ASTM A506-06 Standard Specification for Alloy and Structural Alloy Steel, Sheet

  leunghb ·  2010-01-10 08:17  ·  47902 次点击
ASTMA506-06StandardSpecificationforAlloyandStructuralAlloySteel,SheetandStrip,Hot-RolledandCold-Rolled
[attach]39908[/attach]

0 条回复

暂无讨论,说说你的看法吧!

 回复

你需要  登录  或  注册  后参与讨论!