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Chinese Industry Standard: CJ/T 473-2015

Sealed board pipe stopper of sewer pipe for the air test

排水管道闭气检验用板式密封管堵

中华人民共和国住房和城乡建设部

本标准规定了排水管道闭气检验用板式密封管堵(以下简称密封管堵)的术语和定义、结构型式、型号、材料、要求、试验方法、检验规则、标志、包装、运输和贮存。
本标准适用于重力流式圆形排水管道闭气检验用密封管堵的制造和检验。

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