This European Standard specifies requirements and test methods for homogeneous rubbers for static seals used in domestic gas appliances of all categories, and in auxiliary equipment mounted or intended to be mounted on such appliances which are in contact with combustible gases up to 200 mbar (not including LPG in liquid phase).
This Standard does not specify the geometrical characteristics of the seals.
The normal range of envisaged operating temperatures covered by this Standard is 0 °C to 60 °C. Temperatures outside this range can be proposed by the manufacturer with limits between - 20 °C and + 150 °C.
NEN-EN 291-1993 history
1993NEN-EN 291-1993 Rubber seals. Static seals in domestic appliances for combustible gas up to 200 mbar. Specification for material