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 |
86.5 |
--- |
70 |
78.5 |
--- |
--- |
94.0 |
86.0 |
77.6 |
--- |
--- |
--- |
1076 |
101 |
--- |
86.0 |
--- |
69 |
77.7 |
--- |
--- |
93.5 |
85.0 |
76.5 |
--- |
--- |
--- |
1044 |
99 |
--- |
85.6 |
--- |
68 |
76.9 |
--- |
--- |
93.2 |
84.4 |
75.4 |
--- |
--- |
--- |
940 |
97 |
--- |
85.0 |
--- |
67 |
76.1 |
--- |
--- |
92.9 |
83.6 |
74.2 |
--- |
--- |
--- |
900 |
95 |
--- |
84.5 |
--- |
66 |
75.4 |
--- |
--- |
92.5 |
82.8 |
73.2 |
--- |
--- |
--- |
865 |
92 |
--- |
83.9 |
--- |
65 |
74.5 |
--- |
--- |
92.2 |
81.9 |
72.0 |
--- |
739 |
--- |
832 |
91 |
--- |
83.4 |
--- |
64 |
73.8 |
--- |
--- |
91.8 |
81.1 |
71.0 |
--- |
722 |
--- |
800 |
88 |
--- |
82.8 |
--- |
63 |
73.0 |
--- |
--- |
91.4 |
80.1 |
69.9 |
--- |
705 |
--- |
772 |
87 |
--- |
82.3 |
--- |
62 |
72.2 |
--- |
--- |
91.1 |
79.3 |
68.8 |
--- |
688 |
--- |
746 |
85 |
--- |
81.8 |
--- |
61 |
71.5 |
--- |
--- |
90.7 |
78.4 |
67.7 |
--- |
670 |
--- |
720 |
83 |
--- |
81.2 |
--- |
60 |
70.7 |
--- |
--- |
90.2 |
77.5 |
66.6 |
--- |
654 |
--- |
697 |
81 |
320,000 |
80.7 |
--- |
59 |
69.9 |
--- |
--- |
89.8 |
76.6 |
65.5 |
--- |
634 |
--- |
674 |
80 |
310,000 |
80.1 |
--- |
58 |
69.2 |
--- |
--- |
89.3 |
75.7 |
64.3 |
--- |
615 |
--- |
653 |
78 |
300,000 |
79.6 |
--- |
57 |
68.5 |
--- |
--- |
88.9 |
74.8 |
63.2 |
--- |
595 |
--- |
633 |
76 |
290,000 |
79.0 |
--- |
56 |
67.7 |
--- |
--- |
88.3 |
73.9 |
62.0 |
--- |
577 |
--- |
613 |
75 |
282,000 |
78.5 |
120 |
55 |
66.9 |
--- |
--- |
87.9 |
73.0 |
60.9 |
--- |
560 |
--- |
595 |
74 |
274,000 |
78.0 |
120 |
54 |
66.1 |
--- |
--- |
87.4 |
72.0 |
59.8 |
--- |
543 |
--- |
577 |
72 |
266,000 |
77.4 |
119 |
53 |
65.4 |
--- |
--- |
86.9 |
71.2 |
58.6 |
--- |
525 |
--- |
560 |
71 |
257,000 |
76.8 |
119 |
52 |
64.6 |
--- |
--- |
86.4 |
70.2 |
57.4 |
--- |
500 |
--- |
544 |
69 |
245,000 |
76.3 |
118 |
51 |
63.8 |
--- |
--- |
85.9 |
69.4 |
56.1 |
--- |
487 |
--- |
528 |
68 |
239,000 |
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 |
65.3 |
105 |
30 |
47.7 |
--- |
--- |
75.0 |
50.4 |
31.3 |
--- |
286 |
--- |
302 |
42 |
140,000 |
64.7 |
104 |
29 |
47.0 |
--- |
--- |
74.5 |
49.5 |
30.1 |
--- |
279 |
--- |
294 |
41 |
137,000 |
64.3 |
104 |
28 |
46.1 |
--- |
--- |
73.9 |
48.6 |
28.9 |
--- |
271 |
--- |
286 |
41 |
133,000 |
63.8 |
103 |
27 |
45.2 |
--- |
--- |
73.3 |
47.7 |
27.8 |
--- |
264 |
--- |
279 |
40 |
129,000 |
63.3 |
103 |
26 |
44.6 |
--- |
--- |
72.8 |
46.8 |
26.7 |
--- |
258 |
--- |
272 |
39 |
126,000 |
62.8 |
102 |
25 |
43.8 |
--- |
--- |
72.2 |
45.9 |
25.5 |
--- |
253 |
--- |
266 |
38 |
124,000 |
62.4 |
101 |
24 |
43.1 |
--- |
--- |
71.6 |
45.0 |
24.3 |
--- |
247 |
--- |
260 |
37 |
121,000 |
62.0 |
100 |
23 |
42.1 |
--- |
--- |
71.0 |
44.0 |
23.1 |
82.0 |
240 |
201 |
254 |
36 |
118,000 |
61.5 |
99 |
22 |
41.6 |
--- |
--- |
70.5 |
43.2 |
22.0 |
81.5 |
234 |
195 |
248 |
35 |
115,000 |
61.0 |
98 |
21 |
40.9 |
--- |
--- |
69.9 |
42.3 |
20.7 |
81.0 |
228 |
189 |
243 |
35 |
112,000 |
60.5 |
97 |
20 |
40.1 |
--- |
--- |
69.4 |
41.5 |
19.6 |
80.5 |
222 |
184 |
238 |
34 |
109,000 |
59.0 |
96 |
18 |
--- |
--- |
--- |
--- |
--- |
--- |
80.0 |
216 |
179 |
230 |
33 |
106,000 |
58.0 |
95 |
16 |
--- |
--- |
--- |
--- |
--- |
--- |
79.0 |
210 |
175 |
222 |
32 |
103,000 |
57.5 |
94 |
15 |
--- |
--- |
--- |
--- |
--- |
--- |
78.5 |
205 |
171 |
213 |
31 |
100,000 |
57.0 |
93 |
13 |
--- |
--- |
--- |
--- |
--- |
--- |
78.0 |
200 |
167 |
208 |
30 |
98,000 |
56.5 |
92 |
12 |
--- |
--- |
--- |
--- |
--- |
--- |
77.5 |
195 |
163 |
204 |
29 |
96,000 |
56.0 |
91 |
10 |
--- |
--- |
--- |
--- |
--- |
--- |
77.0 |
190 |
160 |
196 |
28 |
93,000 |
55.5 |
90 |
9 |
--- |
--- |
--- |
--- |
--- |
--- |
76.0 |
185 |
157 |
192 |
27 |
91,000 |
55.0 |
89 |
8 |
--- |
--- |
--- |
--- |
--- |
--- |
75.5 |
180 |
154 |
188 |
26 |
88,000 |
54.0 |
88 |
7 |
--- |
--- |
--- |
--- |
--- |
--- |
75.0 |
176 |
151 |
184 |
26 |
86,000 |
53.5 |
87 |
6 |
--- |
--- |
--- |
--- |
--- |
--- |
74.5 |
172 |
148 |
180 |
26 |
84,000 |
53.0 |
86 |
5 |
--- |
--- |
--- |
--- |
--- |
--- |
74.0 |
169 |
145 |
176 |
25 |
83,000 |
52.5 |
85 |
4 |
--- |
--- |
--- |
--- |
--- |
--- |
73.5 |
165 |
142 |
173 |
25 |
81,000 |
52.0 |
84 |
3 |
--- |
--- |
--- |
--- |
--- |
--- |
73.0 |
162 |
140 |
170 |
25 |
79,000 |
51.0 |
83 |
2 |
--- |
--- |
--- |
--- |
--- |
--- |
72.0 |
159 |
137 |
166 |
24 |
78,000 |
50.5 |
82 |
1 |
--- |
--- |
--- |
--- |
--- |
--- |
71.5 |
156 |
135 |
163 |
24 |
76,000 |
50.0 |
81 |
0 |
--- |
--- |
--- |
--- |
--- |
--- |
71.0 |
153 |
133 |
160 |
24 |
75,000 |
49.5 |
80 |
--- |
--- |
--- |
--- |
--- |
--- |
--- |
70.0 |
150 |
130 |
--- |
--- |
73,000 |
|