Общий каталог SGS 2021 - страница 265

METRIC Hi-PerCarb® Series DC • mm 141K 5D Vc Metric Hardness (m/min) 3 6 8 10 12 14 16 GRAY CAST IRONFERRITICASTM A48: CLASS 20SAE J431C: GRADE 1800≤ 150 Bhn137RPM14541 7271 5453 4362 3635 3116 2726orFr0.1190.2370.3160.3950.4750.5540.633≤ 80 HRb(110-165)Feed (mm/min)1725172517251725172517251725 GRAY CAST IRONPEARLITICASTM A48: CLASS 30, 35, 40SAE J431C: GRADE 3000114RPM12118≤ 220 BhnorFr0.094≤ 19 HRc(91-137)Feed (mm/min)114560590.189114545440.252114536350.315114530290.378114525970.441114522720.5041145 99 RPM 10502 5251 3938 3151 2626 2250 1969 K COMPACTEDGRAPHITE IRON ≤ 250 Bhnor Fr 0.094 0.189 0.251 0.314 0.377 0.440 0.503≤ 25 HRc(79-119) Feed (mm/min) 990 990 990 990 990 990 990 MALLEABLE CAST IRONFERRITICASTM A220: GRADE 40010SAE J158: GRADE M4504137RPM14541 7271 5453 4362 3635 3116 2726≤ 160 BhnorFr0.1190.2370.3160.3950.4750.5540.633≤ 3 HRc(110-165)Feed (mm/min)1725172517251725172517251725 MALLEABLE CAST IRONMARTENSITEASTM A220: GRADE 90001SAE J158: GRADE M850176RPM8078 4039 3029 2424 2020 1731 1515≤ 320 BhnorFr0.0760.1510.2010.2520.3020.3520.403≤ 34 HRc(61-91)Feed (mm/min)610610610610610610610 (Brinell)   HRc (Rockwell C)   HRb (Rockwell B) rpm = (Vc x 1000) / (DC x 3.14) mm/min = Fr x rpm reduce speed and feed for materials harder than listed refer to the SGS Tool Wizard® for complete technical information (www.kyocera-sgstool.com) www.kyoceraD-sRgILsLtoSol.com DRILLS 265