ASTMA 193A 193M-06a Standard Specification for Alloy-Steel and Stainless Steel B

wjp123 · 发表于 2014-1-9 13:10:36

编号：bz-515
标准名称:ASTMA 193A 193M-06a Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for
标准格式：pdf
标准大小：162KB
标准简介：ASTMA 193A 193M-06a Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High Temperature or High Pressure Service and Other Special Purpose Applications.pdf ASTMA 193A 193M-06a Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High Temperature or High Pressure Service and Other Special Purpose Applications.pdf

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zengjj · 发表于 2014-2-5 23:48:59

我只是初学者啊

sarah88 · 发表于 2014-5-7 15:15:44

路过，信息不错支持了！

漂亮的虫子 · 发表于 2014-7-7 17:51:19

我真是不会写的呀

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