wells 发表于 2008-7-8 19:14:37

A269-04 Standard Specification for Seamless and Welded Austenitic Stainless Stee

A269-04 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service

[ 本帖最后由 wells 于 2008-7-8 19:21 编辑 ]
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