BS 1723-4-1988 Brazing.Part 4 Methods for specifying brazing procedure&operator approval testing
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ID： |
0923E96DDC4A496BBF5647000FA4BF26 |
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文件大小(MB)： |
0.28 |
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页数： |
21 |
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日期： |
2013-6-4 |
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Licensed Copy: opu-jwb94 opu-jwb94, Open University The JISC, 01 November 2004, Uncontrolled Copy, (c) BSI,British Standard,A single copy of this British Standard is licensed to,opu-jwb94 opu-jwb94,01 November 2004,This is an uncontrolled copy. Ensure use of the most,current version of this document by searching British,Standards Online at bsonline.techindex.co.uk,BRITISH STANDARD BS 1723-4:,1988,Brazing —,Part 4: Methods for specifying brazing,procedure and operator approval,testing,UDC 621.791.36,Licensed Copy: opu-jwb94 opu-jwb94, Open University The JISC, 01 November 2004, Uncontrolled Copy, (c) BSI,BS 1723-4:1988,This British Standard, having,been prepared under the direction,of the Welding Standards,Committee, was published under,the authority of the Board of BSI,and comes into effect on,30 December 1988,. BSI 03-1999,The following BSI references,relate to the work on this,standard:,Committee reference WEE/19,Draft for comment 86/77418 DC,ISBN 0 580 16721 6,Committees responsible for this,British Standard,The preparation of this British Standard was entrusted by the Welding,Standards Committee (WEE/-) to Technical Committee WEE/19, upon which,the following bodies were represented:,BNF Metals Technology Centre,British Association for Brazing and Soldering,British Non-Ferrous Metals Federation,Electricity Supply Industry in England and Wales,Heating and Ventilating Contractors’ Association,Institute of Refrigeration,Joint Industry Board for Plumbing Mechanical Engineering Services in,England and Wales,Plumbing Trades Union,Society of British Aerospace Companies Limited,Welding Institute,Coopted member,Amendments issued since publication,Amd. No. Date of issue Comments,Licensed Copy: opu-jwb94 opu-jwb94, Open University The JISC, 01 November 2004, Uncontrolled Copy, (c) BSI,BS 1723-4:1988,. BSI 03-1999 i,Contents,Page,Committees responsible Inside front cover,Foreword ii,Section 1. General,1.1 Scope 1,1.2 Definitions 1,Section 2. Method for specifying approval testing of brazing,procedures for brazing various parent materials,2.1 General 3,2.2 Items to be specified in a brazing procedure test 3,2.3 Changes affecting approval 4,2.4 Extent of approval 4,2.5 Test samples 5,2.6 Examination and testing 5,2.7 Statement of results 5,Section 3. Method for specifying approval testing of brazing,operators working to approved brazing procedures,3.1 General 6,3.2 Information to be given to the brazing operator 6,3.3 Items to be recorded 6,3.4 Changes not affecting approval 6,3.5 Extent of approval 6,3.6 Test samples 6,3.7 Submission of test sample 7,3.8 Examination and testing 7,3.9 Statement of results 7,Section 4. Method for specifying approval testing of brazing,operators when brazing procedure approval is not required,4.1 Information to be given to the brazing operator 8,4.2 Reapproval of the brazing operator 8,4.3 Test samples 8,4.4 Submission of test sample 8,4.5 Assessment of test samples 8,4.6 Statement of results 8,Appendix A Recommended record of approval test of brazing,procedure: BS 1723-4 10,Appendix B Recommended record of approval test of brazing,procedure test results 11,Appendix C Recommended record of brazing operator approval 12,Appendix D Fundamental brazing positions 13,Appendix E Recommended record of statement of continuity of,brazing operator approval 14,Figure 1 — Test sample for manual torch brazing 9,Figure 2 — Horizontal position 13,Figure 3 — Vertical position, down flow 13,Figure 4 — Vertical position, up flow 14,Figure 5 — Vertical position, horizontal flow 14,Publications referred to Inside back cover,Licensed Copy: opu-jwb94 opu-jwb94, Open University The JISC, 01 November 2004, Uncontrolled Copy, (c) BSI,BS 1723-4:1988,ii . BSI 03-1999,Foreword,This Part of BS 1723 has been prepared under the direction of the Welding,Standards Committee. BS 1723 was originally published as one standard, but,this revision has been divided into four Parts as follows:,— Part 1: Specification for brazing;,— Part 2: Guide to brazing;,— Part 3: Methods for non-destructive and destructive testing;,— Part 4: Methods for specifying brazing procedure and operator approval,testing.,This format has allowed the aspects covered in the guide (see BS 1723-2) to be,widened and approvals (both procedure and operator) and methods of testing are,included for the first time. Part 4 of the standard includes approval testing of,brazing operators and procedure approval for brazing various parent materials.,The latter having a bearing on the former. The brazing operator test approval also,calls upon the non-destructive and destructive tests specified in BS 1723-3.,This Part of BS 1723 cover……
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