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UNI EN 331 : 2011

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

MANUALLY OPERATED BALL VALVES AND CLOSED BOTTOM TAPER PLUG VALVES FOR GAS INSTALLATIONS FOR BUILDINGS

Superseded date

18-08-2022

Superseded by

UNI EN 331 : 2016

Published date

01-01-2011

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Defines the characteristics for the construction, performance and safety of ball valves and closed bottom taper plug valves.

DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
NBN EN 331 : 2016 Identical
NEN EN 331 : 2015 Identical
NF EN 331 : 2016 Identical
I.S. EN 331:2015 Identical
SN EN 331:2016 Identical
BS EN 331:2015 Identical
NS EN 331 : 2015 Identical
DIN EN 331:2016-04 Identical
UNE-EN 331:2016 Identical
EN 331:2015 Identical

UNI/TS 11343 : 2009 GAS PLANTS FOR DOMESTIC USE - GAS PLANTS FOR DOMESTIC USES SUPPLIED BY DISTRIBUTION NETWORKS, BY LPG CYLINDERS AND LPG STORAGE TANKS, PERFORMED WITH MULTILAYER PIPES - DESIGN, INSTALLATION AND MAINTENANCE
UNI 11528 : 2014 GAS PLANTS OVER 35 KW - DESIGN, INSTALLATION AND COMMISSIONING
UNI 7131 : 2014 LPG PLANTS FOR DOMESTIC USE NOT FED BY A DISTRIBUTION NETWORK - DESIGN, INSTALLATION AND COMMISSIONING

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