held Showers), ASSE 1014;
7. 管箍及配件(Shielded couplings joining hubless cast iron soil pipe and fittings), ASTM C1277;
8. 铸铁管/及管件(Hubless cast iron soil pipe and fittings for sanitary and storm drain waste, and went piping applications), ASTM A888-04a。
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