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1、BS EN 287-1-2011 焊工资格考试 第1部分：钢BRITISH STANDARD BS EN 287-1:2011 Qualification test of welders Fusion welding Part 1: Steels The European Standard EN 287-1:2011 has the status of a British Standard ICS 25.160.01 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Amd. No. Date Comm
2、ents BS EN 287-1:2011 National foreword This British Standard is the official English language version of EN 287-1:2011. It supersedes BS EN 287-1:2004 which is withdrawn. This standard was originally developed as prEN ISO 9606-1, but the ISO work item was withdrawn after the enquiry stage and the d
3、ocument proceeded to formal vote as a purely European work item. The UK participation in its preparation was entrusted to Technical Committee WEE/36, Qualification of welding procedures and welders, which has the responsibility to: aid enquirers to understand the text; present to the responsible int
4、ernational/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 i
5、ts 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 Electroni
6、c 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 of itself confer immunity from legal obligations. This British Standard
7、was published under the authority of the Standards Policy and Strategy Committee on 31 July 2011 ? BSI 31 July 2011 ISBN 978 0 580 73042 9 Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 40, an inside back cover and a back cover. The BSI c
8、opyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication EUROPEAN STANDARD NORME EUROP?ENNE EUROP?ISCHE NORM EN 287-1 July 2011 ICS 25.160.01 Supersedes EN 287-1:2004English Version Qualification test of welders - Fusion welding - Pa
9、rt 1: Steels Epreuve de qualification des soudeurs - Soudage par fusion - Partie 1 : Aciers Prfung von Schwei?ern - Schmelzschwei?en - Teil 1: St?hle This European Standard was approved by CEN on 16 June 2011. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate
10、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-CENELEC Management Centre or to any CEN member. This European Standa
11、rd 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 CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the natio
12、nal standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerl
13、and and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION C O M I T ? E U R O P ? E N D E N O R M A LI S A T I O N EUR OP ?IS C HES KOM ITEE F?R NOR M UNG Management Centre: Avenue Marnix 17, B-1000 Brussels ? 2011 CEN All rights of exploitation in any form and by any means reserved worldwide f
14、or CEN national Members. Ref. No. EN 287-1:2011: EEN 287-1:2011 (E) 2 Contents Page Foreword .4?Introduction .5?1 Scope .6?2 Normative references .6?3 Terms and definitions .6?4 Reference numbers, symbols and abbreviated terms .8?4.1 General .8?4.2 Reference numbers of welding processes .8?4.3 Symbo
15、ls and abbreviations .9?4.3.1 For test pieces .9?4.3.2 For consumables .9?4.3.3 For other weld details . 10?4.3.4 For bend tests . 10?5 Essential variables and range of qualification . 11?5.1 General . 11?5.2 Welding processes . 11?5.3 Product type . 12?5.4 Type of weld . 12?5.5 Material groups . 13
16、?5.5.1 Steel groups of parent material . 13?5.5.2 Range of qualification . 13?5.6 Filler materials . 14?5.7 Dimensions . 15?5.8 Welding positions . 16?5.9 Weld details . 17?6 Examination and testing . 18?6.1 Examination . 18?6.2 Test pieces . 18?6.3 Welding conditions . 21?6.4 Test methods . 21?6.5
17、Test piece and test specimen . 22?6.5.1 General . 22?6.5.2 Butt weld in plate and pipe . 22?6.5.3 Fillet weld on plate . 23?6.5.4 Fillet weld on pipe . 26?6.6 Test record . 26?7 Acceptance requirements for test pieces . 27?8 Re-tests . 27?9 Period of validity . 27?9.1 Initial qualification . 27?9.2
18、Confirmation of the validity . 27?9.3 Prolongation of qualification . 28?10 Certificate . 28?11 Designation . 28?Annex A (informative) Welders qualification test certificate . 30?Annex B (informative) Designation examples . 31?EN 287-1:2011 (E) 3 B.1 Example 1 . 31?B.2 Example 2 . 31?B.3 Example 3 .
19、 32?B.4 Example 4 . 32?B.5 Example 5 . 33?B.6 Example 6 . 33?B.7 Example 7 . 34?Annex C (informative) Job knowledge . 35?C.1 General . 35?C.2 Requirements . 35?C.2.1 Welding equipment . 35?C.2.2 Welding process . 36?C.2.3 Parent metals . 36?C.2.4 Welding consumables . 36?C.2.5 Safety precautions . 3
20、7?C.2.6 Welding sequences/procedures . 37?C.2.7 Joint preparation and weld representation. 37?C.2.8 Weld imperfections . 37?C.2.9 Welder qualification . 38?Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EC Directive 97/23/EC . 39?Bibliography . 40? EN 287-1:2011 (E) 4 Foreword This