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ASTM A126-04 Standard Specification for Gray Iron Castings for Valves, Flanges

  leunghb ·  2009-12-09 11:01  ·  50010 次点击
ASTMA126-04StandardSpecificationforGrayIronCastingsforValves,Flanges,andPipeFittings
[attach]39185[/attach]
标准手册, a126, standard, specification, castings, valves, flanges

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