Plastics pipes and fittings — Dimensions of sockets and spigots for discharge systems inside buildings — Part 2: Polyethylene (PE)
塑料管道和配件——建筑物内排放系统的插座和插口尺寸第2部分:聚乙烯(PE)
Specifies the design formulae and the derived dimensions, together with tolerances, of sockets and spigots for joints of PE fittings and for integral sockets of PE pipes intended for use in discharge systems inside buildings where such joints are intended to accommodate expansion and contraction. Sockets and spigots for thermal and electrothermal welding are excluded.