                                                                               2
             Material
                                                                          [N/mm ]
                                                     Condition
                                                                                          125
                               < 0.25 %C
                                                                                                        1
                                                     Annealed
                                                                            420
                                                     Annealed
                                                                                          190
                               >= 0.25 %C
                                                                                                        2
                                                                            650
             Non-alloy steel and cast
                                                                            850
                                                     Annealed
                                                                                          220
                                                                            750
                               >= 0.55 %C
                               >= 0.55 %C
                                                Quenched and tempered
                                                                                          300
          P  steel, free cutting steel  < 0.55 %C  Quenched and tempered   1000           250           3 4 5 6
                                                                            600
                                                                                          200
                                                     Annealed
             Low alloy steel and cast steel                                 930           275           7
             (less than 5% all elements)        Quenched and tempered      1000           300           8
                                                                           1200           350           9
                                                     Annealed               680           200           10
             High alloy steel, cast steel, tool steel
                                                Quenched and tempered      1100           325           11
                                                   Ferritic/martensitic     680           200           12
          P Stainless steel and cast steel
                                                     Martensitic            820           240           13
          M Stainless steel and cast steel         Austenitic, duplex       600           180           14
                                                    Pearlitic/ferritic                    180           15
             Grey cast iron (GG)
                                                  Pearlitic/martensitic                   260           16
                                                      Ferritic                            160           17
          K Ductile cast iron (nodular) (GGG)
                                                      Pearlitic                           250           18
                                                      Ferritic                            130           19
             Malleable cast iron
                                                      Pearlitic                           230           20
                                                   Not hardenable                         60            21
             Aluminum-wrought alloys                 Hardenable                           100           22
      TEXT   Aluminum-cast alloys   <=12% Si       Not hardenable                         75            23
                                                     Hardenable
                                                                                                        24
                                                                                          90
          N                    >12% Si             High temperature                       130           25
                               >1% Pb                Free cutting                         110           26
             Copper alloys                             Brass                              90            27
                                                   Electrolitic copper                    100           28
                                                Duroplastics, fiber plastics                            29
             Non-metallic
                                                     Hard rubber                                        30
                                                     Annealed                             200           31
                               Fe based
                                                     Hardened                             280           32
             High temp. alloys                       Annealed                             250           33
          S                    Ni or Co based        Hardened                             350           34
                                                       Cast                               320           35
                                                       Pure                 400                         36
             Titanium alloys
                                               Alpha+beta alloys hardened    1050                       37


                                                     Hardened                           55 HRC          38
             Hardened steel
          H                                          Hardened                           60 HRC          39
             Chilled cast iron                         Cast                               400           40
             Cast iron                               Hardened                           55 HRC          41




          (1)  For material groups, see pages 786-815




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