This European Standard specifies requirements for elastomeric materials used in seals for supply pipes and fittings, ancillaries and valves at operating temperatures in general from一5 0C up to 50 0C and inspecial cases from一15 0C up to 50 0C, forThe following:General applications (see Table 4, type G) a) gaseous fuel (manufactured, natural and liquefied petroleum gas [LPG] in gaseous phase);b) hydrocarbon fluids with aromatic content up to 30%(ui的,including LPG in liquid phase.
EN 682:2002 history
2002EN 682:2002 Elastomeric seals - Materials requirements for seals used in pipes and fittings carrying gas and hydrocarbon fluids