Central drinking water supply; Basic principles relating to the requirements on drinking water Planing, construction and operation of the installations— 29 стр.
Jointing material for gas and water supplies and for hot water installations; Non-hardening jointing material for metallic threaded joints in interior installations— 8 стр.
Valves for gas distribution systems with maximum operating pressure <kleiner => 16 bar - Performance requirements; German version EN 13774:2003— 30 стр.
Gas infrastructure - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 1: Detailed functional requirements for design, materials, construction, inspection and testing— 127 стр.
Valves for gas distribution systems with maximum operating pressure <kleiner => 16 bar - Performance requirements; German version EN 13774:2003— 30 стр.
Gas infrastructure. Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations. Detailed functional requirements for design, materials, construction, inspection and testing— 124 стр.
BS EN 15001-1. Gas Infrastructure. Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations. Part 1. Detailed functional requirements for design, materials, construction, inspection and testing— 132 стр.