兑水 发表于 2009-10-7 16:10:49

ASTM D 3915-1999 加压使用的聚氯乙烯及有关塑料管和配件组合...

D3915-99ae1 Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) and Chlorinated Poly(Vinyl Chloride) (CPVC) Compounds for Plastic Pipe and Fittings Used in Pressure Applications
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