001-Din en 331 1999 Gas Installations For Buildings

D EUTSCHE NORM April 1999
Manually operated ball valves and closed bottom

taper plug valves for gas installations for buildings
{
English version of DIN EN 331 EN 331
ICS 23.060.10 Supersedes parts of
DIN 3537-1, June 1990.
Handbetätigte Kugelhähne und Kegelhähne mit geschlossenem Boden

für die Gas-Hausinstallation
European Standard EN 331 : 1998 has the status of a DIN Standard.
A comma is used as the decimal marker.
This standard has been included in the body of Codes of practice for gas issued by the DVGW Deutscher
Verein des Gas- und Wasserfaches e.V. (German Association of Gas and Water Engineers).
National foreword
This standard has been prepared by CEN/TC 236.
The responsible German body involved in its preparation was the Normenausschuß Gastechnik (Gas
Technology Standards Committee).
SUPPLIED BY BSB UNDER LICENCE FROM BEUTH VERLAG FOR SIMON CARVES INDIA LIMITED - GURGAON
Amendments
Parts of DIN 3537-1, June 1990 edition, have been superseded by the specifications of EN 331.
Previous editions
DIN 3537: 1973-10; DIN 3537-1: 1981-09, 1990-06; DIN 3537-2: 1981-09.
EN comprises 25 pages.
© No part of this standard may be reproduced without the prior permission of Ref. No. DIN EN 331 : 1999-04
DIN Deutsches Institut für Normung e.V., Berlin. English price group 10 Sales No. 2310
Beuth Verlag GmbH, D-10772 Berlin, has the exclusive right of sale for German Standards (DIN-Normen).
10.99
EN 331
January 1998
ICS 23.060.10
Descriptors:
English version
Manually operated ball valves and closed bottom

taper plug valves for gas installations for buildings
Robinets à tournant sphérique et Handbetätigte Kugelhähne und

robinets à tournant conique à fond Kegelhähne mit geschlossenem
plat destinés à être manœuvrés Boden für die Gas-Hausinstallation
manuellement et à être utilisés pour
les installations de gaz des bâtiments
This European Standard was approved by CEN on 1997-12-11.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a
national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national stand-
ards may be obtained on application to the Central Secretariat or to any CEN
member.
The European Standards exist in three official versions (English, French, German).
A version in any other language made by translation under the responsibility of a
CEN member into its own language and notified to the Central Secretariat has the
same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, the Czech
Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy,
Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland,
and the United Kingdom.
¨ ¸
European Committee for Standardization
Comité Européen de Normalisation
Europäisches Komitee für Normung
Central Secretariat: rue de Stassart 36, B-1050 Brussels
© 1998. CEN – All rights of exploitation in any form and by any means Ref. No. EN 331 : 1998 E
reserved worldwide for CEN national members.
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Foreword
This European Standard has been prepared by Technical Comittee CEN/TC 236 ‘Non
industrial manually operated shut-off valves for gas’, the Secretariat of which is held by
UNI.
This European Standard shall be given the status of a national standard, either by
publication of an identical text or by endorsement, and conflicting national standards
withdrawn, by July 1998 at the latest.
In accordance with the CEN/CENELEC Internal Regulations, the national standards
organization of the following countries are bound to implement this European Standard:
Austria, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece,
Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden,
Switzerland, and the United Kingdom.
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D EUTSCHE NORM April 1999

Manually operated ball valves and closed bottom

Handbetätigte Kugelhähne und Kegelhähne mit geschlossenem Boden

European Standard EN 331 : 1998 has the status of a DIN Standard.

A comma is used as the decimal marker.

Manually operated ball valves and closed bottom

Robinets à tournant sphérique et Handbetätigte Kugelhähne und

This European Standard was approved by CEN on 1997-12-11.

Central Secretariat: rue de Stassart 36, B-1050 Brussels

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