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2024年3月8日发(作者：统计基础数据库包括哪些)
Rockwell C
(洛氏C)
150 kgf
Diamond
(钻石)
HRC
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
Vickers
Hardness
(硬度)
HV
940
900
865
832
800
772
746
720
697
674
653
633
613
595
577
560
544
528
513
498
Brinell
(布氏)
3000 kgf
10 mm
Ball
(球)
HB
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739
722
705
688
670
654
634
615
595
577
560
543
525
512
496
481
469
硬度换算表 (以HRC硬度为基准) 1
Rockwell Hardness Rockwell Superficial Hardness
(洛氏硬度) (罗克韦尔表面硬度)
Rockwell A Rockwell B Rockwell D
(洛氏A) (洛氏B) (洛氏D)
60 kgf
Diamond
(钻石)
HRA
85.6
85.0
84.5
83.9
83.4
82.8
82.3
81.8
81.2
80.7
80.1
79.6
79.0
78.5
78.0
77.4
76.8
76.3
75.9
75.2
100 kgf
1//16" ball
(1//16球)
HRB
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---
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100 kgf
Diamond
(钻石)
HRD
76.9
76.1
75.4
74.5
73.8
73.0
72.2
71.5
70.7
69.9
69.2
68.5
67.7
66.9
66.1
65.4
64.6
63.8
63.1
62.1
Approximate Rockwell C
近似
(洛氏C)
Tensile
15 kgf 30 kgf 45 kgf 150 kgf
(拉伸)
1/16" ball 1/16" ball 1/16" ball Strength Diamond
(1/16球)
(1/16球)
(1/16球)
(强度)
(钻石)
HR15N HR30N HR45N ksi (MPa) HRC
93.2 84.4 75.4 --- 68
92.9 83.6 74.2 --- 67
92.5 82.8 73.3 --- 66
92.2 81.9 72.0 --- 65
91.8 81.1 71.0 --- 64
91.4 80.1 69.9 --- 63
91.1 79.3 68.8 --- 62
90.7 78.4 67.7 --- 61
90.2 77.5 66.6 --- 60
89.8 76.6 65.5 --- 59
89.3 75.7 64.3 --- 58
88.9 74.8 63.2 --- 57
88.3 73.9 62.0 --- 56
87.9 73.0 60.9 2075 55
87.4 72.0 59.8 2015 54
86.9 71.2 58.6 1950 53
86.4 70.2 57.4 1880 52
85.9 69.4 56.1 1820 51
85.5 68.5 55.0 1760 50
85.0 67.6 53.8 1695 49
硬度换算表 (以HRC硬度为基准) 2
Rockwell C
(洛氏C)
150 kgf
Diamond
(钻石)
HRC
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
Vickers
Hardness
(硬度)
HV
484
471
458
446
434
423
412
402
392
382
372
363
354
345
336
327
318
310
302
294
Brinell
(布氏)
3000 kgf
10 mm
Ball
(球)
HB
455
443
432
421
409
400
390
381
371
362
353
344
336
327
319
311
301
294
286
279
Rockwell Hardness
(洛氏硬度)
Rockwell A Rockwell B Rockwell D
(洛氏A) (洛氏B) (洛氏D)
60 kgf
Diamond
(钻石)
HRA
74.7
74.1
73.6
73.1
72.5
72.0
71.5
70.9
70.4
69.9
69.4
68.9
68.4
67.9
67.4
66.8
66.3
65.8
65.3
64.7
100 kgf
1//16" ball
(1//16球)
HRB
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(109.0)
(108.5)
(108.0)
(107.5)
(107.0)
(106.0)
(105.5)
(104.5)
100 kgf
Diamond
(钻石)
HRD
61.4
60.8
60.0
59.2
58.5
57.7
56.9
56.2
55.4
54.6
53.8
53.1
52.3
51,5
50.8
50.0
49.2
48.4
47.7
47.0
Rockwell Superficial Hardness
(罗克韦尔表面硬度)
Approximate Rockwell C
近似
(洛氏C)
Tensile
15 kgf 30 kgf 45 kgf 150 kgf
(拉伸)
1/16" ball 1/16" ball 1/16" ball Strength Diamond
(1/16球)
(1/16球)
(1/16球)
(强度)
(钻石)
HR15N HR30N HR45N ksi (MPa) HRC
84.5 66.7 52.5 1635 48
83.9 65.8 51.4 1580 47
83.5 64.8 50.3 1530 46
83.0 64.0 49.0 1480 45
82.5 63.1 47.8 1435 44
82.0 62.2 46.7 1385 43
81.5 61.3 45.5 1340 42
80.9 60.4 44.3 1295 41
80.4 59.5 43.1 1250 40
79.9 58.6 41.9 1215 39
79.4 57.7 40.8 1180 38
78.8 56.8 39.6 1160 37
78.3 55.9 38.4 1115 36
77.7 55.0 37.2 1080 35
77.2 54.2 36.1 1055 34
76.6 53.3 34.9 1025 33
76.1 52.1 33.7 1000 32
75.6 51.3 32.5 980 31
75.0 50.4 31.3 950 30
74.5 49.5 30.1 930 29
硬度换算表 (以HRC硬度为基准) 3
Rockwell C
(洛氏C)
150 kgf
Diamond
(钻石)
HRC
28
27
26
25
24
23
22
21
20
(18)
(16)
(14)
(12)
(10)
(8)
(6)
(4)
(2)
(0)
Vickers
Hardness
(硬度)
HV
286
279
272
266
260
254
248
243
238
230
222
213
204
196
188
180
173
166
160
Brinell
(布氏)
3000 kgf
10 mm
Ball
(球)
HB
271
264
258
253
247
243
237
231
226
219
212
203
194
187
179
171
165
158
152
Rockwell Hardness
(洛氏硬度)
Rockwell A Rockwell B Rockwell D
(洛氏A) (洛氏B) (洛氏D)
60 kgf
Diamond
(钻石)
HRA
64.3
63.8
63.3
62.8
62.4
62.0
61.5
61.0
60.5
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100 kgf 100 kgf
Rockwell Superficial Hardness
(罗克韦尔表面硬度)
15 kgf
30 kgf
45 kgf
Approximate
近似
Tensile
(拉伸)
Strength
(强度)
ksi (MPa)
910 28
880 27
860 26
840 25
825 24
805 23
785 22
770 21
760 20
730 (18)
705 (16)
675 (14)
650 (12)
620 (10)
600 (8)
580 (6)
550 (4)
530 (2)
510 (0)
1//16" ball Diamond
(1//16球)
(钻石)
HRB HRD
(104.0) 46.1
(103.0) 45.2
(102.5) 44.6
(101.5) 43.8
(101.0) 43.1
100.0 42.1
99.0 41.6
98.5 40.9
97.8 40.1
96.7 ---
95.5 ---
93.9 ---
92.3 ---
90.7 ---
89.5 ---
87.1 ---
85.5 ---
83.5 ---
81.7 ---
1/16" ball 1/16" ball 1/16" ball
(1/16球)
(1/16球)
(1/16球)
HR15N HR30N HR45N
73.9 48.6 28.9
73.3 47.7 27.8
72.8 46.8 26.7
72.2 45.9 25.5
71.6 45.0 24.3
71.0 44.0 23.1
70.5 43.2 22.0
69.9 42.3 20.7
69.4 41.5 19.6
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