BS EN 1565-1:2000 建筑物结构内粪水和废水排放用(低和高温)塑料管道系统.苯乙烯共聚物混合物(SAN+PVC).管道,配件和系统规范
Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure. Styrene copolymer blends (SAN + PVC). Specifications for pipes, fittings and the system