DIN 51225-1 : 1985被替代
MATERIALS TESTING MACHINES - HARDNESS TESTING MACHINES WITH AN OPTICAL INDENTATION-MEASURING DEVICE - TEST FORCES FROM 49,03 TO 29420 N
出版：German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻
ISO 146 : 1984 - Similar to
ISO 156 : 1982 - Similar to
EURONORM 125 : 1977 - Similar to
EURONORM 124 : 1977 - Identical
EURONORM 124 : 1977 - Corresponds
ISO 146 : 1984 - Similar to
ISO 156 : 1982 - Similar to
EURONORM 125 : 1977 - Similar to
