HARDNESS CONVERSION TABLE
|
Vickers |
Rockwell Hardness
|
Tensile |
Vickers |
Rockwell Hardness
|
Tensile |
Vickers |
Rockwell Hardness
|
Tensile |
|||
|
B Scale |
C Scale |
B Scale |
C Scale |
B Scale |
C Scale |
||||||
|
940
|
–
|
68.0
|
–
|
540
|
–
|
51.7
|
1860 (190)
|
280
|
(103.5)
|
27.1
|
890 (91)
|
|
920
|
–
|
67.5
|
–
|
530
|
–
|
51.1
|
1825 (186)
|
275
|
–
|
26.4
|
875 (89)
|
|
900
|
–
|
67.0
|
–
|
520
|
–
|
50.5
|
1795 (183)
|
270
|
(102.0)
|
25.6
|
855 (87)
|
|
880
|
–
|
66.4
|
–
|
510
|
–
|
49.8
|
1750 (179)
|
265
|
–
|
24.8
|
840 (86)
|
|
860
|
–
|
65.9
|
–
|
500
|
–
|
49.1
|
1705 (174)
|
260
|
(101.0)
|
24.0
|
825 (84)
|
|
840
|
–
|
65.3
|
–
|
490
|
–
|
48.4
|
1660 (169)
|
255
|
–
|
23.1
|
805 (82)
|
|
820
|
–
|
64.7
|
–
|
480
|
–
|
47.7
|
1620 (165)
|
250
|
99.5
|
22.2
|
795 (81)
|
|
800
|
–
|
64.0
|
–
|
470
|
–
|
46.9
|
1570 (160)
|
245
|
–
|
21.3
|
780 (79)
|
|
780
|
–
|
63.3
|
–
|
460
|
–
|
46.1
|
1530 (156)
|
240
|
98.1
|
20.3
|
765 (78)
|
|
760
|
–
|
62.5
|
–
|
450
|
–
|
45.3
|
1495 (153)
|
230
|
96.7
|
(18.0)
|
730 (75)
|
|
740
|
–
|
61.8
|
–
|
440
|
–
|
44.5
|
1460 (149)
|
220
|
95.0
|
(15.7)
|
695 (71)
|
|
720
|
–
|
61.0
|
–
|
430
|
–
|
43.6
|
1410 (144)
|
210
|
93.4
|
(13.4)
|
670 (68)
|
|
700
|
–
|
60.1
|
–
|
420
|
–
|
42.7
|
1370 (140)
|
200
|
91.5
|
(11.0)
|
635 (65)
|
|
690
|
–
|
59.7
|
–
|
410
|
–
|
41.8
|
1330 (136)
|
190
|
89.5
|
(8.5)
|
605 (62)
|
|
680
|
–
|
59.2
|
–
|
400
|
–
|
40.8
|
1290 (131)
|
180
|
87.1
|
(6.0)
|
580 (59)
|
|
670
|
–
|
58.8
|
–
|
390
|
–
|
39.8
|
1240 (127)
|
170
|
85.0
|
(3.0)
|
545 (56)
|
|
660
|
–
|
58.3
|
–
|
380
|
(110.0)
|
38.8
|
1205 (123)
|
160
|
81.7
|
(0.0)
|
510 (53)
|
|
650
|
–
|
57.8
|
–
|
370
|
–
|
37.7
|
1170 (120)
|
150
|
78.7
|
–
|
490 (50)
|
|
640
|
–
|
57.3
|
–
|
360
|
(109.0)
|
36.6
|
1130 (115)
|
140
|
75.0
|
–
|
455 (46)
|
|
630
|
–
|
56.8
|
–
|
350
|
–
|
35.5
|
1095 (112)
|
130
|
71.2
|
–
|
425 (44)
|
|
620
|
–
|
56.3
|
–
|
340
|
(108.0)
|
34.4
|
1070 (109)
|
120
|
66.7
|
–
|
390 (40)
|
|
610
|
–
|
55.7
|
–
|
330
|
–
|
33.3
|
1035 (105)
|
110
|
62.3
|
–
|
–
|
|
600
|
–
|
55.2
|
–
|
320
|
(107.0)
|
32.2
|
1005 (103)
|
100
|
56.2
|
–
|
–
|
|
590
|
–
|
54.7
|
2055 (210)
|
310
|
–
|
31.0
|
980 (100)
|
95
|
52.0
|
–
|
–
|
|
580
|
–
|
54.1
|
2020 (206)
|
300
|
(105.5)
|
29.8
|
950 (97)
|
90
|
48.0
|
–
|
–
|
|
570
|
–
|
53.6
|
1985 (202)
|
295
|
–
|
29.2
|
935 (96)
|
85
|
41.0
|
–
|
–
|
|
560
|
53.0
|
1950 (199)
|
290
|
(104.5)
|
28.5
|
915 (94)
|
|||||
|
550
|
52.3
|
1905 (194)
|
285
|
–
|
27.8
|
905 (92)
|
|||||