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Normas DIN – AENOR
DIN EN ISO 23251:2020-11

DIN EN ISO 23251:2020-11

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

Industries du pétrole, de la pétrochimie et du gaz naturel - Systèmes de dépressurisation et de protection contre les surpressions (ISO 23251:2019); Version anglaise EN ISO 23251:2020

Erdöl-, petrochemische und Erdgasindustrie - Druckentlastungs- und Druckausgleichssysteme (ISO 23251:2019); Englische Fassung EN ISO 23251:2020

2020-11 /Active
Equivalencias internacionales:

EN ISO 23251 (2020-09)

ISO 23251 (2019-03)

Relación con otras normas DIN:
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.
Definitions, Natural gas industries, Oil industries, Operating overload pressure, Overpressure protection, Petrochemistry, Pipelines, Pressure compensation, Pressure limitation, Pressure overload, Pressure releases, Pressure resistance, Pressurization systems, Relieving, Specification (approval), Vapour pressure, Working pressures
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