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给水及压力排污、排水用高性能 硬聚氯乙烯(PVC-UH)管件
发布日期: 2022-12-01
实施日期: 2023-01-01
主要技术内容:前言········································п1  范围·······································12  规范性引用文件··································13  术语和定义····································24  材料·······································25  产品规格与结构··································46  技术要求·····································67  试验方法·····································98  检验规则·····································119  标志、包装、运输、贮存······························13附录A(规范性)   PVC-UH管件公称压力的温度折减系数·················14附录B(规范性)   典型的PVC-UH管件结构形式及安装尺寸················15附录C(资料性)  典型的承受轴向力的防脱管件结构···················20
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