Page 107 - THREADING CATALOG

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Machining Data for Threading Coated

Tensile Hardness HB Material No. (1) IC228 IC908 IC808 IC1007
Strength Cutting Speed THREAD TURNING
ISO Material Condition [N/mm ] m/min SFM m/min SFM m/min SFM m/min SFM
2
<0.25% C annealed 420 125 1 60-100 200-330 115-190 380-620 125-205 410-670 135-230 440-750
non-alloy ≥0.25% C annealed 650 190 2 60-95 200-310 110-180 360-590 120-195 390-640 130-220 430-720
steel and <0.55% C quenched and 850 250 3 50-90 160-300 100-175 330-570 105-185 340-610 120-210 390-690
cast steel, tempered
free cutting annealed 750 220 4 45-85 150-280 90-165 300-540 95-175 310-570 110-200 360-660
steel ≥0.55% C quenched and
tempered 1000 300 5 45-85 150-280 90-165 300-540 95-175 310-570 110-200 360-660
low alloy and cast annealed 600 200 6 50-95 160-310 100-180 330-590 105-195 340-640 120-215 390-710
P steel 930 275 7 40-75 130-250 75-140 250-460 80-150 260-490 90-170 300-560
(less than 5% of quenched and 1000 300 8 35-70 110-230 70-135 230-440 75-145 250-480 85-160 280-520
tempered
alloying elements) 1200 350 9 35-70 110-230 70-135 230-440 75-145 250-480 85-160 280-520
high alloyed annealed 680 200 10 40-65 130-210 80-120 260-390 85-130 280-430 95-145 310-480
steel, cast steel quenched and
and tool steel tempered 1100 325 11 25-50 80-160 50-100 160-330 55-105 180-340 60-120 200-390
ferritic /
stainless steel martensitic 680 200 12 35-70 110-230 70-130 230-430 75-140 250-460 85-155 280-510
and cast steel
martensitic 820 240 13 45-60 150-200 85-110 280-360 90-120 300-390 100-130 330-430
stainless steel austenitic,
M 600 180 14 45-75 150-250 90-140 300-460 95-150 310-490 110-170 360-560
and cast steel duplex
ferritic / pearlitic 180 15 65-85 210-280 125-160 410-520 135-170 440-560 150-190 490-620
gray cast iron (GG) pearlitic /
martensitic 260 16 45-65 150-210 90-120 300-390 95-130 310-430 110-145 360-480
K nodular cast ferritic 160 17 35-70 110-230 70-130 230-430 75-140 250-460 85-155 280-510
iron (GGG) pearlitic 250 18 30-60 100-200 60-115 200-380 65-125 210-410 70-140 230-460
ferritic 130 19 30-35 100-110 60-70 200-230 65-75 210-250 70-85 230-280
malleable cast iron
pearlitic 230 20 30-75 100-250 60-145 200-480 65-155 210-510 70-175 230-570
aluminum- not hardenable 60 21 50-195 160-640 100-365 330-1200 105-390 340-1280 120-440 390-1440
wrought alloys hardenable 100 22 40-115 130-380 80-220 260-720 85-235 280-770 95-265 310-870
not hardenable 75 23 105-215 340-710 200-400 660-1310 215-430 710-1410 240-480 790-1570
≤12% Si
aluminum- hardenable 90 24 105-150 340-490 200-280 660-920 215-300 710-980 240-335 790-1100
cast alloys high
>12% Si 130 25 105-150 340-490 200-280 660-920 215-300 710-980 240-335 790-1100
temperature
N >1% Pb free cutting 110 26 40-135 130-440 80-255 260-840 85-275 280-900 95-305 310-1000
copper brass 90 27 40-135 130-440 80-255 260-840 85-275 280-900 95-305 310-1000
alloys electrolytic
copper 100 28 40-130 130-440 80-255 260-840 85-275 280-900 95-305 310-1000
duroplastics, 70 29 40-130 130-430 80-250 260-820 85-265 280-870 95-300 310-980
fiber plastics Shore D
non metallic
hard rubber 55 30 40-130 130-430 80-250 260-820 85-265 280-870 95-300 310-980
Shore D
annealed 200 31 25-30 80-100 45-60 150-200 50-65 160-210 55-70 180-230
Fe based
high hardened 280 32 15-25 50-80 35-50 110-160 35-55 110-180 40-60 130-200
temperature annealed 250 33 10-15 30-50 20-30 70-100 20-30 70-100 25-35 80-110
alloys Ni or Co hardened 350 34 5-10 20-30 15-25 50-80 15-25 50-80 18-30 60-100
S based
cast 320 35 5-10 20-30 15-25 50-80 15-25 50-80 18-30 60-100
pure 400 190 36 75-90 250-300 140-170 460-560 150-180 490-590 170-205 560-670
titanium alloys alpha+beta
alloys, hardened 1050 310 37 25-35 80-110 50-70 160-230 55-75 180-250 60-85 200-280
hardened 55 HRC 38 25-30 80-100 45-60 150-200 50-65 160-210 55-70 180-230
hardened steel
H hardened 60 HRC 39 25-30 80-100 45-60 150-200 50-65 160-210 55-70 180-230
chilled cast iron cast 400 40 25-30 80-100 45-60 150-200 50-65 160-210 55-70 180-230
cast iron hardened 55 HRC 41 25-30 80-100 45-60 150-200 50-65 160-210 55-70 180-230
(1) For workpiece materials list, see pages 443-472

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