Gaskets for gas supply - Part 6: Gasket materials based on fibres, graphite or polytetrafluoroethylene (PTFE) for gas valves, gas appliances and gas mains— 14 стр.
Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 1: Non-metallic flat gaskets with or without inserts; German version EN 1514-1:1997— 17 стр.
Flanges and their joints - Gasket parameters and test procedures relevant to the design rules for gasketed circular flange connections; German version EN 13555:2004— 33 стр.
Gaskets for gas supply - Part 6: Gasket material based on fibres, graphite or polytetrafluoroethylene (PTFE) for gas valves, gas appliances and gas mains— 12 стр.