Valves for natural gas transportation in pipelines. Performance requirements and tests Ingestion-build-54484 For the main part

For the main part

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Valves for natural gas transportation in pipelines. Performance requirements and tests Ingestion-build-54484 For the main part1 Scope This European Standard applies to all valves (plug, ball, gate and check valves) used in onshore transmission pipelines for transport of natural gas in accordance with EN 1594, but with a differing temperature range according to the following three classes in accordance with EN 682: 1) 10 C to 60 C; 2) 20 C to 60 C; 3) the range stated by the purchaser for special design. This European Standard comprises all valves which are components of the