EN 10305-2-2010 6875 Steel tubes for precision applications - Technical delivery conditions - Part 2 Welded cold drawn tubes《精密装置用钢管 交货技术条件 第2部分 焊接冷拉管》.pdf

1、BS EN10305-2:2010ICS 77.140.75NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDSteel tubes forprecision applications Technical deliveryconditionsPart 2: Welded cold drawn tubesCopyright European Committee for Standardization Provided by IHS under license with CEN

2、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-This British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 28 February2010. BSI 2010ISBN 978 0 580 67395 5Amendments/corrigenda issued since publicationDate CommentsBS EN 103

3、05-2:2010National forewordThis British Standard is the UK implementation of EN 10305-2:2010. Itsupersedes BS EN 10305-2:2002 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ISE/110, Steel Tubes, and Iron and Steel Fittings.A list of organizations repres

4、ented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom legal obligations.Copyright Europ

5、ean Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 10305-2:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10305-2 January 2010 ICS 77.140.75 Supersedes EN 10305-2:2002English Versi

6、on Steel tubes for precision applications - Technical delivery conditions - Part 2: Welded cold drawn tubes Tubes de prcision en acier - Conditions techniques de livraison - Partie 2: Tubes souds tirs froid Przisionsstahlrohre - Technische Lieferbedingungen - Teil 2: Geschweite kaltgezogene Rohre Th

7、is European Standard was approved by CEN on 22 November 2009. 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 standard without any alteration. Up-to-date lists and bibliographical refe

8、rences concerning such national standards may be obtained on application to the CEN Management Centre or to any 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

9、 into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland,

10、Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-

11、1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10305-2:2010: ECopyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without

12、license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions .54 Symbols 65 Classification and designation .65.1 Classification 65.2 Designation 66 Information to be supplied by the purchaser .66.1 Mandatory information

13、 66.2 Options .66.3 Example of an order 77 Manufacturing process .87.1 Steelmaking process .87.2 Tube manufacture and delivery conditions 88 Requirements .88.1 General 88.2 Chemical composition 98.3 Mechanical properties 108.4 Appearance and internal soundness 118.5 Dimensions and tolerances . 119 I

14、nspection 169.1 Types of inspection 169.2 Inspection documents 169.3 Summary of inspection and testing 1710 Sampling 1810.1 Test unit . 1810.2 Preparation of samples and test pieces . 1811 Test methods . 1911.1 Tensile test 1911.2 Flattening test . 1911.3 Drift expanding test 2011.4 Dimensional insp

15、ection . 2011.5 Roughness measurement 2011.6 Visual examination . 2011.7 Non-destructive testing 2111.8 Retests, sorting and reprocessing 2112 Marking 2113 Protection and packaging 21Bibliography . 23Copyright European Committee for Standardization Provided by IHS under license with CENNot for Resal

16、eNo reproduction or networking permitted without license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 3 Foreword This document (EN 10305-2:2010) 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 Europ

17、ean Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July 2010, and conflicting national standards shall be withdrawn at the latest by July 2010. Attention is drawn to the possibility that some of the elements o

18、f 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 10305-2:2002. EN 10305, Steel tubes for precision applications Technical delivery conditions, consists of the following par

19、ts: Part 1: Seamless cold drawn tubes Part 2: Welded cold drawn tubes Part 3: Welded cold sized tubes Part 4: Seamless cold drawn tubes for hydraulic and pneumatic power systems Part 5: Welded cold sized square and rectangular tubes Part 6: Welded cold drawn tubes for hydraulic and pneumatic power s

20、ystems According to the CEN/CENELEC Internal Regulations, 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,

21、Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or network

22、ing permitted without license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 4 1 Scope This European Standard specifies the technical delivery conditions for welded cold drawn steel tubes of circular cross section for precision applications with specified outside diameter D 150 mm. NOTE This doc

23、ument may also be applied to other types of cross section. Tubes according to this document are characterized by having precisely defined tolerances on dimensions and a specified maximum surface roughness. Typical fields of application are in the automotive, furniture and general engineering industr

24、ies. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 10020:2000, Defini

25、tion and classification of grades of steel EN 10021:2006, 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 10052:1993, Vocabulary of heat treatment terms for

26、ferrous products EN 10168, Steel products Inspection documents List of information and description EN 10204, Metallic products Types of inspection documents EN 10246-11), Non-destructive testing of steel tubes Part 1: Automatic electromagnetic testing of seamless and welded (except submerged arc-wel

27、ded) ferromagnetic steel tubes for verification of hydraulic leak-tightness EN 10246-32), Non-destructive testing of steel tubes Part 3: Automatic eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfections EN 10246-53), Non-destructive te

28、sting of steel tubes Part 5: Automatic full peripheral magnetic transducer/flux leakage testing of seamless and welded (except submerged arc welded) ferromagnetic steel tubes for the detection of longitudinal imperfections 1) Under revision to become EN ISO 10893-1, Non-destructive testing of steel

29、tubes Part 1: Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leak-tightness instead of the hydrostatic test (ISO/DIS 10893-1:2009). 2) Under revision to become EN ISO 10893-2, Non-destructive testing of steel tubes

30、 Part 2: Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfections (ISO/DIS 10893-2:2009). 3) Under revision to become EN ISO 10893-3, Non-destructive testing of steel tubes Part 3: Automated full peripheral flux leakage testin

31、g of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of longitudinal and/or transversal imperfections (ISO/DIS 10893-3:2009). Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networki

32、ng permitted without license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 5 EN 10246-74), Non-destructive testing of steel tubes Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc welded) tubes for the detection of longitudinal imperfections EN 10

33、256, Non-destructive testing of steel tubes Qualification and competence of level 1 and 2 non-destructive testing personnel EN 10266:2003, Steel tubes, fittings and structural hollow sections Symbols and definitions of terms for use in product standards EN ISO 377, Steel and steel products Location

34、and preparation of samples and test pieces for mechanical testing (ISO 377:1997) EN ISO 2566-1, Steel Conversion of elongation values Part 1: Carbon and low alloy steels (ISO 2566-1:1984) EN ISO 4287, Geometrical product specifications (GPS) Surface texture: Profile method Terms, definitions and sur

35、face texture parameters (ISO 4287:1997) EN ISO 6892-1, Metallic materials Tensile testing Part 1: Method of test at room temperature (ISO 6892-1:2009) EN ISO 8492, Metallic materials Tube Flattening test (ISO 8492:1998) EN ISO 8493, Metallic materials Tube Drift expanding test (ISO 8493:1998) 3 Term

36、s and definitions For the purposes of this document, the terms and definitions given in EN 10020:2000, EN 10021:2006, EN 10052:1993, EN 10266:2003 and the following apply. 3.1 employer organization for which a person works on a regular basis NOTE The employer can be either the tube manufacturer or a

37、 third party organization providing non-destructive testing (NDT) services. 3.2 manufacturer party to produce and to deliver tubes in accordance with this document NOTE Where tubes are delivered by a supplier, see EN 10021:2006, Clause 6. 3.3 imperfection discontinuity in the wall or on the pipe sur

38、faces detectable by methods described in this document NOTE Imperfections with a size complying with the acceptance criteria specified in this document are considered to have no practical implication on the intended use of the product. 3.4 defect imperfection of a size not complying with the accepta

39、nce criteria specified in this document 4) Under revision to become EN ISO 10893-10, 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 transversal impe

40、rfections (ISO/DIS 10893-10:2009). Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 6 NOTE Defects are considered to adversely affect or limi

41、t the intended use of the product. 3.5 parent coil coil originating from the hot rolling process prior to any further operation (pickling, slitting, cold rolling or coating) 4 Symbols For the purposes of this document, the symbols in EN 10266:2003 apply. NOTE For tubes specified by the outside diame

42、ter and by the inside diameter, “T“ is the specified or the calculated wall thickness in this document. 5 Classification and designation 5.1 Classification In accordance with the classification system in EN 10020 the steel grades given in Table 2 are non-alloy quality steels. 5.2 Designation For the

43、 tubes covered by this document the steel designation consists of the number of this document (EN 10305-2) plus either: a) the steel name in accordance with EN 10027-1; or b) the steel number in accordance with EN 10027-2. 6 Information to be supplied by the purchaser 6.1 Mandatory information The f

44、ollowing information shall be obtained by the manufacturer at the time of enquiry and order: a) quantity (mass or total length or number); b) term “tube“; c) dimensions (see 8.5); d) steel designation (see 5.2); e) delivery condition (see 7.2.2); f) type of tube length and, where applicable, the len

45、gth (see 8.5.2). 6.2 Options A number of options are specified in this document 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 tubes shall be supplied in accordance with the basic specificat

46、ion (see 6.1). Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-BS EN 10305-2:2010EN 10305-2:2010 (E) 7 1) specification of a steel grade not specified in this document (see 8.2);

47、 2) suitability for hot-dip galvanizing (see 8.2); 3) surface condition for further processing (see 8.4.1); 4) measurement of surface roughness (see 8.4.3); 5) specific surface roughness (see 8.4.3); 6) tube surfaces free from not easily removable substances (see 8.4.6); 7) non-destructive testing f

48、or the detection of longitudinal imperfections (see 8.4.7); 8) non-destructive testing for verification of leak-tightness (see 8.4.7); 9) specification of a cross section other than circular (see 8.5.1.1); 10) reduced diameter tolerances (see 8.5.1.2); 11) unilateral diameter tolerances (see 8.5.1.2); 12) reduced eccentricity (see 8.5.1.3); 13) reduced wall thickness tolerance (see 8.5.1.4); 14) unilateral wall thi