DS DS/EN ISO 13340
DS DSEN SO 13340 2001-JUL-10 Transportable gas cylnders - Cylnder valves for non-refllable cylnders - Specfcaton and prototype testng
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This Standard specifies requirements for gas cylinder valves to be used with non-refillable cylinders and the method of testing such valves for prototype approval. This standard is not applicable to valves for breathing equipment, fire extinguishers and cryogenic equipment.