ISO 19220-2021 建筑物内土壤和废物排放（低温和高温）用塑料管道系统--苯乙烯共聚物混合物（SAN+PVC） Plastics piping systems for soil and waste discharge (low and high temperature) inside buildings — Styrene copolymer blends (SAN + PVC)

This document specifies the requirements for solid-wall styrene copolymer blend (SAN + PVC) pipes and fittings for soil and waste discharge (low and high temperature) above ground inside buildings, and for the system itself. It does not include buried pipework.
It also specifies the test parameters for the test methods referred to within this document.nd edition 2021-07 Plastics piping systems for soil and waste discharge (low and high temperature) inside buildings — Styrene copolymer blends (SAN + PVC) Systèmes de canalisations en plastique pour l'évacuation des eaux-vannes et des eaux usées (à basse et à haute température) à l'intérieur des batiments — Mélanges de copolymères de styrène (SAN + PVC) Reference number ISO 19220:2021(E) ？ ISO 2021 ISO 19220: