ASTM A696-90a(2006) Standard Specification for Steel Bars, Carbon, Hot-Wrought
leunghb · 2010-01-30 07:43 · 56910 次点击
ASTMA696-90a(2006)StandardSpecificationforSteelBars,Carbon,Hot-WroughtorCold-Finished,SpecialQuality,forPressurePipingComponents
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