Fixed firefighting systems - Components for sprinkler and water spray systems - Part 2: Wet alarm valve assemblies (includes Amendment A1:2001); German version EN 12259-2:1999 + A1:2001— 27 стр.
Mechanical properties of fasteners; part 2: nuts with specified proof load values; coarse thread (ISO 898-2:1992); German version EN 20898-2:1993— 16 стр.
Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs (ISO 898-1:1999); German version EN ISO 898-1:1999— 28 стр.
Fixed firefighting systems - Components for sprinkler and water spray systems - Part 2: Wet alarm valve assemblies; German version EN 12259-2:1999/A2:2005— 8 стр.
Codes of practice for drinking water installations - Part 600: Drinking water installations in connection with fire fighting and fire protection installations; DVGW code of practice— 28 стр.
Fixed firefighting systems - Components for sprinkler and water spray systems - Part 2: Wet alarm valve assemblies; German version EN 12259-2:1999/A2:2005— 8 стр.