BS EN 10217-7-2014 Welded steel tubes for pressure purposes Technical delivery conditions Stainless steel tubes《压力用途焊接钢管 交货技术条件 不锈钢管》.pdf

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1、BSI Standards PublicationBS EN 10217-7:2014Welded steel tubes for pressurepurposes Technical deliveryconditionsPart 7: Stainless steel tubesBS EN 10217-7:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 10217-7:2014. It supersedes BS EN 10217-7:2005 which is

2、 withdrawn.The UK participation in its preparation was entrusted to Technical Committee ISE/110, Steel Tubes, and Iron and Steel Fittings.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary p

3、rovisions of a contract. Users are responsible for its correct application. The British Standards Institution 2014.Published by BSI Standards Limited 2014ISBN 978 0 580 68651 1 ICS 23.040.10; 77.140.75 Compliance with a British Standard cannot confer immunity from legal obligations.This British Stan

4、dard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2014.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10217-7 October 2014 ICS 23.040.10; 77.140.75 Supersedes EN 10217-7:

5、2005English Version Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes Tubes souds en acier pour service sous pression - Conditions techniques de livraison - Partie 7: Tubes en aciers inoxydables Geschweite Stahlrohre fr Druckbeanspruchungen - Te

6、chnische Lieferbedingungen - Teil 7: Rohre aus nichtrostenden Sthlen This European Standard was approved by CEN on 6 September 2014. 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 sta

7、ndard 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 Standard exists in three official versions (English, French, German). A version in

8、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 national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Re

9、public, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPE

10、AN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10217-7:2014 EBS E

11、N 10217-7:2014EN 10217-7:2014 (E) 2 Contents Foreword 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6 4 Symbols 7 5 Classification and designation . 7 5.1 Classification 7 5.2 Designation 7 6 Information to be supplied by the purchaser . 7 6.1 Mandatory information 7 6.2 Options . 7

12、 6.3 Examples of an order 9 7 Manufacturing process . 9 7.1 Steelmaking process . 9 7.2 Tube manufacture and delivery conditions 9 8 Requirements . 11 8.1 General 11 8.2 Chemical composition 12 8.3 Mechanical properties . 15 8.4 Corrosion resistance . 21 8.5 Appearance and internal soundness . 21 8.

13、6 Straightness . 22 8.7 Preparation of ends . 22 8.8 Dimensions, masses and tolerances . 23 9 Inspection . 25 9.1 Type of inspection . 25 9.2 Inspection documents . 25 9.3 Summary of inspection and verification testing 26 10 Sampling . 26 10.1 Test unit 26 10.2 Preparation of samples and test pieces

14、 28 11 Verification test methods 29 11.1 Chemical analysis 29 11.2 Tensile test on the base material . 29 11.3 Transverse tensile test on the weld . 30 11.4 Technological tests . 30 11.5 Weld bend test . 31 11.6 Impact test 31 11.7 Intergranular corrosion test 32 11.8 Leak tightness test 32 11.9 Dim

15、ensional inspection 33 11.10 Visual examination 33 11.11 Non-destructive testing . 33 11.12 Material identification 33 11.13 Retests, sorting and reprocessing . 34 12 Marking . 34 12.1 Marking to be applied 34 12.2 Additional marking 34 13 Handling and packaging . 34 Annex A (informative) Technical

16、changes from the previous edition 35 A.1 Introduction 35 BS EN 10217-7:2014EN 10217-7:2014 (E) 3 A.2 Technical changes . 35 Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 97/23/EC 36 BS EN 10217-7:2014EN 10217-7:2014 (E) 4 Foreword T

17、his document (EN 10217-7:2014) has been prepared by Technical Committee ECISS/TC 110 “Steel tubes, and iron and steel fittings”, 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 endorsem

18、ent, at the latest by April 2015 and conflicting national standards shall be withdrawn at the latest by April 2015. Attention 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 a

19、ny or all such patent rights. This document supersedes EN 10217-7:2005. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive 97/23/EC. For relationship with EU Directive, s

20、ee informative Annex ZA, which is an integral part of this document. This European Standard consists of the following parts, under the general title Welded steel tubes for pressure purposes Technical delivery conditions: Part 1: Electric welded and submerged arc welded non-alloy steel tubes with spe

21、cified room temperature properties Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties Part 3: Electric welded and submerged arc welded alloy fine grain steel tubes with specified room, elevated and low temperature properties Part 4 : Electric welde

22、d non-alloy and alloy steel tubes with specified low temperature properties Part 5: Submerged arc welded non-alloy and alloy steel tubes with specified elevated temperature properties Part 6: Submerged arc welded non-alloy steel tubes with specified low temperature properties Part 7: Stainless steel

23、 tubes Another European Standard series covering tubes for pressure purposes is: EN 10216, Seamless steel tubes for pressure purposes. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Aus

24、tria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Swed

25、en, Switzerland, Turkey and the United Kingdom. BS EN 10217-7:2014EN 10217-7:2014 (E) 5 1 Scope This Part of EN 10217 specifies the technical delivery conditions in two test categories for welded tubes of circular cross-section made of austenitic and austenitic-ferritic stainless steel which are int

26、ended for pressure and corrosion resisting purposes at room temperature, at low temperatures or at elevated temperatures. NOTE Once this standard is published in the Official Journal of the European Union (OJEU) under Directive 97/23/EC, pressure equipment directive, presumption of conformity to the

27、 Essential Safety Requirements (ESR) of Directive 97/23/EC is limited to technical data of materials in this standard and does not presume adequacy of the material to a specific item of equipment. Consequently, the assessment of the technical data stated in this material standard against the design

28、requirements of this specific item of equipment to verify that the ESRs of the Pressure Equipment Directive are satisfied, needs to be done by the designer or manufacturer of the pressure equipment, taking also into account the subsequent manufacturing processes which may affect properties of the ba

29、se materials. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (inclu

30、ding any amendments) applies. EN 10020, Definition and classification of grades of steel EN 10021, General technical delivery conditions for steel products EN 10027-1, Designation systems for steels - Part 1: Steel names EN 10027-2, Designation systems for steels - Part 2: Numerical system EN 10028-

31、7:2007, Flat products made of steels for pressure purposes - Part 7: Stainless steels EN 10052, Vocabulary of heat treatment terms for ferrous products EN 10088-1, Stainless steels - Part 1: List of stainless steels EN 10168:2004, Steel products - Inspection documents - List of information and descr

32、iption EN 10204:2004, Metallic products - Types of inspection documents EN 10266, Steel tubes, fittings and structural hollow sections - Symbols and definitions of terms for use in product standards CEN/TR 10261, Iron and steel - European standards for the determination of chemical composition EN IS

33、O 148-1:2010, Metallic materials - Charpy pendulum impact test - Part 1: Test method (ISO 148-1:2009) EN ISO 377:2013, Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377:2013) EN ISO 1127, Stainless steel tubes - Dimensions, tolerances and

34、conventional masses per unit length (ISO 1127) EN ISO 2566-2, Steel - Conversion of elongation values - Part 2: Austenitic steels (ISO 2566-2) EN ISO 3651-2:1998, Determination of resistance to intergranular corrosion of stainless steels - Part 2: Ferritic, austenitic and ferritic-austenitic (duplex

35、) stainless steels - Corrosion test in media containing sulfuric acid (ISO 3651-2:1998) EN ISO 5173:2010, Destructive tests on welds in metallic materials - Bend tests (ISO 5173:2009) EN ISO 6892-1:2009, Metallic materials - Tensile testing - Part 1: Method of test at room temperature (ISO 6892-1:20

36、09) BS EN 10217-7:2014EN 10217-7:2014 (E) 6 EN ISO 6892-2:2011, Metallic materials - Tensile testing - Part 2: Method of test at elevated temperature (ISO 6892-2:2011) EN ISO 8492:2013, Metallic materials - Tube - Flattening test (ISO 8492:2013) EN ISO 8493:2004, Metallic materials - Tube - Drift-ex

37、panding test (ISO 8493:1998) EN ISO 8495:2013, Metallic materials - Tube - Ring-expanding test (ISO 8495:2013) EN ISO 8496:2013, Metallic materials - Tube - Ring tensile test (ISO 8496:2013) EN ISO 9712:2012, Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2012)

38、EN ISO 10893-1, Non-destructive testing of steel tubes - Part 1: Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness (ISO 10893-1) EN ISO 10893-2, Non-destructive testing of steel tubes - Part 2: Automated

39、 eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfections (ISO 10893-2) EN ISO 10893-6, Non-destructive testing of steel tubes - Part 6: Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections (ISO

40、 10893-6) EN ISO 10893-7, Non-destructive testing of steel tubes - Part 7: Digital radiographic testing of the weld seam of welded steel tubes for the detection of imperfections (ISO 10893-7) EN ISO 10893-8, Non-destructive testing of steel tubes - Part 8: Automated ultrasonic testing of seamless an

41、d welded steel tubes for the detection of laminar imperfections (ISO 10893-8) EN ISO 10893-9, Non-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 (ISO 10893-9) EN ISO 10

42、893-10, Non-destructive testing of 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 (ISO 10893-10) EN ISO 10893-11, Non-destructive testing of steel t

43、ubes - Part 11: Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections (ISO 10893-11) EN ISO 14284:2002, Steel and iron - Sampling and preparation of samples for the determination of chemical composition (ISO 14284:1996)

44、ISO 11484:2009, Steel products Employers qualification system for non-destructive testing (NDT) personnel ISO 857-1:1998, Welding and allied processes Vocabulary Part 1: Metal welding processes 3 Terms and definitions For the purpose of this document, the terms and definitions given in EN 10020, EN

45、10021, EN 10052 and EN 10266 and the following apply. 3.1 test category classification that indicates the extent and level of inspection and testing 3.2 employer organization for which a person works on a regular basis Note 1 to entry: The employer may be either the tube manufacturer or supplier or

46、a third party organization providing Non- Destructive Testing (NDT) services. BS EN 10217-7:2014EN 10217-7:2014 (E) 7 4 Symbols For the purpose of this document, the symbols given in EN 10266 and the following apply. TC test category. NOTE See also Table 2 for symbols of the delivery condition. 5 Cl

47、assification and designation 5.1 Classification According to the classification system in EN 10020, the steel grades are classified as: austenitic steels (corrosion resisting); austenitic-ferritic steels. 5.2 Designation For the tubes covered by this Part of EN 10217 the steel designation consists o

48、f: the number of this Part of EN 10217 (EN 10217-7); plus either: the steel name according to EN 10027-1; or: the steel number allocated according to EN 10027-2. 6 Information to be supplied by the purchaser 6.1 Mandatory information The following information shall be supplied by the purchaser at th

49、e time of enquiry and order: a) the quantity (mass or total length or number); b) the term “tube“; c) the dimensions (outside diameter D and wall thickness T) (see 8.8.1); d) the designation of the steel grade according to this Part of EN 10217 (see 5.2); e) the test category (see 9.3). 6.2 Options A number of options are specified in this Part of EN 10217 and these are listed below. In the event that the purchaser does not indicate a wish to implement any of these options at the time of enquiry and order, the tube shall be supplied in accordance with the ba