標(biāo)題: ASTM A 709-2006 橋梁用結(jié)構(gòu)鋼 [打印本頁] 作者: 兌水 時間: 2009-9-8 14:06 標(biāo)題: ASTM A 709-2006 橋梁用結(jié)構(gòu)鋼 A709/A709M-04 Standard Specification for Carbon and High-Strength Low-Alloy Structural Steel Shapes, Plates, and Bars and Quenched-and-Tempered Alloy Structural Steel Plates for Bridges