I.S. EN 291:1993被替代
Rubber Seals - Static Seals In Domestic Appliances For Combustible Gas Up To 200 Mbar - Specification For Materials
出版：National Standards Authority of Ireland
专家解读视频
Specifies requirements and test methods for visual quality and for the following physical and chemical properties i.e. hardness, tensile strength, elongation at break, compressive set, resistance to ageing, gas resistance and lubricant resistance.
UNE EN 291:1994 - Identical
SS EN 291 Ed. 1 (1992) - Identical
NS EN 291 Ed. 1 (1992) - Identical
UNI EN 291:1993 - Identical
NF EN 291:1992 - Identical
NBN EN 291:1992 - Identical
BS EN 291:1992 - Identical
DIN EN 291 (1992-04) - Identical
