DIN EN 14141:2013-08

This document 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 document comprises all valves which are components of the pipeline. This document specifies valves for pipelines with a maximum operating pressure (MOP) over 16 bar. Control valves and safety valves are excluded from the scope. This document specifies the requirements and corresponding tests tests carried out during production and for certification purposes to verify that the valves conform to the requirements. A summary of the product and type tests is given in Annex H. This document (EN 14141:2013) has been prepared by Technical Committee CEN/TC 69 "Industrial valves", the secretariat of which is held by AFNOR. The responsible committee is Working Committee NA 003-01-09 AA "Armaturen für die Erdölindustrie" ("Valves for the petrochemical industry") of the Valves Standards Committee (NAA).