DIN EN 1124-2-2014 废水系统用带插接套的长焊缝焊接不锈钢管制管道和管件. 第2部分: 系统S, 形状和尺寸; 德文版本EN 1124-2-2014
Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 2: System S, forms and dimensions; German version EN 1124-2:2014