ISO 674:1988被替代
Metallic materials; hardness test; calibration of standardized blocks to be used for Rockwell hardness testing machines (scales A-B-C-D-E-F-G-H-K)
出版：International Organization for Standardization
专家解读视频
1988 [01/12/1988]1968
DIN 51303 (1995-01) - Similar
BS EN 10109-3:1996 - Similar
DIN EN 10004-3 (1991-05) - Similar
AS 1815-1991 - Equivalent
NFA 03 506:1986 - Similar
DIN EN 10004-3 : DRAFT 1991 - Similar to
BS EN 10109-3 : 1996 - Similar to
DIN 51303 : 1995 - Similar to
DIN 51303 : 1995 - Similar to
NFA 03 506 : 1986 - Similar to
