Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, testing, marking, quality control; German version EN 124:1994— 20 стр.
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges; German version EN 1092-2:1997— 28 стр.
Valves and fittings of spheroidal cast iron for untreated and potable water; corrosion protection by internal enamelling; quality requirements, testing— 3 стр.
Safety devices for gas supply installations operating at working pressures up to 100 bar; pressure relief governors and safety shut-off devices— 15 стр.
Valves and fittings for untreated and potable water - Protection against corrosion by internal epoxy coating of coating powders (P) or liquid varnishes (F) - Requirements and tests— 4 стр.