DIN 51305 : 1995被替代
MATERIAL TESTING MACHINES; VERIFICATION OF VICKERS HARDNESS TESTING MACHINES
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
1983 VERSION TRANSLATED INTO ENGLISH
EURONORM 125 : 1977 - Similar to
ISO 156 : 1982 - Similar to
ISO 146 : 1984 - Similar to
ISO 146-2 : 1993 - Corresponds
EURONORM 124 : 1977 - Corresponds
EURONORM 124 : 1977 - Identical
EURONORM 125 : 1977 - Similar to
ISO 156 : 1982 - Similar to
ISO 146 : 1984 - Similar to
ISO 146-2 : 1993 - Identical
