BS EN ISO 10893-9-2011 Non-destructive testing of steel tubes Automated ultrasonic testing for the detection of laminar imperfections in strip plate used for the manufacture of wel.pdf

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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN ISO 10893-9:2011Non-destructive testing of steeltubesPart 9: Automated ultrasonic testing for thedetection of laminar imperfections in strip/plate used for the manufacture

2、of weldedsteel tubes (ISO 10893-9:2011)BS EN ISO 10893-9:2011 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO10893-9:2011. It supersedes BS EN 10246-15:2000 which iswithdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ISE/110

3、, Steel Tubes, and Iron and Steel Fittings.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. BSI 2011ISBN 978 0 580

4、 59037 5ICS 23.040.10; 77.040.20; 77.140.75Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 April 2011.Amendments issued since publicationDate Text affectedEUROP

5、EAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 10893-9 April 2011 ICS 23.040.10; 77.040.20; 77.140.75 Supersedes EN 10246-15:2000English Version Non-destructive testing of steel tubes - Part 9: Automated ultrasonic testing for the detection of laminar imperfections in strip/plate used for the m

6、anufacture of welded steel tubes (ISO 10893-9:2011) Essais non destructifs des tubes en acier - Partie 9: Contrle automatis par ultrasons pour la dtection des ddoublures dans les bandes/tles fortes utilises pour la fabrication des tubes en acier souds (ISO 10893-9:2011)Zerstrungsfreie Prfung von Sta

7、hlrohren - Teil 9: Automatisierte Ultraschallprfung von Band/Blech, das fr die Herstellung geschweiter Stahlrohre eingesetzt wird, zum Nachweis von Dopplungen (ISO 10893-9:2011) This European Standard was approved by CEN on 10 December 2010. CEN members are bound to comply with the CEN/CENELEC Inter

8、nal 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-CENELEC Management Centre or to any

9、CEN member. This European Standard 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 ver

10、sions. CEN members are the national 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, S

11、lovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CE

12、N national Members. Ref. No. EN ISO 10893-9:2011: EBS EN ISO 10893-9:2011EN ISO 10893-9:2011 (E) 3 Foreword This document (EN ISO 10893-9:2011) has been prepared by Technical Committee ISO/TC 17 “Steel“ in collaboration with Technical Committee ECISS/TC 110 “Steel tubes, and iron and steel fittings”

13、 the secretariat of which is held by UNI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2011, and conflicting national standards shall be withdrawn at the latest by October 2011. Attenti

14、on 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 10246-15:2000. According to the CEN/CENELEC Internal Regulations,

15、 the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Net

16、herlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 10893-9:2011 has been approved by CEN as a EN ISO 10893-9:2011 without any modification. BS EN ISO 10893-9:2011ISO 10893-9:2011(E) ISO 2011 All right

17、s reserved iiiContents Page Foreword iv 1 Scope1 2 Normative references1 3 Terms and definitions .1 4 General requirements .2 5 Test method .2 6 Reference sample4 6.1 General .4 6.2 Dimensions of reference standards 4 6.3 Verification of reference standards.4 7 Equipment calibration and checking.5 8

18、 Acceptance 6 9 Test report7 Annex A (normative) Procedure for the determination of the size of laminar imperfections by manual ultrasonic testing8 BS EN ISO 10893-9:2011ISO 10893-9:2011(E) iv ISO 2011 All rights reservedForeword ISO (the International Organization for Standardization) is a worldwid

19、e federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that

20、 committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in ac

21、cordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard req

22、uires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 10893-9 was prepared by Tech

23、nical Committee ISO/TC 17, Steel, Subcommittee SC 19, Technical delivery conditions for steel tubes for pressure purposes. This first edition cancels and replaces ISO 12094:1994, which has been technically revised. ISO 10893 consists of the following parts, under the general title Non-destructive te

24、sting of steel tubes: Part 1: Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of leaktightness Part 2: Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfec

25、tions Part 3: Automated full peripheral flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of longitudinal and/or transverse imperfections Part 4: Liquid penetrant inspection of seamless and welded steel tubes for the detection of su

26、rface imperfections Part 5: Magnetic particle inspection of seamless and welded ferromagnetic steel tubes for the detection of surface imperfections Part 6: Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections Part 7: Digital radiographic testing of the weld

27、 seam of welded steel tubes for the detection of imperfections Part 8: Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections Part 9: Automated ultrasonic testing for the detection of laminar imperfections in strip/plate used for the manufacture of

28、 welded steel tubes Part 10: Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections BS EN ISO 10893-9:2011ISO 10893-9:2011(E) ISO 2011 All rights reserved v Part 11: Automated ult

29、rasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections Part 12: Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes BS EN ISO 10893-9:2011BS EN ISO 10893-9:2011INTERN

30、ATIONAL STANDARD ISO 10893-9:2011(E) ISO 2011 All rights reserved 1Non-destructive testing of steel tubes Part 9: Automated ultrasonic testing for the detection of laminar imperfections in strip/plate used for the manufacture of welded steel tubes 1 Scope This part of ISO 10893 specifies requirement

31、s for the automated ultrasonic testing of strip/plate used in the manufacture of welded tubes for the detection of laminar imperfections carried out in the pipe mill before or during pipe production. NOTE 1 For welded tubes, an alternative ultrasonic testing specification for the detection of lamina

32、r imperfections is available, which can be applied, at the discretion of the manufacturer, by ultrasonic testing of the tubes subsequent to seam welding according to ISO 10893-8. NOTE 2 By agreement between the purchaser and manufacturer, the requirements of this part of ISO 10893 can be applied on

33、strips/plates of SAW tubes in the pipe form after seam welding. This part of ISO 10893 can also be applicable to the testing of strips/plates used in the manufacture of circular hollow sections. 2 Normative references The following referenced documents are indispensable for the application of this d

34、ocument. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 5577, Non-destructive testing Ultrasonic inspection Vocabulary ISO 9712, Non-destructive testing Qualification and certificatio

35、n of personnel ISO 11484, Steel products Employers qualification system for non-destructive testing (NDT) personnel 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 5577 and ISO 11484 and the following apply. 3.1 reference standard standard for the ca

36、libration of non-destructive testing equipment (e.g. drill holes, notches, recesses) 3.2 reference sample sample (e.g. segment of plate/strip) containing the reference standard(s) 3.3 tube hollow long product open at both ends, of any cross-sectional shape BS EN ISO 10893-9:2011ISO 10893-9:2011(E) 2

37、 ISO 2011 All rights reserved3.4 seamless tube tube made by piercing a solid product to obtain a tube hollow, which is further processed, either hot or cold, into its final dimensions 3.5 welded tube tube made by forming a hollow profile from a flat product and welding adjacent edges together, and w

38、hich after welding can be further processed, either hot or cold, into its final dimensions 3.6 manufacturer organization that manufactures products in accordance with the relevant standard(s) and declares the compliance of the delivered products with all applicable provisions of the relevant standar

39、d(s) 3.7 agreement contractual arrangement between the manufacturer and purchaser at the time of enquiry and order 3.8 laminar imperfection imperfection located in the wall thickness and generally parallel to the pipe surfaces NOTE Its extension can be calculated by measuring its outlined area on th

40、e external surface. 4 General requirements 4.1 An ultrasonic test of the strip/plate shall be carried out before or during pipe production in the flat form. 4.2 The strip/plate under test shall be sufficiently free of surface irregularities and foreign matter as to ensure the validity of the test. 4

41、.3 This test shall be carried out by suitable trained operators qualified in accordance with ISO 9712, ISO 11484, or equivalent and supervised by competent personnel nominated by the manufacturer. In the case of third-party inspection, this shall be agreed on by the purchaser and manufacturer. The o

42、perating authorization issued by the employer shall be according to a written procedure. Non-destructive testing (NDT) operations shall be authorized by a level 3 NDT individual approved by the employer. NOTE The definition of levels 1, 2 and 3 can be found in appropriate International Standards, e.

43、g. ISO 9712 and ISO 11484. 5 Test method 5.1 The strip/plate shall be tested using an ultrasonic pulse echo technique for the detection of laminar imperfections, with ultrasound transmitted in the direction normal to the strip/plate surface or using the ultrasonic through-transmission technique at t

44、he discretion of the manufacturer. 5.2 During testing, the strip/plate and the probe assembly shall be moved relative to each other such that the strip/plate surface is scanned along equidistant scan lines parallel or transverse to the principal rolling direction of the strip/plate, with a minimum c

45、overage and a maximum allowable gap between adjacent scanning tracks, as given in Table 1. For the oscillating technique, the minimum coverage shall be half of the values given in Table 1. The relative speed of movement during testing shall not vary by more than 10 %. BS EN ISO 10893-9:2011ISO 10893

46、-9:2011(E) ISO 2011 All rights reserved 3Table 1 Acceptance levels and minimum coverage of the strip/plate and maximum gap between adjacent scanning tracks Acceptance level Minimum coverage % Maximum gap between adjacent scanning tracks mm U1 20 100 U2 10 150 U3 5 200 5.3 The longitudinal strip/plat

47、e edges shall be 100 % ultrasonically tested for the detection of laminar imperfections over a width of at least 15 mm, plus, if appropriate, the total width of edge material which shall be removed from each original strip/plate prior to seam welding, in order to detect the relevant minimum imperfec

48、tion length, Lmin, as given in Table 2. For determining the extent of the laminated suspect area, adjacent suspect areas separated by less than the smaller of the two minor axes of the laminations shall be considered as one lamination. NOTE The longitudinal edges are defined as those parallel to the

49、 principal rolling direction. Table 2 Acceptance levels and minimum detectable and maximum acceptable size of laminar imperfections at strip/plate edges Maximum acceptable size of laminar imperfections Individual dimension Minimum individual size of laminar imperfections that shall be considered Length Length Size (product of length and width) LminLmaxEmaxAcceptance level mm mm mm2Maximum number of laminar imperfectionsaper metre of edge length, where Lminu L u Lmaxand E u EmaxU1 10 20 250 3 U2 20 40 500 4 U3

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