松雨霞 发表于 2018-10-24 16:56:03

ASTM A789/A789M -17a

Standard Specification for
Seamless and Welded Ferritic/Austenitic Stainless Steel
Tubing for General Service

admin 发表于 2018-10-29 10:00:32

谢谢您的分享，金币已奖励!
页: [1]
查看完整版本: ASTM A789/A789M -17a