CONVERSION CHART OF VICKERS HARDNESS (HV) TO ROCKWELL C (HRC)

Vickers Hardness Number HV	Rockwell C Scale Hardness HRC	Vickers Hardness Number HV	Rockwell C Scale Hardness HRC	Vickers Hardness Number HV	Rockwell C Scale Hardness HRC	Vickers Hardness Number HV	Rockwell C Scale Hardness HRC
900 890 880 870 860 850 840 830 820 810 800 790 780 770 760 750 740 730	66.5 66.1 65.7 65.3 64.9 64.5 64.1 63.7 63.3 62.9 62.5 62.1 61.7 61.3 60.9 60.5 60.1 59.7	720 710 700 690 680 670 660 650 640 630 620 610 600 590 580 570 560 550	59.3 58.9 58.5 58.1 57.7 57.3 56.9 56.5 56.1 55.7 55.3 54.9 54.5 54.1 53.7 53.3 52.9 52.5	540 530 520 510 500 490 480 470 460 450 440 430 420 410 400 390 380 370	52.1 51.7 51.3 50.4 49.7 49.0 48.2 47.5 46.7 45.9 45.1 44.3 43.5 42.6 41.7 40.8 39.8 38.8	360 350 340 330 320 310 300 290 280 270 260 250 245 240 235 230	37.8 36.8 35.7 34.5 33.4 32.2 30.9 29.6 28.2 26.7 25.1 23.5 22.7 21.8 20.9 20.0