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EN ISO 23251:2020

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

Publication date:   Dec 21, 2020

General information

60.60 Standard published   Sep 2, 2020

CEN

CEN/TC 12 Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries

European Norm

75.180.20   Processing equipment

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Scope

This document is applicable to pressure-relieving and vapour depressuring systems. Although intended for use primarily in oil refineries, it is also applicable to petrochemical facilities, gas plants, Liquefied Natural Gas (LNG) facilities and oil and gas production facilities. The information provided is designed to aid in the selection of the system that is most appropriate for the risks and circumstances involved in various installations.
This document supplements API Std 521, 6th edition (2014), the requirements of which are applicable with the exceptions specified in this document.

Life cycle

NOW

PUBLISHED
EN ISO 23251:2020
60.60 Standard published
Sep 2, 2020

Relations

Adopted from ISO 23251:2019 IDENTICAL