ASTM A53/A53M-07 Standard Specification for Pipe, Steel, Black and Hot-Dipped

  leunghb ·  2009-11-12 03:39  ·  32365 次点击
ASTMA53/A53M-07StandardSpecificationforPipe,Steel,BlackandHot-Dipped,Zinc-Coated,WeldedandSeamless
[attach]38673[/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!