兑水 发表于 2009-10-20 10:13:58

ASTM D 5926-2004 输送饮用水管、排泄废水和排气管(DWV)...

D5926-01 Standard Specification for Poly (Vinyl Chloride) (PVC) Gaskets for Drain, Waste, and Vent (DWV), Sewer, Sanitary, and Storm Plumbing Systems
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