BS EN ISO BRITISH STANDARD 14175:2008 Welding consumables - Gases and gas mixtures for fusion welding and allied processes ICS 25.160.20; 71.100.20 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BSENISO14175:2008 National foreword This British Standard is the UK implementation of ENISO14175:2008.It supersedesBSEN439:1994whichiswithdrawn. The UK participation in its preparation was entrusted to Technical Committee WEE/39, Welding consumables. A list of organizations represented on this committee can be obtained on request to its secretary. 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 cannot confer immunity from legal obligations. This British Standard was Amendments/corrigenda issued since publication published under the authority of the Standards Policy and Date Comments Strategy Committee on 31March 2008 BSI 2008 ISBN9780580551796 EN ISO 14175 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHENORM March 2008 ICS 25.160.20; 71.100.20 Supersedes EN 439:1994 English Version Welding consumables - Gases and gas mixtures for fusion weldingandalliedprocesses (IsO14175:2008) Produits consommables pour le soudage -Gaz et SchweiBzusatze-Gase und Mischgase fur das melanges gazeux pour le soudage parfusion et les LichtbogenschweiBen und verwandte Prozesse (ISO techniques connexes (ISO14175:2008) 14175:2008) This European Standard was approved by CEN on 7 February 2008. 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 CEN Management Centre 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 official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. cer EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEENDE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG Management Centre: rue deStassart, 36 B-1050 Brussels @2008CEN Ref.No.EN ISO 14175:2008:E worldwide for CEN national Members. BSENISO14175:2008 ENISO14175:2008(E) Foreword This document (EN ISO 14175:2008)has been prepared by Technical Committee ISO/TC 44"Welding and allied processes" in collaboration with Technical Committee CEN/TC 121 "Welding" the secretariat of which is held by DiN. This European Standard shall be given the status of a national standard, either by publication of an identical withdrawnatthelatestbySeptember2008. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 439:1994. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following Lithuania, Luxembourg,Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsementnotice BSENISO14175:2008 ISO14175:2008(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies non-governmental, in liaison with isO, also take part in the work. iso collaborates closely with the InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2 International Standard requires approval by at least 75 % of the member bodies casting a vote. rights. I