|
硬度換算表: 布氏硬度與洛氏硬度
|
|
布氏硬度
|
洛氏硬度
|
抗拉強度
|
布氏硬度
|
洛氏硬度
|
抗拉強度
|
|
硬質(zhì)合金球 3000kg
|
標(biāo)尺A
|
標(biāo)尺B
|
標(biāo)尺C
|
(約磅/英寸2)
|
硬質(zhì)合金球 3000kg
|
標(biāo)尺A
|
標(biāo)尺B
|
標(biāo)尺C
|
(約磅/英寸2)
|
|
60kg
|
100kg
|
150kg
|
60kg
|
100kg
|
150kg
|
|
-
|
85.6
|
-
|
68
|
-
|
331
|
68.1
|
-
|
35.5
|
166,000
|
|
-
|
85.3
|
-
|
67.5
|
-
|
321
|
67.5
|
-
|
34.3
|
160,000
|
|
-
|
85
|
-
|
67
|
-
|
311
|
66.9
|
-
|
33.1
|
155,000
|
|
767
|
84.7
|
-
|
66.4
|
-
|
302
|
66.3
|
-
|
32.1
|
150,000
|
|
757
|
84.4
|
-
|
65.9
|
-
|
293
|
65.7
|
-
|
30.9
|
145,000
|
|
745
|
84.1
|
-
|
65.3
|
-
|
285
|
65.3
|
-
|
29.9
|
141,000
|
|
733
|
83.8
|
-
|
64.7
|
-
|
277
|
64.6
|
-
|
28.8
|
137,000
|
|
722
|
83.4
|
-
|
64
|
-
|
269
|
64.1
|
-
|
27.6
|
133,000
|
|
712
|
-
|
-
|
-
|
-
|
262
|
63.6
|
-
|
26.6
|
129,000
|
|
710
|
83
|
-
|
63.3
|
-
|
255
|
63
|
-
|
25.4
|
126,000
|
|
698
|
82.6
|
-
|
62.5
|
-
|
248
|
62.5
|
-
|
24.2
|
122,000
|
|
684
|
82.2
|
-
|
61.8
|
-
|
241
|
61.8
|
100
|
22.8
|
118,000
|
|
682
|
82.2
|
-
|
61.7
|
-
|
235
|
61.4
|
99
|
21.7
|
115,000
|
|
670
|
81.8
|
-
|
61
|
-
|
229
|
60.8
|
98.2
|
20.5
|
111,000
|
使用硬度計,根據(jù)德國標(biāo)準(zhǔn)DIN50150,以下是常用范圍的鋼材抗拉強度與維氏硬度、布氏硬度、洛氏硬度的對照表。
如果您要查的抗拉強度>1000N/mm2，或者維氏硬度>310HV，或者布氏硬度>300HB，或者洛氏硬度>32HRC，請查本表
|
抗拉強度RmN/mm2
|
維氏硬度HV
|
布氏硬度HB
|
洛氏硬度HRC
|
抗拉強度RmN/mm2
|
維氏硬度HV
|
布氏硬度HB
|
洛氏硬度HRC
|
|
250
|
80
|
76
|
-
|
1030
|
320
|
304
|
32.2
|
|
270
|
85
|
80.7
|
-
|
1060
|
330
|
314
|
33.3
|
|
285
|
90
|
85.2
|
-
|
1095
|
340
|
323
|
34.4
|
|
305
|
95
|
90.2
|
-
|
1125
|
350
|
333
|
35.5
|
|
320
|
100
|
95
|
-
|
1115
|
360
|
342
|
36.6
|
|
335
|
105
|
99.8
|
-
|
1190
|
370
|
352
|
37.7
|
|
350
|
110
|
105
|
-
|
1220
|
380
|
361
|
38.8
|
|
370
|
115
|
109
|
-
|
1255
|
390
|
371
|
39.8
|
|
380
|
120
|
114
|
-
|
1290
|
400
|
380
|
40.8
|
|
400
|
125
|
119
|
-
|
1320
|
410
|
390
|
41.8
|
|
415
|
130
|
124
|
-
|
1350
|
420
|
399
|
42.7
|
|
430
|
135
|
128
|
-
|
1385
|
430
|
409
|
43.6
|
|
450
|
140
|
133
|
-
|
1420
|
440
|
418
|
44.5
|
|
465
|
145
|
138
|
-
|
1455
|
450
|
428
|
45.3
|
|
480
|
150
|
143
|
-
|
1485
|
460
|
437
|
46.1
|
|
490
|
155
|
147
|
-
|
1520
|
470
|
447
|
46.9
|
|
510
|
160
|
152
|
-
|
1555
|
480
|
-456
|
47.7
|
|
530
|
165
|
156
|
-
|
1595
|
490
|
-466
|
48.4
|
|
545
|
170
|
162
|
-
|
1630
|
500
|
-475
|
49.1
|
|
560
|
175
|
166
|
-
|
1665
|
510
|
-485
|
49.8
|
|
575
|
180
|
171
|
-
|
1700
|
520
|
-494
|
50.5
|
|
595
|
185
|
176
|
-
|
1740
|
530
|
-504
|
51.1
|
|
610
|
190
|
181
|
-
|
1775
|
540
|
-513
|
51.7
|
|
625
|
195
|
185
|
-
|
1810
|
550
|
-523
|
52.3
|
|
640
|
200
|
190
|
-
|
1845
|
560
|
-532
|
53
|
|
660
|
205
|
195
|
-
|
1880
|
570
|
-542
|
53.6
|
|
675
|
210
|
199
|
-
|
1920
|
580
|
-551
|
54.1
|
|
690
|
215
|
204
|
-
|
1955
|
590
|
-561
|
54.7
|
|
705
|
220
|
209
|
-
|
1995
|
600
|
-570
|
55.2
|
|
720
|
225
|
214
|
-
|
2030
|
610
|
-580
|
55.7
|
|
740
|
230
|
219
|
-
|
2070
|
620
|
-589
|
56.3
|
|
755
|
235
|
223
|
-
|
2105
|
630
|
-599
|
56.8
|
|
770
|
240
|
228
|
20.3
|
2145
|
640
|
-608
|
57.3
|
|
785
|
245
|
233
|
21.3
|
2180
|
650
|
-618
|
57.8
|
|
800
|
250
|
238
|
22.2
|
|
660
|
|
58.3
|
|
820
|
255
|
242
|
23.1
|
|
670
|
|
58.8
|
|
835
|
260
|
247
|
24
|
|
680
|
|
59.2
|
|
850
|
265
|
252
|
24.8
|
|
690
|
|
59.7
|
|
865
|
270
|
257
|
25.6
|
|
700
|
|
60.1
|
|
880
|
275
|
261
|
26.4
|
|
720
|
|
61
|
|
900
|
280
|
266
|
27.1
|
|
740
|
|
61.8
|
|
915
|
285
|
271
|
27.8
|
|
760
|
|
62.5
|
|
930
|
290
|
276
|
28.5
|
|
780
|
|
63.3
|
|
950
|
295
|
280
|
29.2
|
|
800
|
|
64
|
|
965
|
300
|
285
|
29.8
|
|
820
|
|
64.7
|
|
995
|
310
|
295
|
31
|
|
840
|
|
65.3
|
|
|
|
860
|
|
65.9
|
|
|
|
|
|
|
880
|
|
66.4
|
|
|
|
|
|
|
900
|
|
67
|
|
|
|
|
|
|
920
|
|
67.5
|
|
|
|
|
|
|
940
|
|
68
|
