EN 12334:2001/A1:2004

Industrial valves - Cast iron check valves

This European Standard specifies requirements for cast iron check valves having flanged end connections or wafer type bofy, with either metallic or resilient seating, in nominal sizes DN40 to DN1000 and nominal pressure ratings PN6 to PN40, Class 125, and Class 250 and in pivoting, linear, diaphragm or ball type.

Industriearmaturen - Rückflussverhinderer aus Gusseisen

Robinetterie industrielle - Clapets de non-retour en fonte

Industrijski ventili - Litoželezni protipovratni ventili

General Information

• Status: Withdrawn
• Publication Date: 10-Aug-2004
• Withdrawal Date: 19-Apr-2016
• ICS: 23.060.50 - Check valves
• Technical Committee: CEN/TC 69 - Industrial valves
• Drafting Committee: CEN/TC 69/WG 6 - Check valves
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Completion Date: 20-Apr-2016
• Directive: 97/23/EC - Directive 97/23/EC of the European Parliament and of the Council of 29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment
• Mandate: M/071 - Mandate to CEN for standardization in the field of Pressure equipment
• Ref Project: SIST EN 12334:2001/A1:2004 - Industrial valves - Cast iron check valves

Relations

• Replaced By: EN 16767:2016 - Industrial valves - Steel and cast iron check valves
• Effective Date: 27-Apr-2016
• Amends: EN 12334:2001 - Industrial valves - Cast iron check valves
• Effective Date: 08-Jun-2022

Standards Content (Sample)

SLOVENSKI STANDARD
01-november-2004
Industrijski ventili - Litoželezni protipovratni ventili
Industrial valves - Cast iron check valves
Industriearmaturen - Rückflussverhinderer aus Gusseisen
Robinetterie industrielle - Clapets de non-retour en fonte
Ta slovenski standard je istoveten z: EN 12334:2001/A1:2004
ICS:
23.060.50
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 12334:2001/A1
NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2004
ICS 23.060.50
English version
Industrial valves - Cast iron check valves
Robinetterie industrielle - Clapets de non-retour en fonte Industriearmaturen - Rückflussverhinderer aus Gusseisen
This amendment A1 modifies the European Standard EN 12334:2001; it was approved by CEN on 27 May 2004.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this
amendment into the relevant national standard without any alteration. Up-to-date lists and bibliographical references concerning such
national standards may be obtained on application to the Central Secretariat or to any CEN member.
This amendment exists 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, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,
Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2004 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 12334:2001/A1:2004: E
worldwide for CEN national Members.

Foreword
This document (EN 12334:2001/A1:2004) has been prepared by Technical Committee CEN/TC 69 “Industrial
valves”, the secretariat of which is held by AFNOR.
This Amendment to the European Standard EN 12334 shall be given the status of a national standard, either by
publication of an identical text or by endorsement, at the latest by February 2005, and conflicting national standards
shall be withdrawn at the latest by February 2005
This document has been prepared under a mandate given to CEN by the European Commission and the European
Free Trade Association, and supports essential requirements of EU Directive(s).
According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following
countries are bound to. implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark,
Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
4.1.1.1
Replace by:
"4.1.1.1 The body and cover (if any) materials shall be selected from Table 1. The limits of use given in the
material standard shall be taken into account. See 4.1.2.1 and 4.2.1."

4.1.2.1
Replace by:
"4.1.2.1 The pressure/temperature ratings shall be in accordance with EN 1092-2 for the equivalent ISO
material grade and are not for conditions of hydraulic or external shock likely to cause brittle fracture.
Annex B should be used to determine the equivalent ISO material grade for the EN material grades specified in
Table 1
...