equivalencias entre durezas brinell, rockwell, vickers y

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EQUIVALENCIAS ENTRE DUREZAS BRINELL, ROCKWELL, VICKERS Y
SHORE Y LA RESISTENCIA A LA TRACCIÓN
Brinell
Diámetro
Huella
Brinell
Dureza HB
Rockwell
Dureza Ha
2.35
2.40
2.45
2,5
2.55
2.60
2.65
2.70
2.75
2.80
2.85
2.90
2.95
3.00
3.05
3.10
3.15
3.20
3.25
3.30
3.35
3.40
3.45
3.50
3.55
3.60
3.65
3.70
3.75
3.80
3.85
3.90
3.95
4.00
4.05
4.10
4.15
4.20
4.25
4.30
4.35
4.40
4.45
4.50
4.55
4.60
4.65
4.70
4.75
4.80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
5.25
5.30
5.35
5.40
5.45
4.50
5.55
5.60
5.65
5.70
5.75
5.80
682
652
627
600
578
555
534
514
495
477
461
444
429
415
401
388
375
363
352
341
331
321
311
302
293
285
277
269
262
255
248
241
235
229
223
217
212
207
202
197
192
187
183
179
174
170
166
163
159
156
153
149
146
143
140
137
134
131
128
126
124
121
118
116
114
112
109
107
105
103
64.0
83.0
81.5
80.5
79.5
79.0
78.0
77.0
76.5
75.5
74.4
73.5
73.0
72.5
71.5
71.0
70.5
70.0
69.5
68.5
68.0
67.5
67.0
66.5
66.0
65.5
65.0
64.5
64.0
63.0
62.5
62.0
61.5
61.0
60.5
-
Rockwell
Rockwell
Dureza HRb Dureza HRc
120
119
119
117
117
116
115
115
114
113
112
112
110
110
109
109
108
108
107
106
105
104
104
103
102
102
100
100
99
98
97
96
96
95
94
93
92
91
90
89
88
87
86
85
84
82
81
80
79
78
77
76
74
73
72
71
70
69
68
67
66
65
64
62
61
65
63
61
59
59
57
54
52
51
49
48
46
45
44
42
41
40
39
38
36
35
34
33
32
31
30
29
28
27
25
24
23
22
21
20
18
17
16
15
14
13
11
10
9
7
6
4
3
1
0
---
Vickers
Dureza HV
Shore
Resistencia
a la tracción
Kg/mm2
885
820
765
633
717
675
598
567
540
515
494
472
454
437
420
404
389
375
363
350
339
327
316
305
296
287
279
270
263
256
248
241
235
229
223
217
212
207
202
197
192
187
183
179
174
170
166
163
159
156
153
149
146
143
140
137
134
131
128
126
124
121
118
116
114
112
109
107
105
103
91.0
87.2
84.8
76.5
81.5
78.5
73.5
71.0
68.5
66.7
65.0
63.0
61.0
59.0
57.2
65.8
54.0
52.2
50.5
49.2
48.0
46.7
45.2
44.5
43.2
42.0
41.0
40.0
39.2
38.5
37.5
36.5
35.7
35.0
34.0
33.0
32.5
32.0
31.2
30.2
29.5
29.0
28.5
28.0
27.5
26.5
25.5
25.0
24.5
24.0
23.0
23.0
22.0
22.0
21.0
21.0
21.0
20.0
20.0
-
232.9
221.5
213.5
188.7
204.0
195.1
181.3
174.9
168.0
162.2
157.0
150.6
145.6
140.0
136.0
132.0
127.5
123.4
120.0
115.9
112.4
109.1
105.6
102.7
99.6
96.9
94.2
91.5
89.1
86.7
84.3
81.9
79.9
77.9
75.8
73.8
72.1
70.4
68.7
67.0
65.3
63.6
62.2
60.9
59.2
57.8
56.3
55.4
54.0
53.0
52.0
50.7
49.6
48.6
47.6
46.6
45.6
44.5
43.5
42.8
42.2
41.2
40.1
39.4
38.8
38.0
37.1
36.4
35.7
35.0
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