ASTM A270-03a(2008)e1 Standard Specification for Seamless and Welded Austenitic

  leunghb ·  2009-12-19 09:49  ·  71074 次点击
ASTMA270-03a(2008)e1StandardSpecificationforSeamlessandWeldedAusteniticStainlessSteelSanitaryTubing
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