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 IRON 137 RPM 14541 7271 5453 4362 3635 3116 2726 ≤ 150 Bhn FERRITIC or Fr 0.119 0.237 0.316 0.395 0.475 0.554 0.633 ASTM A48: CLASS 20 (110-165) ≤ 80 HRb SAE J431C: GRADE 1800 Feed (mm/min) 1725 1725 1725 1725 1725 1725 1725 GRAY CAST IRON 114 RPM 12118 6059 4544 3635 3029 2597 2272 ≤ 220 Bhn PEARLITIC or Fr 0.094 0.189 0.252 0.315 0.378 0.441 0.504 ASTM A48: CLASS 30, 35, 40 (91-137) ≤ 19 HRc SAE J431C: GRADE 3000 Feed (mm/min) 1145 1145 1145 1145 1145 1145 1145 99 RPM 10502 5251 3938 3151 2626 2250 1969 ≤ 250 Bhn COMPACTED K or Fr 0.094 0.189 0.251 0.314 0.377 0.440 0.503 GRAPHITE IRON (79-119) ≤ 25 HRc Feed (mm/min) 990 990 990 990 990 990 990 MALLEABLE CAST IRON 137 RPM 14541 7271 5453 4362 3635 3116 2726 ≤ 160 Bhn FERRITIC or Fr 0.119 0.237 0.316 0.395 0.475 0.554 0.633 ASTM A220: GRADE 40010 (110-165) ≤ 3 HRc SAE J158: GRADE M4504 Feed (mm/min) 1725 1725 1725 1725 1725 1725 1725 MALLEABLE CAST IRON 76 RPM 8078 4039 3029 2424 2020 1731 1515 ≤ 320 Bhn MARTENSITE or Fr 0.076 0.151 0.201 0.252 0.302 0.352 0.403 ASTM A220: GRADE 90001 (61-91) ≤ 34 HRc SAE J158: GRADE M8501 Feed (mm/min) 610 610 610 610 610 610 610 (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) 265 DRILLS www.kyocera-sgstool.com DRILLS