$10
Unplasticized polyvinyl chloride (PVC-U) pipes with a cellular core for drainage
全国塑料制品标准化技术委员会管材、管件及阀门分技术委员会(TC 48/SC 3)
本标准规定了以聚氯乙烯树脂为主要原料加入必要的添加剂,经复合共挤成型的芯层发泡复合管材(以下简称管材)的材料、产品分类、要求、试验方法、检验规则及标志、运输、贮存。
本标准适用于建筑物内外或埋地无压排水用管材,在考虑材料许可的耐化学性和耐温性后,也可用于工业排污用管材。
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