DIN EN 10305-3-2016 en 2450 Steel tubes for precision applications - Technical delivery conditions - Part 3 Welded cold sized tubes German version EN 10305-3 2016《精密装置用钢管 交货技术条件 第3.pdf

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1、August 2016 English price group 13No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 77.140.75!%Y.F“2541135www.din.deD

2、IN EN 10305-3Steel tubes for precision applications Technical delivery conditions Part 3: Welded cold sized tubes;English version EN 10305-3:2016,English translation of DIN EN 10305-3:2016-08Przisionsstahlrohre Technische Lieferbedingungen Teil 3: Geschweite magewalzte Rohre;Englische Fassung EN 103

3、05-3:2016,Englische bersetzung von DIN EN 10305-3:2016-08Tubes de prcision en acier Conditions techniques de livraison Partie 3: Tubes souds calibrs froid;Version anglaise EN 10305-3:2016,Traduction anglaise de DIN EN 10305-3:2016-08SupersedesDIN EN 10305-3:2010-05www.beuth.deDTranslation by DIN-Spr

4、achendienst.In case of doubt, the German-language original shall be considered authoritative.Document comprises 26 pages 07.16 DIN EN 10305-3:2016-082 A comma is used as the decimal marker. National foreword This document (EN 10305-3:2016) has been prepared by Technical Committee ECISS/TC 110 “Steel

5、 tubes, and iron and steel fittings” (Secretariat: UNI, Italy). The responsible German body involved in its preparation was DIN-Normenausschuss Eisen und Stahl (DIN Standards Committee Iron and Steel), Working Committee NA 021-00-09-09 UA Przisionsstahlrohre. This European Standard specifies technic

6、al delivery conditions for welded cold-sized tubes which are characterized by having precisely defined tolerances on dimensions, a specified surface roughness and defined mechanical properties. Amendments This standard differs from DIN EN 10305-3:2010-05 as follows: a) the references have been updat

7、ed; b) the options have been renumbered in such a way that the number of options are now the same throughout all parts; c) steel grades E460, E500, E550, E600 and E700 have been added; d) the standard has been editorially revised. Previous editions DIN 2394: 1938-07, 1942-10, 1997-07 DIN 2394-1: 198

8、2-08, 1994-09 DIN 2394-2: 1981-08, 1994-09 DIN EN 10305-3: 2003-02, 2010-05 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10305-3 March 2016 ICS 77.140.75 Supersedes EN 10305-3:2010English Version Steel tubes for precision applications - Technical delivery conditions - Part 3: Welded cold siz

9、ed tubes Tubes de prcision en acier - Conditions techniques de livraison - Partie 3 : Tubes souds calibrs froid Przisionsstahlrohre - Technische Lieferbedingungen -Teil 3: Geschweite magewalzte Rohre This European Standard was approved by CEN on 18 January 2016. CEN members are bound to comply with

10、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 references concerning such national standards may be obtained on application to the CEN-CENELEC Managem

11、ent 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 into its own language and notified to the CEN-CENELEC Management Centre has the same statu

12、s as the official versions. CEN members are the national standards bodies of Austria, 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,

13、 Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey andUnited Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CEN Al

14、l rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10305-3:2016 EEN 10305-3:2016 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6 4 Symbols . 7 5 Classification and Designation . 7 5.1

15、 Classification . 7 5.2 Designation 7 6 Information to be supplied by the purchaser . 7 6.1 Mandatory information 7 6.2 Options 7 6.3 Example of an order . 8 7 Manufacturing process 9 7.1 Steelmaking process 9 7.2 Tube manufacture and delivery conditions 9 8 Requirements 10 8.1 General . 10 8.2 Chem

16、ical composition 10 8.3 Mechanical properties 12 8.4 Appearance and internal soundness. 13 8.5 Dimensions and tolerances 14 8.5.1 Outside diameter and wall thickness 14 8.5.2 Lengths . 16 8.5.3 Straightness 17 8.5.4 Preparation of ends . 17 9 Inspection . 17 9.1 Types of inspection 17 9.2 Inspection

17、 documents 17 9.2.1 Types of inspection documents. 17 9.2.2 Content of inspection documents . 18 9.3 Summary of inspection and testing . 18 10 Sampling 19 10.1 Test unit . 19 10.2 Preparation of samples and test pieces . 20 10.2.1 Location, orientation and preparation of samples and test pieces for

18、mechanical tests . 20 10.2.2 Test pieces for roughness measurement . 20 11 Test methods . 20 11.1 Tensile test . 20 11.2 Flattening test 20 11.3 Drift expanding test . 21 DIN EN 10305-3:2016-08 EN 10305-3:2016 (E) 3 11.4 Dimensional inspection 22 11.5 Roughness measurement 22 11.6 Visual examination

19、 22 11.7 Non-destructive testing 22 11.7.1 Testing for longitudinal imperfections . 22 11.7.2 Leak-tightness 22 11.7.3 Testing of transverse welds for imperfections 22 11.8 Retests, sorting and reprocessing. 22 12 Marking 22 13 Protection and packaging 23 Bibliography . 24 DIN EN 10305-3:2016-08EN 1

20、0305-3:2016 (E) 4 European foreword This document (EN 10305-3:2016) 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

21、 of an identical text or by endorsement, at the latest by September 2016 and conflicting national standards shall be withdrawn at the latest by September 2016. 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 sha

22、ll not be held responsible for identifying any or all such patent rights. This document supersedes EN 10305-3:2010. In comparison with the previous edition, the following technical changes have been made: a) References were adapted; b) The options were renumbered in such a way that now throughout al

23、l parts the number of options are the same; c) Addition of steel grades E460, E500, E550, E600 and E700; d) Editorial updates. EN 10305, Steel tubes for precision applications - Technical delivery conditions consists of the following parts: Part 1: Seamless cold drawn tubes Part 2: Welded cold drawn

24、 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 systems According to the CEN-CENELEC Internal Regulations, the n

25、ational standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,

26、Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 10305-3:2016-08 EN 10305-3:2016 (E) 5 1 Scope This European Standard specifies the technical delivery conditions for welded cold sized s

27、teel tubes of circular cross section for precision applications with specified outside diameter D 193,7 mm. This document may also be applied to other types (excluding square and rectangular) of cross section. Tubes according to this document are characterized by having precisely defined tolerances

28、on dimensions and a specified maximum surface roughness. Typical fields of application are in the vehicle, furniture and general engineering industries. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its appl

29、ication. 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, Definition and classification of grades of steel EN 10021:2006, General technical delivery conditions for steel prod

30、ucts 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 ferrous products EN 10168, Steel products - Inspection documents - List of information and description EN

31、10204, Metallic products - Types of inspection documents 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 and preparation of samples and test pieces for mechanical testi

32、ng (ISO 3773) EN ISO 2566-1, Steel - Conversion of elongation values - Part 1: Carbon and low alloy steels (ISO 2566-1) EN ISO 4287, Geometrical product specifications (GPS) - Surface texture: Profile method - Terms, definitions and surface texture parameters (ISO 4287) EN ISO 6892-1, Metallic mater

33、ials - Tensile testing - Part 1: Method of test at room temperature (ISO 6892-1) EN ISO 8492, Metallic materials - Tube - Flattening test (ISO 8492) EN ISO 8493, Metallic materials - Tube - Drift-expanding test (ISO 8493) EN ISO 10893-1, Non-destructive testing of steel tubes - Part 1: Automated ele

34、ctromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness (ISO 10893-1) DIN EN 10305-3:2016-08 EN 10305-3:2016 (E) 6 EN ISO 10893-2, Non-destructive testing of steel tubes - Part 2: Automated eddy current testing of seamless

35、 and welded (except submerged arc-welded) steel tubes for the detection of imperfections (ISO 10893-2) EN ISO 10893-3, Non-destructive testing of steel tubes - Part 3: Automated full peripheral flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for th

36、e detection of longitudinal and/or transverse imperfections (ISO 10893-3) 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 transver

37、se imperfections (ISO 10893-10) EN ISO 10893-11, Non-destructive testing of steel tubes - 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) ISO 11484, Steel products - Employers qualification

38、system for non-destructive testing (NDT) personnel 3 Terms 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 N

39、ote 1 to entry: The employer may be either the tube manufacturer or a third party organization providing services, such as non-destructive testing (NDT). 3.2 manufacturer party to produce and to deliver tubes in accordance with this document Note 1 to entry: Where tubes are delivered through an inte

40、rmediary, see EN 10021:2006, Clause 6. 3.3 imperfection discontinuity in the wall or on the pipe surfaces detectable by methods described in this document Note 1 to entry: Imperfections with a size complying with the acceptance criteria specified in this document are considered to have no practical

41、implication on the intended use of the product. 3.4 defect imperfection of a size not complying with the acceptance criteria specified in this document Note 1 to entry: Defects are considered to adversely affect or limit the intended use of the product. 3.5 parent coil coil originating from the hot

42、rolling process prior to any subsequent operation (pickling, slitting, cold rolling or coating) DIN EN 10305-3:2016-08 EN 10305-3:2016 (E) 7 4 Symbols For the purposes of this document, the symbols in EN 10266:2003 apply. 5 Classification and Designation 5.1 Classification In accordance with the cla

43、ssification system in EN 10020 the steel grades given in Table 2 are non-alloy quality steels except steel grade E700 which is an alloy quality steel. 5.2 Designation For the tubes covered by this document the steel designation consists of the number of this document (EN 10305-3) plus either: a) the

44、 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 following information shall be obtained by the manufacturer at the time of enquiry and order: a) the quantity (mass or total le

45、ngth or number); b) the term “tube”; c) the dimensions (see 8.5.1); d) the steel designation (see 5.2); e) the delivery condition including the surface condition (see 7.2.1 and 7.2.2); f) type of tube length and, where applicable, the length (see 8.5.2); g) type of inspection document (see 9.1). 6.2

46、 Options A number of options are specified in this document and these are listed below. In the event that the purchaser does not indicate his wish to implement any of these options at the time of enquiry and order, the tubes shall be supplied in accordance with the basic specification (see 6.1). Opt

47、ion 1: specification of a steel grade not specified in this document (see 8.2); Option 3: suitability for hot-dip galvanizing (see 8.2); Option 4: surface condition for further processing (see 8.4.1); Option 6: removal of internal weld bead (see 8.4.2); DIN EN 10305-3:2016-08 EN 10305-3:2016 (E) 8 O

48、ption 8: measurement of surface roughness (see 8.4.4); Option 9: specific surface roughness (see 8.4.4); Option 11: non-destructive testing of the weld seam for the detection of longitudinal imperfections (see 8.4.8); Option 12: non-destructive testing for the detection of longitudinal imperfections

49、 (see 8.4.8 and 11.7); Option 13: non-destructive testing for verification of leak-tightness (see 8.4.8); Option 14: specification of a procedure to test transverse welds for the detection of imperfections (see 8.4.8); Option 15: specification of a cross section other than circular (see 8.5.1.1); Option 16: reduced diameter tolerances (see 8.5.1.2); Option 17: unilateral diameter tolerance (see 8.5.1.2); Option 19: reduced wall thicknes

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