资源描述
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硬度换算表 (以HRC硬度为基准) 1—前桥教育
Brinell
(布氏)
Rockwell Hardness
(洛氏硬度)
Rockwell Superficial Hardness
(罗克韦尔表面硬度)
Rockwell C
(洛氏C)
3000 kgf
Rockwell A
(洛氏A)
Rockwell B
(洛氏B)
Rockwell D
(洛氏D)
Approximate
近似
Rockwell C
(洛氏C)
150 kgf
Vickers
10 mm
60 kgf
100 kgf
100 kgf
15 kgf
30 kgf
45 kgf
Tensile
(拉伸)
150 kgf
Diamond
(钻石)
Hardness
(硬度)
Ball
(球)
Diamond
(钻石)
1//16" ball
(1//16球)
Diamond
(钻石)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
Strength
(强度)
Diamond
(钻石)
HRC
HV
HB
HRA
HRB
HRD
HR15N
HR30N
HR45N
ksi (MPa)
HRC
68
940
---
85.6
---
76.9
93.2
84.4
75.4
---
68
67
900
---
85.0
---
76.1
92.9
83.6
74.2
---
67
66
865
---
84.5
---
75.4
92.5
82.8
73.3
---
66
65
832
739
83.9
---
74.5
92.2
81.9
72.0
---
65
64
800
722
83.4
---
73.8
91.8
81.1
71.0
---
64
63
772
705
82.8
---
73.0
91.4
80.1
69.9
---
63
62
746
688
82.3
---
72.2
91.1
79.3
68.8
---
62
61
720
670
81.8
---
71.5
90.7
78.4
67.7
---
61
60
697
654
81.2
---
70.7
90.2
77.5
66.6
---
60
59
674
634
80.7
---
69.9
89.8
76.6
65.5
---
59
58
653
615
80.1
---
69.2
89.3
75.7
64.3
---
58
57
633
595
79.6
---
68.5
88.9
74.8
63.2
---
57
56
613
577
79.0
---
67.7
88.3
73.9
62.0
---
56
55
595
560
78.5
---
66.9
87.9
73.0
60.9
2075
55
54
577
543
78.0
---
66.1
87.4
72.0
59.8
2015
54
53
560
525
77.4
---
65.4
86.9
71.2
58.6
1950
53
52
544
512
76.8
---
64.6
86.4
70.2
57.4
1880
52
51
528
496
76.3
---
63.8
85.9
69.4
56.1
1820
51
50
513
481
75.9
---
63.1
85.5
68.5
55.0
1760
50
49
498
469
75.2
---
62.1
85.0
67.6
53.8
1695
49
硬度换算表 (以HRC硬度为基准) 2前桥教育
Brinell
(布氏)
Rockwell Hardness
(洛氏硬度)
Rockwell Superficial Hardness
(罗克韦尔表面硬度)
Rockwell C
(洛氏C)
3000 kgf
Rockwell A
(洛氏A)
Rockwell B
(洛氏B)
Rockwell D
(洛氏D)
Approximate
近似
Rockwell C
(洛氏C)
150 kgf
Vickers
10 mm
60 kgf
100 kgf
100 kgf
15 kgf
30 kgf
45 kgf
Tensile
(拉伸)
150 kgf
Diamond
(钻石)
Hardness
(硬度)
Ball
(球)
Diamond
(钻石)
1//16" ball
(1//16球)
Diamond
(钻石)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
Strength
(强度)
Diamond
(钻石)
HRC
HV
HB
HRA
HRB
HRD
HR15N
HR30N
HR45N
ksi (MPa)
HRC
48
484
455
74.7
---
61.4
84.5
66.7
52.5
1635
48
47
471
443
74.1
---
60.8
83.9
65.8
51.4
1580
47
46
458
432
73.6
---
60.0
83.5
64.8
50.3
1530
46
45
446
421
73.1
---
59.2
83.0
64.0
49.0
1480
45
44
434
409
72.5
---
58.5
82.5
63.1
47.8
1435
44
43
423
400
72.0
---
57.7
82.0
62.2
46.7
1385
43
42
412
390
71.5
---
56.9
81.5
61.3
45.5
1340
42
41
402
381
70.9
---
56.2
80.9
60.4
44.3
1295
41
40
392
371
70.4
---
55.4
80.4
59.5
43.1
1250
40
39
382
362
69.9
---
54.6
79.9
58.6
41.9
1215
39
38
372
353
69.4
---
53.8
79.4
57.7
40.8
1180
38
37
363
344
68.9
---
53.1
78.8
56.8
39.6
1160
37
36
354
336
68.4
(109.0)
52.3
78.3
55.9
38.4
1115
36
35
345
327
67.9
(108.5)
51,5
77.7
55.0
37.2
1080
35
34
336
319
67.4
(108.0)
50.8
77.2
54.2
36.1
1055
34
33
327
311
66.8
(107.5)
50.0
76.6
53.3
34.9
1025
33
32
318
301
66.3
(107.0)
49.2
76.1
52.1
33.7
1000
32
31
310
294
65.8
(106.0)
48.4
75.6
51.3
32.5
980
31
30
302
286
65.3
(105.5)
47.7
75.0
50.4
31.3
950
30
29
294
279
64.7
(104.5)
47.0
74.5
49.5
30.1
930
29
硬度换算表 (以HRC硬度为基准) 3
Brinell
(布氏)
Rockwell Hardness
(洛氏硬度)
Rockwell Superficial Hardness
(罗克韦尔表面硬度)
Rockwell C
(洛氏C)
3000 kgf
Rockwell A
(洛氏A)
Rockwell B
(洛氏B)
Rockwell D
(洛氏D)
Approximate
近似
150 kgf
Vickers
10 mm
60 kgf
100 kgf
100 kgf
15 kgf
30 kgf
45 kgf
Tensile
(拉伸)
Diamond
(钻石)
Hardness
(硬度)
Ball
(球)
Diamond
(钻石)
1//16" ball
(1//16球)
Diamond
(钻石)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
1/16" ball
(1/16球)
Strength
(强度)
HRC
HV
HB
HRA
HRB
HRD
HR15N
HR30N
HR45N
ksi (MPa)
28
286
271
64.3
(104.0)
46.1
73.9
48.6
28.9
910
28
27
279
264
63.8
(103.0)
45.2
73.3
47.7
27.8
880
27
26
272
258
63.3
(102.5)
44.6
72.8
46.8
26.7
860
26
25
266
253
62.8
(101.5)
43.8
72.2
45.9
25.5
840
25
24
260
247
62.4
(101.0)
43.1
71.6
45.0
24.3
825
24
23
254
243
62.0
100.0
42.1
71.0
44.0
23.1
805
23
22
248
237
61.5
99.0
41.6
70.5
43.2
22.0
785
22
21
243
231
61.0
98.5
40.9
69.9
42.3
20.7
770
21
20
238
226
60.5
97.8
40.1
69.4
41.5
19.6
760
20
(18)
230
219
---
96.7
---
---
---
---
730
(18)
(16)
222
212
---
95.5
---
---
---
---
705
(16)
(14)
213
203
---
93.9
---
---
---
---
675
(14)
(12)
204
194
---
92.3
---
---
---
---
650
(12)
(10)
196
187
---
90.7
---
---
---
---
620
(10)
(8)
188
179
---
89.5
---
---
---
---
600
(8)
---
(6)
180
171
---
87.1
---
---
---
---
580
(6)
(4)
173
165
---
85.5
---
---
---
---
550
(4)
(2)
166
158
---
83.5
---
---
---
---
530
(2)
(0)
160
152
---
81.7
---
---
---
---
510
(0)
42CrMo：材料采用调质工艺一般840淬火，620～680之间回火，硬度控制在261～304HB
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