ISO 18265 - 碳钢、低合金钢和铸钢的抗拉强度及硬度对照表
ISO 18265 - 碳钢、低合金钢和铸钢的抗拉强度及硬度对照表
国际标准ISO 18265-2013《金属材料-硬度值的换算》表A1. 碳钢、低合金钢、铸钢的硬度及抗拉强度换算表
抗拉强度
|
维氏硬度
|
布氏硬度
|
洛氏硬度
|
洛氏硬度
|
洛氏硬度
|
洛氏硬度
|
洛氏硬度
|
表面洛氏
|
表面洛氏
|
表面洛氏
|
Mpa
|
HV10
|
HB
|
HRB
|
HRF
|
HRC
|
HRA
|
HRD
|
HR15N
|
HR30N
|
HR45N
|
255
|
80
|
76.0
|
|
|
|
|
|
|
|
|
270
|
85
|
80.7
|
41.0
|
|
|
|
|
|
|
|
285
|
90
|
85.5
|
48.0
|
82.6
|
|
|
|
|
|
|
305
|
95
|
90.2
|
52.0
|
84.8
|
|
|
|
|
|
|
320
|
100
|
95.0
|
56.2
|
87.0
|
|
|
|
|
|
|
335
|
105
|
99.8
|
59.3
|
88.8
|
|
|
|
|
|
|
350
|
110
|
105
|
62.3
|
90.5
|
|
|
|
|
|
|
370
|
115
|
109
|
64.5
|
92.1
|
|
|
|
|
|
|
385
|
120
|
114
|
66.7
|
93.6
|
|
|
|
|
|
|
400
|
125
|
119
|
69.0
|
95.0
|
|
|
|
|
|
|
415
|
130
|
124
|
71.2
|
96.4
|
|
|
|
|
|
|
430
|
135
|
128
|
73.1
|
97.7
|
|
|
|
|
|
|
450
|
140
|
133
|
75.0
|
99.0
|
|
|
|
|
|
|
465
|
145
|
138
|
76.9
|
100.2
|
|
|
|
|
|
|
480
|
150
|
143
|
78.7
|
101.4
|
|
|
|
|
|
|
495
|
155
|
147
|
80.2
|
102.5
|
|
|
|
|
|
|
510
|
160
|
152
|
81.7
|
103.6
|
|
|
|
|
|
|
530
|
165
|
156
|
83.4
|
104.6
|
|
|
|
|
|
|
545
|
170
|
162
|
85.0
|
105.5
|
|
|
|
|
|
|
560
|
175
|
166
|
86.1
|
106.4
|
|
|
|
|
|
|
575
|
180
|
171
|
87.1
|
107.2
|
|
|
|
|
|
|
595
|
185
|
176
|
88.3
|
108.0
|
|
|
|
|
|
|
610
|
190
|
181
|
89.5
|
108.7
|
|
|
|
|
|
|
625
|
195
|
185
|
90.5
|
109.4
|
|
|
|
|
|
|
640
|
200
|
190
|
91.5
|
110.1
|
|
|
|
|
|
|
660
|
205
|
195
|
92.5
|
110.7
|
|
|
|
|
|
|
675
|
210
|
199
|
93.5
|
111.3
|
|
|
|
|
|
|
690
|
215
|
204
|
94.0
|
111.9
|
|
|
|
|
|
|
705
|
220
|
209
|
95.0
|
112.4
|
|
|
|
|
|
|
720
|
225
|
214
|
96.0
|
112.9
|
|
|
|
|
|
|
740
|
230
|
219
|
96.7
|
113.4
|
|
|
|
|
|
|
755
|
235
|
223
|
97.4
|
113.9
|
|
|
|
|
|
|
770
|
240
|
228
|
98.1
|
114.3
|
20.3
|
60.7
|
40.3
|
69.6
|
41.7
|
19.9
|
785
|
245
|
233
|
98.8
|
114.7
|
21.3
|
61.2
|
41.1
|
70.1
|
42.5
|
21.1
|
800
|
250
|
238
|
99.5
|
115.1
|
22.2
|
61.6
|
41.7
|
70.6
|
43.4
|
22.2
|
820
|
255
|
242
|
100.3
|
|
23.1
|
62.0
|
42.2
|
71.1
|
44.2
|
23.2
|
835
|
260
|
247
|
101.0
|
|
24.0
|
62.4
|
43.1
|
71.6
|
45.0
|
24.3
|
850
|
265
|
252
|
101.5
|
|
24.8
|
62.7
|
43.7
|
72.1
|
45.7
|
25.2
|
865
|
270
|
257
|
102.0
|
|
25.6
|
63.1
|
44.3
|
72.6
|
46.4
|
26.2
|
880
|
275
|
261
|
103.0
|
|
26.4
|
63.5
|
44.9
|
73.0
|
47.2
|
27.1
|
900
|
280
|
266
|
104.0
|
|
27.1
|
63.8
|
45.3
|
73.4
|
47.8
|
27.9
|
915
|
285
|
271
|
104.5
|
|
27.8
|
64.2
|
46.0
|
73.8
|
48.4
|
28.7
|
930
|
290
|
276
|
105.0
|
|
28.5
|
64.5
|
46.5
|
74.2
|
49.0
|
29.5
|
950
|
295
|
280
|
|
|
29.2
|
64.8
|
47.1
|
74.6
|
49.7
|
30.4
|
965
|
300
|
285
|
|
|
29.8
|
65.2
|
47.5
|
74.9
|
50.2
|
31.1
|
995
|
310
|
295
|
|
|
31.0
|
65.8
|
48.4
|
75.6
|
51.3
|
32.5
|
1030
|
320
|
304
|
|
|
32.2
|
66.4
|
49.4
|
76.2
|
52.3
|
33.9
|
1060
|
330
|
314
|
|
|
33.3
|
67.0
|
50.2
|
76.8
|
53.6
|
35.2
|
1095
|
340
|
323
|
|
|
34.4
|
67.6
|
51.1
|
77.4
|
54.4
|
36.5
|
1125
|
350
|
333
|
|
|
35.5
|
68.1
|
51.9
|
78.0
|
55.4
|
37.8
|
1155
|
360
|
342
|
|
|
36.6
|
68.7
|
52.8
|
78.6
|
56.4
|
39.1
|
1190
|
370
|
352
|
|
|
37.7
|
69.2
|
53.6
|
79.2
|
57.4
|
40.4
|
1220
|
380
|
361
|
|
|
38.8
|
69.8
|
54.4
|
79.8
|
58.4
|
41.7
|
1255
|
390
|
371
|
|
|
39.8
|
70.3
|
55.3
|
80.3
|
59.3
|
42.9
|
1290
|
400
|
380
|
|
|
40.8
|
70.8
|
56.0
|
80.8
|
60.2
|
44.1
|
1320
|
410
|
390
|
|
|
41.8
|
71.4
|
56.8
|
81.4
|
61.1
|
45.3
|
1350
|
420
|
399
|
|
|
42.7
|
71.8
|
57.5
|
81.8
|
61.9
|
46.4
|
1385
|
430
|
409
|
|
|
43.6
|
72.3
|
58.2
|
82.3
|
62.7
|
47.4
|
1420
|
440
|
418
|
|
|
44.5
|
72.8
|
58.8
|
82.8
|
63.5
|
48.4
|
1455
|
450
|
428
|
|
|
45.3
|
73.3
|
59.4
|
83.2
|
64.3
|
49.4
|
1485
|
460
|
437
|
|
|
46.1
|
73.6
|
60.1
|
83.6
|
64.9
|
50.4
|
1520
|
470
|
447
|
|
|
46.9
|
74.1
|
60.7
|
83.9
|
65.7
|
51.3
|
1555
|
480
|
456
|
|
|
47.7
|
74.5
|
61.3
|
84.3
|
66.4
|
52.2
|
1595
|
490
|
466
|
|
|
48.4
|
74.9
|
61.6
|
84.7
|
67.1
|
53.1
|
1630
|
500
|
475
|
|
|
49.1
|
75.3
|
62.2
|
85.0
|
67.7
|
53.9
|
1665
|
510
|
485
|
|
|
49.8
|
75.7
|
62.9
|
85.4
|
68.3
|
54.7
|
1700
|
520
|
494
|
|
|
50.5
|
76.1
|
63.5
|
85.7
|
69.0
|
55.6
|
1740
|
530
|
504
|
|
|
51.1
|
76.4
|
63.9
|
86.0
|
69.5
|
56.2
|
1775
|
540
|
513
|
|
|
51.7
|
76.7
|
64.4
|
86.3
|
70.0
|
57.0
|
1810
|
550
|
523
|
|
|
52.3
|
77.0
|
64.8
|
86.6
|
70.5
|
57.8
|
1845
|
560
|
532
|
|
|
53.0
|
77.4
|
65.4
|
86.9
|
71.2
|
58.6
|
1880
|
570
|
542
|
|
|
53.6
|
77.8
|
65.8
|
87.2
|
71.7
|
59.3
|
1920
|
580
|
551
|
|
|
54.1
|
78.0
|
66.2
|
87.5
|
72.1
|
59.9
|
1955
|
590
|
561
|
|
|
54.7
|
78.4
|
66.7
|
87.8
|
72.7
|
60.5
|
1995
|
600
|
570
|
|
|
55.2
|
78.6
|
67.0
|
88.0
|
73.2
|
61.2
|
2030
|
610
|
580
|
|
|
55.7
|
78.9
|
67.5
|
88.2
|
73.7
|
61.7
|
2070
|
620
|
589
|
|
|
56.3
|
79.2
|
67.9
|
88.5
|
74.2
|
62.4
|
2105
|
630
|
599
|
|
|
56.8
|
79.5
|
68.3
|
88.8
|
74.6
|
63.0
|
2145
|
640
|
608
|
|
|
57.3
|
79.8
|
68.7
|
89.0
|
75.1
|
63.5
|
2180
|
650
|
618
|
|
|
57.8
|
80.0
|
69.0
|
89.2
|
75.5
|
64.1
|
|
660
|
|
|
|
58.3
|
80.3
|
69.4
|
89.5
|
75.9
|
64.7
|
|
670
|
|
|
|
58.8
|
80.6
|
69.8
|
89.7
|
76.4
|
65.3
|
|
680
|
|
|
|
59.2
|
80.8
|
70.1
|
89.8
|
76.8
|
65.7
|
|
690
|
|
|
|
59.7
|
81.1
|
70.5
|
90.1
|
77.2
|
66.2
|
|
700
|
|
|
|
60.1
|
81.3
|
70.8
|
90.3
|
77.6
|
66.7
|
|
720
|
|
|
|
61.0
|
81.8
|
71.5
|
90.7
|
78.4
|
67.7
|
|
740
|
|
|
|
61.8
|
82.2
|
72.1
|
91.0
|
79.1
|
68.6
|
|
760
|
|
|
|
62.5
|
82.6
|
72.6
|
91.2
|
79.7
|
69.4
|
|
780
|
|
|
|
63.3
|
83.0
|
73.3
|
91.5
|
80.4
|
70.2
|
|
800
|
|
|
|
64.0
|
83.4
|
73.8
|
91.8
|
81.1
|
71.0
|
|
820
|
|
|
|
64.7
|
83.8
|
74.3
|
92.1
|
81.7
|
71.8
|
|
840
|
|
|
|
65.3
|
84.1
|
74.8
|
92.3
|
82.2
|
72.2
|
|
860
|
|
|
|
65.9
|
84.4
|
75.3
|
92.5
|
82.7
|
73.1
|
|
880
|
|
|
|
66.4
|
84.7
|
75.7
|
92.7
|
83.1
|
73.6
|
|
900
|
|
|
|
67.0
|
85.0
|
76.1
|
92.9
|
83.6
|
74.2
|
|
920
|
|
|
|
67.5
|
85.3
|
76.5
|
93.0
|
84.0
|
74.8
|
|
940
|
|
|
|
68.0
|
85.6
|
76.9
|
93.2
|
84.4
|
75.4
|