BS EN ISO BRITISH STANDARD 20763:2004 Incorporating Corrigendum No. 1 Petroleum and related products - Determination of anti-wear properties of hydraulic fluidsVane pump method The European Standard EN IS0 20763:2004 has the status of a British Standard ICS75.120 BSi NOCOPYINGWITHOUTBSIPERMISSIONEXCEPTASPERMITTEDBYCOPYRIGHTLAW British Standards BS EN ISO 20763:2004 National foreword This British Standard is the official English language version of EN ISO 20763:2004. It is identical with ISO 20763:2004 and it supersedes BS 2000-281:1993 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PTI/13, Petroleum testing and terminology, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled "International Standards Correspondence Index", or by using the "Search" facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not ofitself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, page ii to iv, pages 1 to 17 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication This British Standard was published underthe authority Amd. No. Date Comments of the Standards Policy and Strategy Committee on 16012 19 January 2006 Addition of supersession details 22July2004 Corrigendum No. 1 C BSI 19 January 2006 ISBN 0 580 44143 1 EN ISO 20763 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM July 2004 ICS 75.120 English version Petroleum and related products - Determination of anti-wear properties of hydraulic fluids - Vane pump method (isO 20763:2004) Pétrole et produits connexes - Détermination des propriétés anti-usure des fluides hydrauliques - Methode de la pompe apalettes (ISO20763:2004) This European Standard was approved by CEN on 9 February 2004. 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 standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English,French, German).A version in any other language made by translation versions. Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. cer EUROPEANCOMMITTEEFOR STANDARDIZATION COMITE EUROPEENDE NORMALISATION EUROPAISCHESKOMITEEFURNORMUNG Management Centre:rue de Stassart,36B-1050Brussels @2004CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO20763:2004:E worldwidefor CEN national Members. EN IS0 20763:2004 Foreword This document (EN ISO 20763:2003) has been prepared by Technical Committee ISO/TC 28 "Petroleum products and lubricants" in collaboration with Technical Committee CEN/TC 19 "Petroleum products, lubricants and related products", the secretariat of which is held by NEN. This European Standard shall be given the