EURONORM 84:1970被替代
Case Hardening Steels; Quality Specifications
出版：European Committee for Iron & Steel Standardization
专家解读视频
1970 [01/03/1970]
NFA 35 551:1986 - Similar
BS 970-1:1983 - Similar
DIN 17210 (1986-09) - Similar
BS 970-1(1983) : 1983 - Similar to
DIN 17210 : 1986 - Similar to
NFA 35 551 : 1986 - Similar to
BS 970-1(1983) : 1983 - Similar to
DIN 17210 E : 1986 - Similar to
NEN EU 84 : 1986 - Identical
