Contract Procedure for Building Works; Part C: General Technical Specifications for Building Works; Systems for Central Heating and Central Raw Water Heating— 21 стр.
Special Castings of Ductile Cast Iron with Plug Sockets for Sewers and Sewage Pipelines; Double Socket Straight Access Pieces with Rectangular Aperture (RS Pieces); Components— 3 стр.
Ductile iron fittings for gas and water pipelines - MI-fittings - Socketed spigots with plane end branch; application, dimensions and masses (weights)— 3 стр.
Ductile iron castings for gas and water pressure pipelines; EN-fittings; socket <(hoch)1>/<(Index)4> duckfoot bends; application, dimensions and masses— 2 стр.