Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems (ISO 23251:2019) (Endorsed by Asociación Española de Normalización in October of 2020.)
Edition 2020-10-01

Pressure-relieving and Depressuring Systems
Edition 2022-11

Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems (ISO 23251:2019); English version EN ISO 23251:2020
Edition 2020-11

Petroleum and natural gas industries - Offshore platforms handling streams with high content of CO₂ at high pressures (ISO 17349:2016); English version EN ISO 17349:2016
Edition 2016-07

Petroleum, petrochemical and natural gas industries - Shell-and-tube heat exchangers (ISO 16812:2019); English version EN ISO 16812:2019
Edition 2019-05

Petroleum, petrochemical and natural gas industries - Venting of atmospheric and low-pressure storage tanks (ISO 28300:2008); German version EN ISO 28300:2008
Edition 2008-11

Safety devices for protection against excessive pressure - Part 10: Sizing of safety valves and bursting discs for gas/liquid two-phase flow (ISO 4126-10:2024); German version EN ISO 4126-10:2024
Edition 2024-09

Gas infrastructure - Underground gas storage - Part 5: Functional recommendations for surface facilities; German version EN 1918-5:2016
Edition 2016-11

Installation and equipment for liquefied natural gas - Design of floating LNG installations - Part 1: General requirements (ISO 20257-1:2020, Corrected version 2020-10); German version EN ISO 20257-1:2020
Edition 2020-12

Continuous handling equipment and systems - Safety requirements for systems and their components for pneumatic handling of bulk materials; German version EN 741:2000+A1:2010
Edition 2011-06