| |
|
Rockwell |
Rockwell Superficial |
Brinell |
Vickers |
Shore |
|
|
A |
B |
C |
D |
E |
F |
15-N |
30-N |
45-N |
30-T |
3000 kg |
500 kg |
136 | |
Approx Tensile Strength (psi) |
|
60kg Brale |
100kg 1/16" Ball |
150kg Brale |
100kg Brale |
100kg 1/8" Ball |
60kg 1/16" Ball |
15kg Brale |
30kg Brale |
45kg Brale |
30 kg 1/16" Ball |
10mm Ball Steel |
10mm Ball Steel |
Diamond Pyramid |
Sciero-scope |
|
75.9
|
117
|
50
|
63.1
|
---
|
---
|
85.5
|
68.5
|
55.0
|
---
|
475
|
---
|
513
|
67
|
233,000
|
|
75.2
|
117
|
49
|
62.1
|
---
|
---
|
85.0
|
67.6
|
53.8
|
---
|
464
|
---
|
498
|
66
|
227,000
|
|
74.7
|
116
|
48
|
61.4
|
---
|
---
|
84.5
|
66.7
|
52.5
|
---
|
451
|
---
|
484
|
64
|
221,000
|
|
74.1
|
116
|
47
|
60.8
|
---
|
---
|
83.9
|
65.8
|
51.4
|
---
|
442
|
---
|
471
|
63
|
217,000
|
|
73.6
|
115
|
46
|
60.0
|
---
|
---
|
83.5
|
64.8
|
50.3
|
---
|
432
|
---
|
458
|
62
|
212,000
|
|
73.1
|
115
|
45
|
59.2
|
---
|
---
|
83.0
|
64.0
|
49.0
|
---
|
421
|
---
|
446
|
60
|
206,000
|
|
72.5
|
114
|
44
|
58.5
|
---
|
---
|
82.5
|
63.1
|
47.8
|
---
|
409
|
---
|
434
|
58
|
200,000
|
|
72.0
|
113
|
43
|
57.7
|
---
|
---
|
82.0
|
62.2
|
46.7
|
---
|
400
|
---
|
423
|
57
|
196,000
|
|
71.5
|
113
|
42
|
56.9
|
---
|
---
|
81.5
|
61.3
|
45.5
|
---
|
390
|
---
|
412
|
56
|
191,000
|
|
70.9
|
112
|
41
|
56.2
|
---
|
---
|
80.9
|
60.4
|
44.3
|
---
|
381
|
---
|
402
|
55
|
187,000
|
|
70.4
|
112
|
40
|
55.4
|
---
|
---
|
80.4
|
59.5
|
43.1
|
---
|
371
|
---
|
392
|
54
|
182,000
|
|
69.9
|
111
|
39
|
54.6
|
---
|
---
|
79.9
|
58.6
|
41.9
|
---
|
362
|
---
|
382
|
52
|
177,000
|
|
69.4
|
110
|
38
|
53.8
|
---
|
---
|
79.4
|
57.7
|
40.8
|
---
|
353
|
---
|
372
|
51
|
173,000
|
|
68.9
|
110
|
37
|
53.1
|
---
|
---
|
78.8
|
56.8
|
39.6
|
---
|
344
|
---
|
363
|
50
|
169,000
|
|
68.4
|
109
|
36
|
52.3
|
---
|
---
|
78.3
|
55.9
|
38.4
|
---
|
336
|
---
|
354
|
49
|
165,000
|
|
67.9
|
109
|
35
|
51.5
|
---
|
---
|
77.7
|
55.0
|
37.2
|
---
|
327
|
---
|
345
|
48
|
160,000
|
|
67.4
|
108
|
34
|
50.8
|
---
|
---
|
77.2
|
54.2
|
36.1
|
---
|
319
|
---
|
336
|
47
|
156,000
|
|
66.8
|
108
|
33
|
50.0
|
---
|
---
|
76.6
|
53.3
|
34.9
|
---
|
311
|
---
|
327
|
46
|
152,000
|
|
66.3
|
107
|
32
|
49.2
|
---
|
---
|
76.1
|
52.1
|
33.7
|
---
|
301
|
---
|
318
|
44
|
147,000
|
|
65.8
|
106
|
31
|
48.4
|
---
|
---
|
75.6
|
51.3
|
32.5
|
---
|
294
|
---
|
310
|
43
|
144,000
|
|
