ISO 18265 - 调质钢(淬火状态)硬度对照表
ISO 18265 - 调质钢(淬火状态)硬度对照表
国际标准ISO 18265-2013《金属材料-硬度值的换算》表B.4:调质钢(淬火状态)的硬度对照表
维氏硬度
|
布氏硬度
|
洛氏硬度
|
洛氏硬度
|
表面洛氏
|
表面洛氏
|
表面洛氏
|
HV
|
HBW
|
HRC
|
HRA
|
HR45N
|
HR30N
|
HR15N
|
580
|
572
|
54
|
78.1
|
59.5
|
71.4
|
87.2
|
590
|
576
|
54.4
|
78.4
|
59.6
|
71.9
|
87.4
|
600
|
580
|
54.8
|
78.6
|
59.9
|
72.3
|
87.6
|
610
|
585
|
55.2
|
78.8
|
60.2
|
72.8
|
87.8
|
620
|
591
|
55.6
|
79.1
|
60.5
|
73.2
|
88
|
630
|
597
|
56.1
|
79.3
|
60.9
|
73.6
|
88.2
|
640
|
604
|
56.5
|
79.6
|
61.4
|
74.1
|
88.4
|
650
|
611
|
56.9
|
79.8
|
61.8
|
74.5
|
88.7
|
660
|
619
|
57.4
|
80.1
|
62.4
|
75
|
88.9
|
670
|
627
|
57.8
|
80.3
|
63
|
75.4
|
89.1
|
680
|
636
|
58.3
|
80.6
|
63.6
|
75.8
|
89.4
|
690
|
646
|
58.7
|
80.9
|
64.2
|
76.2
|
89.6
|
700
|
656
|
59.2
|
81.1
|
64.9
|
76.7
|
89.8
|
710
|
666
|
59.7
|
81.4
|
65.6
|
77.1
|
90.1
|
720
|
677
|
60.1
|
81.7
|
66.4
|
77.5
|
90.3
|