MSS SP-55-2011 Quality Standard for Steel Castings for Valves,Flanges,Fittings,and Other Piping Components. Visual...:
(MSS SP-55-2011),英文名为Quality Standard for Steel Castings for Valves,Flanges,Fittings,and Other Piping Components. Visual Method for Evaluation of Surface Irregularities。
它(MSS SP-55-2011)是在2011-01-01发布,在2011-01-01开始实施。
本标准文件共有16页。