1、Ref. No. DIN EN ISO 13919-2 : 2001-12English price group 08 Sales No. 0803.02 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-N
2、ormen).ICS 25.160.00Schweien Elektronenstrahl- und Laserstrahl-Schweiverbindungen Richtlinie fr Bewertungsgruppenfr Unregelmigkeiten Teil 2: Aluminium und seine schweigeeigneten Legierungen (ISO 13919-2 : 2001)DEUTSCHE NORM December 2001EN comprises 12 pages.Electron and laser beam welded joints Gui
3、dance onquality levels for imperfectionsPart 2: Aluminium and its weldable alloys(ISO 13919-2 : 2001)English version of DIN EN ISO 13919-2European Standard EN ISO 13919-2 : 2001 has the status of a DIN Standard.A comma is used as the decimal marker.National forewordThis standard has been published i
4、n accordance with a decision taken by CEN/TC 121 to adopt, withoutalteration, International Standard ISO 13919-2 as a European Standard.The responsible German body involved in its preparation was the Normenausschuss Schweitechnik(Welding Standards Committee), Technical Committee Strahlschweien.EN IS
5、O 13919-2English versionICS 25.160.00Management Centre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr Normung 2001. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN national members.R
6、ef. No. EN ISO 13919-2 : 2001 ESoudage Assemblages souds parfaisceau dlectrons et par faisceaulaser Guide des niveaux de qualitdes dfauts Partie 2: Aluminium etses alliages soudables(ISO 13919-2 : 2001)Schweien Elektronenstrahl- undLaserstrahl-Schweiverbindungen Richtlinie fr Bewertungsgruppen frUnr
7、egelmigkeiten Teil 2: Alu-minium und seine schweigeeignetenLegierungen (ISO 13919-2 : 2001)This European Standard was approved by CEN on 2000-04-13.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status of
8、anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national stand-ards may be obtained on application to the Management Centre or to any CENmember.The European Standards exist in three official versions (English, French, German).A version in any
9、 other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, the CzechRepublic, Denmark, Finland, France, Germany,
10、 Greece, Iceland, Ireland, Italy,Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland,and the United Kingdom. EN ISO 13919-2September 2001WeldingElectron and laser beam welded joints Guidance onquality levels for imperfectionsPart 2: Aluminium and its weldable alloys(ISO 13919-2
11、 : 2001)Page 2EN ISO 13919-2 : 2001Page 3EN ISO 13919-2 : 2001Page 4EN ISO 13919-2 : 2001Page 5EN ISO 13919-2 : 2001Page 6EN ISO 13919-2 : 2001Page 7EN ISO 13919-2 : 2001Page 8EN ISO 13919-2 : 2001Page 9EN ISO 13919-2 : 2001Page 10EN ISO 13919-2 : 2001Page 11EN ISO 13919-2 : 2001Page 12EN ISO 13919-2 : 2001
