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标题:
应助:ASTM A522 A522M-13
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作者:
ygs67
时间:
2015-6-18 09:46:43
标题:
应助:ASTM A522 A522M-13
本帖最后由 ygs67 于 2015-6-18 09:47 编辑
ASTM A522 A522M-13 Standard Specification for Forged or Rolled 8 and 9% Nickel Alloy Steel Flanges,Fittings, Valves, and Parts for Low-Temperature Service
求助帖:
http://bbs.infoeach.com/forum.ph ... ghlight=ASTM%2BA522
作者:
admin
时间:
2015-6-23 11:42:13
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