This International Standard specifies requirements and gives recommendations for the design, manufacturing, testing and documentation of ball, check, gate and plug valves for subsea application in offshore pipeline systems meeting the requirements of ISO 13623 for the petroleum and natural gas industries.
This International Standard is not applicable to valves for pressure ratings exceeding PN 420 (Class 2500).
EN 10204:2004 Metallic products - Types of inspection documents*, 2024-04-19 Update
EN 1092-1 Flanges and their joints - Circular flanges for pipes@ valves@ fittings and accessories@ PN designated - Part 1: Steel flanges*, 2018-04-01 Update
EN 287 Qualification test of welders - Fusion welding - Part 6: Cast irons*, 2018-04-01 Update
ISO 10474 Steel and steel products - Inspection documents*, 2013-07-01 Update
ISO 15156 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production — Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons*, 2020-11-17 Update
ISO 15607 Specification and qualification of welding procedures for metallic materials — General rules*, 2019-10-07 Update
ISO 15609 Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 6: Laser-arc hybrid welding*, 2013-03-01 Update
ISO 15614-1 Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys*, 2017-06-01 Update
BS EN ISO 14723:2009 history
2009BS EN ISO 14723:2009 Petroleum and natural gas industries. Pipeline transportation systems. Subsea pipeline valves