SANS 51124-4-2008 废水系统中使用的带水龙头及插入座的管道及直缝焊接不锈钢管道配件.第4部分:减压排水系统及船舶排水系统零件
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
Specifies requirements, dimensions and tolerances for pipes and fittings of longitudinally welded, stainless steel pipe with spigot and socket used for vacuum drainage systems on ships and floating maritime structures.