Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems-Components for vacuum drainage systems and for drainage systems on ships
废水系统用带插口和插座的纵向焊接不锈钢管和配件 真空排水系统和船舶排水系统用部件

2013-12-31

Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems - Part 4: Components for vacuum drainage systems and for drainage systems on ships
废水系统用带插口和插座的纵向焊接不锈钢管和配件.第4部分:真空排水系统和船舶排水系统用部件；德文版EN 1124-4:2013

2014-02-01

Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for waste water systems - Part 4: Components for vacuum drainage systems and for drainage systems on ships
废水系统用带插口和插座的纵向焊接不锈钢管和配件第4部分:真空排水系统和船舶排水系统用部件

2007-05-23