标题: ASTM A270M-14 Seamless and Welded Austenitic and Ferritic_Austenitic Stainless S [打印本页] 作者: 五分头LW 时间: 2017-2-27 19:12:53 标题: ASTM A270M-14 Seamless and Welded Austenitic and Ferritic_Austenitic Stainless S
A270A270M-14 Seamless and Welded Austenitic and Ferritic_Austenitic Stainless Steel Sanitary Tubing (E)
[attach]122776[/attach] 作者: admin 时间: 2017-3-2 15:14:08