
Hot-rolled steel bars Part 2: Dimensions of square bars
出版:International Organization for Standardization

专家解读视频
NFA 45 004:1979 - Similar
DIN 1014-1 (1978-07) - Identical
GB/T 702-2004 - Modified
GB/T 702-2008 - Modified
SS 21 23 25 Ed. 3 (1983) - Identical
NBN EN 29519:1993 - Identical