
Wrought copper and copper alloys; Drawn round wire; Tolerances on diameter
出版:International Organization for Standardization

專家解讀視頻
1982
NFA 51 111:1977 - Similar
NFA 51 417:1983 - Similar
JIS H 3270:2006 - Equivalent
JIS H 3260:2006 - Equivalent
NFA 51 418:1983 - Similar