468 Каталог INGERSOLL 2011 Режущий инструмент и инструментальная оснастка Стр.470

Каталог INGERSOLL 2011 Инструмент и оснастка Стр. 470 0468 Lab2u

OPERATING GUIDELINES SERIES 47Y - OPERATING GUIDELINES FOR SOLID CARBIDE THREAD MILLS Main Workpiece Material Remark Tensile Strength Hardness Machin. Group ISO-group 025 % C Annealed 0 2 4 125 1 Unalloyed steel 025 % C Annealed 650 190 2 Cast steel 025 % C Tempered 850 250 3 Free cutting steel 055 % C Annealed 750 220 4 Tempered 1000 300 5 P Steel medium tensile strength Annealed 600 200 6 and cast steel Tempered 930 275 7 (with less than 5 % C) Tempered 1000 300 8 Tempered 1200 350 9 High-alloyed cast steel Annealed 680 200 10 Steel and tool steel Tempered 1100 325 11 M Stainless steel Ferritic martensitic 680 200 12 and cast steel Martensitic 820 240 13 Austenitic 600 180 14 Nodular gray cast iron Ferritic pearlitic - 180 15 (GGG) Pearlitic 260 16 K Gray cast iron Ferritic - 160 17 (GG) Pearlitic 250 18 Malleable cast iron Ferritic - 130 19 Malleable cast iron Pearlitic 230 20 Aluminum-wrought alloy Untreated - 60 21 Aluminum-wrought alloy Forged alloyed 100 22 Aluminum cast alloy Untreated - 75 23 Aluminum cast alloy Forged alloyed 90 24 N Aluminum cast alloy 12 % Si High temp. resist. - 130 25 Copper alloys Easy to machine 110 26 CuZn-alloys (brass) - 90 27 Elektrolytic copper 100 28 Duroplastics - 90 29 Graphite 30 Ebonite High temp. resisting alloys . Fe-base tempered - 200 31 Superalloys Ni Co-base treated - 280 32 Superalloys Ni Co-base tempered - 250 33 S Superalloys Ni Co-base treated - 350 34 Titanium cast - 320 35 Titanium 400 - 36 Titanium alloys Alpha & beta alloy treated 1050 - 37 Hardened steel Hardened 55 HRC 38 H Hardened steel Hardened 60 HRC 39 Chill casting Cast 400 40 Cast iron Hardened 55 HRC 41 470