- 硬度对照表
- 点击次数:4616 更新时间:2016-02-29
維氏硬度 HV P=50kg
勃氏硬度 HB d=10mm p=3000kg
洛氏硬度
洛氏表面硬度
蕭氏硬度 HS
拉伸硬度 N /m㎡
HRA Scale
HRB Scale
HRC Scale
15-N
20-N
30-N
80
76
265
85
81
41.0
270
90
86
48.0
285
95
90
52.0
305
100
95
56.2
320
105
99
335
110
105
62.3
350
115
109
370
120
114
66.7
392
125
119
400
130
124
71.2
20
431
135
128
430
140
133
75.0
21
450
145
138
465
150
143
78.7
22
490
155
117
495
160
152
81.7
(0.0)
24
519
165
156
530
170
162
85.0
(3.0)
25
548
175
166
560
180
171
87.1
(6.0)
26
578
185
176
595
190
181
89.5
(8.5)
28
607
195
185
625
200
190
91.4
(11.0)
29
637
205
195
660
210
200
93.4
(13.4)
30
666
215
204
609
220
209
95.0
(15.7)
32
695
225
214
720
230
219
96.7
(18.0)
33
735
235
223
755
240
228
60.7
98.1
20.3
69.6
41.7
34
764
245
233
61.2
21.3
70.1
42.5
784
維氏硬度 HV P=50kg
勃氏硬度 HB d=10mm p=3000kg
洛氏硬度
洛氏表面硬度
蕭氏硬度 HS
拉伸硬度 N /m㎡
HRA Scale
HRB Scale
HRC Scale
15-N
20-N
30-N
250
238
61.6
99.5
22.1
70.6
43.4
36
803
255
243
62.0
22.2
71.1
44.2
823
260
247
62.4
(101)
24.0
71.6
45.0
37
833
265
252
62.7
24.8
72.1
45.7
852
270
256
63.1
(102)
25.6
72.6
46.4
38
872
275
261
63.5
26.4
73
47.2
891
280
265
63.8
(103.5)
27.1
73.4
47.8
40
901
285
270
64.2
27.8
73.8
48.4
921
290
275
64.5
(104.5)
28.5
74.2
49.0
41
940
295
280
64.8
29.2
74.6
49.7
960
300
284
65.2
(105.0)
29.8
74.9
50.2
42
970
310
294
65.8
31.0
75.6
51.3
1009
320
303
66.4
(107.0)
32.2
76.7
52.3
45
1038
330
313
67.0
33.3
76.8
53.6
1078
340
322
67.6
(108.0)
34.4
77.4
54.4
47
1107
350
330
68.1
35.5
78.0
55.4
1146
360
341
68.7
(109.0)
36.6
78.6
56.4
50
1176
370
350
69.2
37.7
79.2
57.4
1205
380
360
69.8
(110.0)
38.8
79.8
58.4
52
1244
390
369
70.3
39.8
80.3
59.3
1274
400
379
70.8
40.8
81
60.2
55
1313
410
388
71.4
41.8
81.4
61.1
1342
420
397
71.8
42.7
81.8
61.9
57
1381
430
405
72.3
43.6
82.3
62.7
1411
440
415
72.8
44.5
82.8
63.5
59
1450
450
425
73.3
45.3
83.2
64.3
1479
460
433
73.6
46.1
83.6
64.9
62
1519
470
441
74.1
46.9
83.9
55.7
1548
480
448
74.5
47.7
84.3
66.4
64
1587
490
456
74.9
48.4
84.7
67.1
1617
500
465
75.3
49.1
85.0
67.7
66
1656
510
473
75.7
49.8
85.4
68.3
1695
520
480
76.1
50.5
85.7
69.0
67
1724
530
488
76.4
51.1
86.0
69.5
1754
維氏硬度 HV P=50kg
勃氏硬度 HB d=10mm p=3000kg
洛氏硬度
洛氏表面硬度
蕭氏硬度 HS
拉伸硬度 N /m㎡
HRA Scale
HRB Scale
HRC Scale
15-N
20-N
30-N
540
496
76.7
51.7
86.3
70.5
69
1793
550
505
77.0
52.3
86.6
70.7
1822
560
77.4
53.0
86.9
71.2
71
1852
570
77.8
53.6
87.2
71.7
1891
580
78.0
54.1
87.5
72.1
72
1920
590
78.4
54.7
87.8
72.7
1960
600
78.6
55.2
88.0
73.2
74
1989
610
78.9
55.7
88.2
73.6
2028
620
79.2
56.3
88.5
74.2
75
2058
630
79.5
56.8
88.8
74.6
2097
640
79.8
57.3
89.0
75.1
77
2126
650
80.0
57.8
89.2
75.5
2165
660
80.3
58.3
89.5
75.9
79
2195
670
80.6
58.8
89.7
76.4
2234
680
80.8
59.2
89.8
76.8
80
2273
690
81.1
59.7
90.1
77.2
700
81.3
60.1
90.3
77.6
81
720
81.8
61.0
90.7
78.4
83
740
82.2
61.8
91.0
79.1
84
760
82.6
62.5
91.2
79.7
86
780
83.0
63.3
91.5
80.4
87
800
83.4
64.0
91.8
81.1
88
820
83.8
64.7
92.1
81.7
90
840
84.1
65.3
92.3
82.2
91
860
84.4
65.9
92.5
82.7
92
880
84.7
66.4
92.7
83.0
93
900
85.0
67.0
92.9
83.1
95
920
85.3
67.5
93.0
84.0
96
940
85.6
68.0
93.2
84.4
97