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SSH EN ISO 23251:2020

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

Mar 25, 2021

General information

60.60     Mar 25, 2021

DPS

DPS/KT 19

European Norm

75.180.20  

English  

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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

PREVIOUSLY

WITHDRAWN
SSH EN ISO 23251:2007

WITHDRAWN
SSH EN ISO 23251:2007/AC:2008

WITHDRAWN
SSH EN ISO 23251:2007/A1:2008

NOW

PUBLISHED
SSH EN ISO 23251:2020
60.60 Standard published
Mar 25, 2021

Related project

Adopted from EN ISO 23251:2020