ASTM E140 - 奥氏体不锈钢薄板硬度转换表
ASTM E140 - 奥氏体不锈钢薄板硬度转换表
美国材料试验学会标准ASTM E140中文版《标准金属硬度换算表 布氏硬度、维氏硬度、洛氏硬度、表面洛氏硬度、努氏硬度、肖氏硬度和里氏硬度之间的关系》表6:奥氏体不锈钢薄板硬度换算表(HRC范围)
ASTM E140硬度换算表6提供奥氏体不锈钢带洛氏硬度和表面洛氏硬度之间关系的硬度对照表。
洛氏硬度
|
洛氏硬度
|
表面洛氏
|
表面洛氏
|
表面洛氏
|
HRC
|
HRA
|
HR15N
|
HR30N
|
HR45N
|
48
|
74.4
|
84.1
|
66.2
|
52.1
|
47
|
73.9
|
83.6
|
65.3
|
50.9
|
46
|
73.4
|
83.1
|
64.5
|
49.8
|
45
|
72.9
|
82.6
|
63.6
|
48.7
|
44
|
72.4
|
82.1
|
62.7
|
47.5
|
43
|
71.9
|
81.6
|
61.8
|
46.4
|
42
|
71.4
|
81
|
61
|
45.2
|
41
|
70.9
|
80.5
|
60.1
|
44.1
|
40
|
70.4
|
80
|
59.2
|
43
|
39
|
69.9
|
79.5
|
58.4
|
41.8
|
38
|
69.3
|
79
|
57.5
|
40.7
|
37
|
68.8
|
78.5
|
56.6
|
39.6
|
36
|
68.3
|
78
|
55.7
|
38.4
|
35
|
67.8
|
77.5
|
54.9
|
37.3
|
34
|
67.3
|
77
|
54
|
36.1
|
33
|
66.8
|
76.5
|
53.1
|
35
|
32
|
66.3
|
75.9
|
52.3
|
33.9
|
31
|
65.8
|
75.4
|
51.4
|
32.7
|
30
|
65.3
|
74.9
|
50.5
|
31.6
|
29
|
64.8
|
74.4
|
49.6
|
30.4
|
28
|
64.3
|
73.9
|
48.8
|
29.3
|
27
|
63.8
|
73.4
|
47.9
|
28.2
|
26
|
63.3
|
72.9
|
47
|
27
|
25
|
62.8
|
72.4
|
46.2
|
25.9
|
24
|
62.3
|
71.9
|
45.3
|
24.8
|
23
|
61.8
|
71.3
|
44.4
|
23.6
|
22
|
61.3
|
70.8
|
43.5
|
22.5
|
21
|
60.8
|
70.3
|
42.7
|
21.3
|
20
|
60.3
|
69.8
|
41.8
|
20.2
|
表6:奥氏体不锈钢薄板硬度换算表(HRB范围)
洛氏硬度
|
洛氏硬度
|
洛氏硬度
|
表面洛氏
|
表面洛氏
|
表面洛氏
|
HRB
|
HRA
|
HRF
|
HR15T
|
HR30T
|
HR45T
|
100
|
61.5
|
113.9
|
91.5
|
80.4
|
70.2
|
99
|
60.9
|
113.2
|
91.2
|
79.7
|
69.2
|
98
|
60.3
|
112.5
|
90.8
|
79
|
68.2
|
97
|
59.7
|
111.8
|
90.4
|
78.3
|
67.2
|
96
|
59.1
|
111.1
|
90.1
|
77.7
|
66.1
|
95
|
58.5
|
110.5
|
89.7
|
77
|
65.1
|
94
|
58
|
109.8
|
89.3
|
76.3
|
64.1
|
93
|
57.4
|
109.1
|
88.9
|
75.6
|
63.1
|
92
|
56.8
|
108.4
|
88.6
|
74.9
|
62.1
|
91
|
56.2
|
107.8
|
88.2
|
74.2
|
61.1
|
90
|
55.6
|
107.1
|
87.8
|
73.5
|
60.1
|
89
|
55
|
106.4
|
87.5
|
72.8
|
59
|
88
|
54.5
|
105.7
|
87.1
|
72.1
|
58
|
87
|
53.9
|
105
|
86.7
|
71.4
|
57
|
86
|
53.3
|
104.4
|
86.4
|
70.7
|
56
|
85
|
52.7
|
103.7
|
86
|
70
|
55
|
84
|
52.1
|
103
|
85.6
|
69.3
|
54
|
83
|
51.5
|
102.3
|
85.2
|
68.6
|
52.9
|
82
|
50.9
|
101.7
|
84.9
|
67.9
|
51.9
|
81
|
50.4
|
101
|
84.5
|
67.2
|
50.9
|
80
|
49.8
|
100.3
|
84.1
|
66.5
|
49.9
|
79
|
49.2
|
99.6
|
83.8
|
65.8
|
48.9
|
78
|
48.6
|
99
|
83.4
|
65.1
|
47.9
|
77
|
48
|
98.3
|
83
|
64.4
|
46.8
|
76
|
47.4
|
97.6
|
82.6
|
63.7
|
45.8
|
75
|
46.9
|
96.9
|
82.3
|
63
|
44.8
|
74
|
46.3
|
96.2
|
81.9
|
62.4
|
43.8
|
73
|
45.7
|
95.6
|
81.5
|
61.7
|
42.8
|
72
|
45.1
|
94.9
|
81.2
|
61
|
41.8
|
71
|
44.5
|
94.2
|
80.8
|
60.3
|
40.7
|
70
|
43.9
|
93.5
|
80.4
|
59.6
|
39.7
|
69
|
43.3
|
92.8
|
80.1
|
58.9
|
38.7
|
68
|
42.8
|
92.2
|
79.7
|
58.2
|
37.7
|
67
|
42.2
|
91.5
|
79.3
|
57.5
|
36.7
|
66
|
41.6
|
90.8
|
78.9
|
56.8
|
35.7
|
65
|
41
|
90.1
|
78.6
|
56.1
|
34.7
|
64
|
40.4
|
89.5
|
78.2
|
55.4
|
33.6
|
63
|
39.8
|
88.8
|
77.8
|
54.7
|
32.6
|
62
|
39.3
|
88.1
|
77.5
|
54
|
31.6
|
61
|
38.7
|
87.4
|
77.1
|
53.3
|
30.6
|
60
|
38.1
|
86.8
|
76.7
|
52.6
|
29.6
|