Lubricants for applications in appliances and associated controls using combustible gases except those designed for use in industrial processes (includes Amendment A1:1996); German version EN 377:1993 + A1:1996— 12 стр.
Elastomeric seals - Material requirements for seals used in pipes and fittings carrying gas and hydrocarbon fluids; German version EN 682:2002 + A1:2005— 20 стр.
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges; German version EN 1092-1:2007— 131 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.
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 4: Aluminium alloy flanges; German version EN 1092-4:2002— 20 стр.
Safety devices for gas pressure regulating stations and installations - Gas safety shut-off devices for inlet pressures up to 100 bar; German version EN 14382:2005— 84 стр.
General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2005); German and English version EN ISO/IEC 17025:2005— 73 стр.