Общий каталог SGS 2021 - страница 264

FRACTIONAL Hi-PerCarb® Series DC • in 141K 5D Vc Fractional Hardness (sfm) 1/8 3/16 1/4 3/8 1/2 5/8 3/4 GRAY CAST IRONFERRITICASTM A48: CLASS 20SAE J431C: GRADE 1800≤ 150 Bhn450RPM13752 9168 6876 4584 3438 2750 2292orFr0.00490.00740.00990.01480.01980.02470.0297≤ 80 HRb(360-540)Feed (ipm)68686868686868 GRAY CAST IRONPEARLITICASTM A48: CLASS 30, 35, 40SAE J431C: GRADE 3000375RPM11460≤ 220 BhnorFr0.0039≤ 19 HRc(300-450)Feed (ipm)4576400.00594557300.00794538200.01184528650.01574522920.01964519100.023645 325 RPM 9932 6621 4966 3311 2483 1986 1655 K COMPACTEDGRAPHITE IRON ≤ 250 Bhnor Fr 0.0039 0.0059 0.0079 0.0118 0.0157 0.0196 0.0236≤ 25 HRc(260-390) Feed (ipm) 39 39 39 39 39 39 39 MALLEABLE CAST IRONFERRITICASTM A220: GRADE 40010SAE J158: GRADE M4504450RPM13752 9168 6876 4584 3438 2750 2292≤ 160 BhnorFr0.00490.00740.00990.01480.01980.02470.0297≤ 3 HRc(360-540)Feed (ipm)68686868686868 MALLEABLE CAST IRONMARTENSITEASTM A220: GRADE 90001SAE J158: GRADE M8501250RPM7640 5093 3820 2547 1910 1528 1273≤ 320 BhnorFr0.00310.00470.00630.00940.01260.01570.0188≤ 34 HRc(200-300)Feed (ipm)24242424242424 Bhn (Brinell)   HRc (Rockwell C)   HRb (Rockwell B) rpm = Vc x 3.82 / DC ipm = 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) 264 DRILLS www.kDyRoIcLeLrSa-sgstool.com