Page 713 - ISCAR(TURNING-CATALOG-42-2022)
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USER GUIDE




          Machining Data for Threading
                                                                                         Coated                       THREADING
                                                 Tensile          Material    IC228  IC908    IC808     IC1007
                                                 Strength  Hardness   Group
           ISO      Material         Condition   (N/mm )   HB      No.             Cutting Speed (m/min)
                                                      2
                        < 0.25 %C    Annealed     420     125      1      60-100    115-190   125-205   135-230
                        >= 0.25 %C   Annealed     650     190      2      60-95     110-180   120-195   130-220
            Non-alloy
            steel and cast   < 0.55 %C  Quenched and   850  250    3      50-90     100-175   105-185   120-210
            steel, free              tempered
            cutting steel            Annealed     750      220     4      45-85     90-165    95-175    110-200
                        >= 0.55 %C  Quenched and   1000    300     5      45-85     90-165    95-175    110-200
                                     tempered
                                     Annealed     600      200     6      50-95     100-180   105-195   120-215
          P
            Low alloy and cast steel (less        930      275     7      40-75     75-140    80-150    90-170
            than 5% of alloying elements)  Quenched and   1000  300  8    35-70     70-135    75-145    85-160
                                     tempered
                                                  1200     350     9      35-70     70-135    75-145    85-160
                                     Annealed     680      200     10     40-65     80-120    85-130    95-145
            High alloyed steel, cast
            steel, and tool steel   Quenched and   1100    325     11     25-50     50-100    55-105    60-120
                                     tempered
                                   Ferritic/martensitic  680  200  12     35-70     70-130    75-140    85-155
            Stainless steel and cast steel
                                     Martensitic  820      240     13     45-60     85-110    90-120    100-130
          M Stainless steel and cast steel  Austenitic, duplex  600  180  14  45-75  90-140   95-150    110-170
                                    Ferritic/pearlitic    180      15     65-85     125-160   135-170   150-190
            Gray cast iron (GG)
                                  Pearlitic /martensitic  260      16     45-65     90-120    95-130    110-145
                                      Ferritic            160      17     35-70     70-130    75-140    85-155
          K Nodular cast iron (GGG)
                                      Pearlitic           250      18     30-60     60-115    65-125    70-140
                                      Ferritic            130      19     30-35     60-70     65-75     70-85
            Malleable cast iron
                                      Pearlitic            230     20     30-75     60-145    65-155    70-175
                                   Not hardenable          60      21     50-195    100-365   105-390   120-440
            Aluminum-wrought alloys
                                     Hardenable           100      22     40-115    80-220    85-235    95-265
                        <=12% Si   Not hardenable          75      23     105-215   200-400   215-430   240-480
            Aluminum-
            cast alloys              Hardenable            90      24     105-150   200-280   215-300   240-335
                        >12% Si    High temperature       130      25     105-150   200-280   215-300   240-335
          N             >1% Pb       Free cutting         110      26     40-135    80-255    85-275    95-305
            Copper alloys              Brass               90      27     40-135    80-255    85-275    95-305
                                  Electrolytic copper     100      28     40-130    80-255    85-275    95-305
                                    Duroplastics,
            Non metallic            fiber plastics                 29     40-130    80-250    85-265    95-300
                                    Hard rubber                    30     40-130    80-250    85-265    95-300
                                     Annealed             200      31     25-30     45-60     50-65     55-70
                        Fe based
            High                     Hardened             280      32     15-25     35-50     35-55     40-60
            temperature              Annealed             250      33     10-15     20-30     20-30     25-35
            alloys      Ni or Co     Hardened             350      34      5-10     15-25     15-25     18-30
          S             based
                                       Cast               320      35      5-10     15-25     15-25     18-30
                                       Pure       400              36     75-90     140-170   150-180   170-205
            Titanium alloys        Alpha+beta alloys
                                     hardened     1050             37     25-35     50-70     55-75     60-85
                                     Hardened            55 HRC    38     25-30     45-60     50-65     55-70
            Hardened steel
          H                          Hardened            60 HRC    39     25-30     45-60     50-65     55-70
            Chilled cast iron          Cast               400      40     25-30     45-60     50-65     55-70
            Cast iron                Hardened            55 HRC    41     25-30     45-60     50-65     55-70












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