BS EN 10246.7-1996钢管的无损检验 第7部分:用于无缝和焊接铁磁钢管(埋弧焊接除外)长度误差检测的自动超声波检验.pdf
《BS EN 10246.7-1996钢管的无损检验 第7部分:用于无缝和焊接铁磁钢管(埋弧焊接除外)长度误差检测的自动超声波检验.pdf》由会员分享,可在线阅读,更多相关《BS EN 10246.7-1996钢管的无损检验 第7部分:用于无缝和焊接铁磁钢管(埋弧焊接除外)长度误差检测的自动超声波检验.pdf(14页珍藏版)》请在三一文库上搜索。
1、BRITISH STANDARD BS EN 10246-7:1996 Non-destructive testing of steel tubes Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc welded) steel tubes for the detection of longitudinal imperfections The European Standard EN 10246-7:1996 has the status of a B
2、ritish Standard ICS 23.040.10 钢管的无损检验 弧焊接除外)长度误差检测的自动超声波 检验 第 7 部分:用于无缝和焊接铁磁钢管(埋 BS EN 10246-7:1996 This British Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 July 1996 BSI 02-1
3、999 The following BSI references relate to the work on this standard: Committee reference ISE/73 Draft for comment 91/37479 DC ISBN 0 580 25876 9 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee ISE/73, Steels for pressure
4、 purposes, upon which the following bodies were represented: Associated Offices Technical Committee BEAMA Ltd. British Compressed Air Society British Forging Industry Association British Gas plc British Steel Industry Electricity Supply Industry in England and Wales Engineering Equipment and Materia
5、ls Users Association Lloyds Register of Shipping Power Generation Contractors Association (BEAMA Ltd.) Process Plant Association The Welding Institute Co-opted members The following bodies were also represented in the drafting of the standard, through subcommittees and panels: British Fluid Power As
6、sociation British Gas British Stainless Steel Association British Welded Steel Tube Association Confederation of British Industry Electricity Association Energy Industries Council Seamless Steel Tube Association Amendments issued since publication Amd. No.DateComments BS EN 10246-7:1996 BSI 02-1999i
7、 Contents Page Committees responsibleInside front cover National forewordii Foreword2 Text of EN 10246-73 BS EN 10246-7:1996 ii BSI 02-1999 National foreword This British Standard has been prepared by Technical Committee ISE/73 and is the English language version of EN 10246-7:1996, published by the
8、 European Committee for Standardization (CEN). This British Standard contains elements of BS 3889 Non-destructive testing of pipes and tubes Part 1:1983 Methods of automatic ultrasonic testing for the detection of imperfections in wrought steel tubes. A complete list of the Parts of EN 10246 is give
9、n in Annex A of this standard. When all relevant Parts have been published, BS 3889-1:1983 will be withdrawn. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British
10、 Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 9 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorp
11、orated. This will be indicated in the amendment table on the inside front cover. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10246-7 March 1996 ICS 23.040.10 Descriptors: Metal tubes, steel tubes, welded tubes, seamless tubes, non-destructive tubes, ultrasonic tests, inspection, leak-tightn
12、ess English version Non-destructive testing of steel tubes Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc welded) steel tubes for the detection of longitudinal imperfections Essais non destructifs des tubes en acier Partie 7: Contrle automatique par
13、 ultrasons sur toute la circonfrence pour la dtection des imperfections longitudinales des tubes en acier sans soudure et souds (sauf larc immerg sous flux en poudre) Zerstrungsfreie Prfung von Stahlrohren Teil 7: Automatische Ultraschallprfung nahtloser und geschweiter (ausgenommen unterpulvergesch
14、weiter) Stahlrohre ber den gesamten Rohrumfang zum Nachweis von Lngsfehlern This European Standard was approved by CEN on 1995-12-28. 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 st
15、andard 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
16、 language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ir
17、eland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1996 Copyright reserved to CEN mem
18、bers Ref. No. EN 10246-7:1996 E EN 10246-7:1996 BSI 02-1999 2 Foreword This European Standard has been prepared by Technical Committee ECISS/TC 29, Steel tubes and fittings for steel tubes, the secretariat of which is held by UNI. This European Standard shall be given the status of a national standa
19、rd, either by publication of an identical text or by endorsement, at the latest by September 1996, and conflicting standards shall be withdrawn at the latest by September 1996. According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: A
20、ustria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Contents Page Foreword2 1Scope3 2General requirements3 3Method of test3 4Reference standards3 5Dimensions of reference notche
21、s4 6Equipment calibration and checking5 7Acceptance5 8Test reporting6 Annex A (informative) Table of Parts of EN 10246 Non-destructive testing of steel tubes7 Annex B (normative) Testing of tubes having an outside diameter-to-thickness ratio less than five8 Annex C (normative) Manual ultrasonic test
22、ing of untested ends/suspect areas8 Figure 1 Reference notch forms4 Figure B.1 Mode transformed compression wave adaptation of shear wave testing8 Table 1 Acceptance level designation and corresponding reference notch depth4 Table 2 Minimum notch depth categories4 Table B.1 Ratios8 EN 10246-7:1996 B
23、SI 02-19993 1 Scope This Part of EN 10246 specifies the requirements for automatic full peripheral ultrasonic shear wave testing of seamless and welded steel tubes, with the exception of submerged arc-weld (SAW) tubes, for the detection of longitudinal imperfections according to six different accept
24、ance levels (see Table 1 and associated notes). This Part of EN 10246 is applicable to the inspection of tubes with an outside diameter greater than 10 mm, and with an outside diameter-to-thickness ratio equal to or greater than five. For tubes with an outside diameter-to-thickness ratio less than f
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