求ASTM A249-10a,A269-13,A312-13b,A305-13,A409-13,A420-13,A403-13a
求ASTM A249-10a, A269-13, A312-13b, A305-13, A409-13, A420-13, A403-13a ASTM A269/A269M-14e1 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service一般用途的无缝和焊接奥氏体不锈钢管标准规格
http://bbs.infoeach.com/thread-58074-1-1.html
ASTM A312/A312M-14 冷加工奥氏体不锈钢焊接管和无缝管标准规格
http://bbs.infoeach.com/thread-51112-1-1.html
http://bbs.infoeach.com/thread-39449-1-1.html
ASTM A249/A249M-2010a 锅炉、过热器、热交换器和冷凝器用奥氏体钢焊接管的规格 论坛提供多种方式获取金币 岐王宅里寻常见,
崔九堂前几度闻。
正是江南好风景,
落花时节又逢君。 ASTM A409-13已应助上传:http://bbs.infoeach.com/forum.php?mod=viewthread&tid=85627&extra=
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