Pipe fittings and joint assemblies for polybutene pressure pipes - Type PB 125 - Part 7: Dimensions of bushings, flanges and selaing elements for socket welding— 13 стр.
Thermoplastics piping and ducting systems - Joints for buried non-pressure applications - Test method for the long-term sealing performance of joints with elastomeric seals by estimating the sealing pressure; German version EN 14741:2006— 17 стр.
Elastomeric seals - Material requirements for pipe joint seals used in water and drainage applications - Part 4: Cast polyurethane sealing elements; German version EN 681-4:2000 + A1:2002 + A2:2005— 16 стр.
Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 8: Polymeric O-Ring gaskets for grooved flanges; German version EN 1514-8:2004— 8 стр.
Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 4: Corrugated flat or grooved metallic and filled metallic gaskets for use with steel flanges; German version EN 1514-4:1997— 7 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 - Dimensions of gaskets for PN-designated flanges - Part 3: Non-metallic PTFE envelope gaskets; German version EN 1514-3:1997— 7 стр.