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— 36 стр.
Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems. Dimensions and special requirements for vacuum drainage systems and for drainage systems in ship-building— 32 стр.
