兑水 发表于 2009-9-8 09:14:51

ASTM A 678-2005 结构用经回火和淬火的高强度低合金碳...

A678/A678M-00a Standard Specification for Quenched-and-Tempered Carbon and High-Strength Low-Alloy Structural Steel Plates
页: [1]
查看完整版本: ASTM A 678-2005 结构用经回火和淬火的高强度低合金碳...