DIN EN 10305-5-2016 Steel tubes for precision applications - Technical delivery conditions - Part 5 Welded cold sized square and rectangular tubes German version EN 10305-5 2016《精密.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.H“2541137www.din.deD

2、IN EN 10305-5Steel tubes for precision applications Technical delivery conditions Part 5: Welded cold sized square and rectangular tubes;English version EN 10305-5:2016,English translation of DIN EN 10305-5:2016-08Przisionsstahlrohre Technische Lieferbedingungen Teil 5: Geschweite maumgeformte Rohre

3、 mit quadratischem und rechteckigem Querschnitt;Englische Fassung EN 10305-5:2016,Englische bersetzung von DIN EN 10305-5:2016-08Tubes de prcision en acier Conditions techniques de livraison Partie 5: Tubes souds calibrs avec section carre et rectangulaire;Version anglaise EN 10305-5:2016,Traduction

4、 anglaise de DIN EN 10305-5:2016-08SupersedesDIN EN 10305-5:2010-05www.beuth.deDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.Document comprises 26 pages 07.16 DIN EN 10305-5:2016-08 2 A comma is used as the decimal marker. Nationa

5、l foreword This document (EN 10305-5:2016) has been prepared by Technical Committee ECISS/TC 110 “Steel 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 Ste

6、el), Working Committee NA 021-00-09-09 UA Przisionsstahlrohre. This European Standard specifies technical delivery conditions for welded cold sized square and rectangular tubes which are characterized by having precisely defined tolerances on dimensions, a specified surface roughness and defined mec

7、hanical properties. Amendments This standard differs from DIN EN 10305-5:2010-05 as follows: a) the references have been updated; 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 b

8、een added; d) the standard has been editorially revised. Previous editions DIN 2395-1: 1981-08, 1994-09 DIN 2395-2: 1981-08, 1994-09 DIN EN 10305-5: 2003-08, 2010-05 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10305-5 March 2016 ICS 77.140.75 Supersedes EN 10305-5:2010English Version Steel

9、tubes for precision applications - Technical delivery conditions - Part 5: Welded cold sized square and rectangular tubes Tubes de prcision en acier - Conditions techniques de livraison - Partie 5 : Tubes souds calibrs avec section carre et rectangulaire Przisionsstahlrohre - Technische Lieferbeding

10、ungen -Teil 5: Geschweite maumgeformte Rohre mit quadratischem und rechteckigem Querschnitt This European Standard was approved by CEN on 18 January 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the st

11、atus 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 CEN member. This European Standard exists in three official versions (English, French,

12、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 versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cro

13、atia, 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, Sweden, Switzerland, Turkey andU

14、nited 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 All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No.

15、EN 10305-5:2016 EEN 10305-5:2016 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6 4 Symbols . 6 5 Classification and designation 6 5.1 Classification . 6 5.2 Designation 6 6 Information to be supplied by the purchaser . 7 6.1 Mandatory informat

16、ion 7 6.2 Options 7 6.3 Example of an order . 8 7 Manufacturing process 8 7.1 Steelmaking process 8 7.2 Tube manufacture and delivery conditions 8 8 Requirements . 9 8.1 General 9 8.2 Chemical composition . 9 8.3 Mechanical properties 11 8.4 Appearance and internal soundness. 12 8.5 Dimensions and t

17、olerances 13 8.5.1 Side length(s), wall thickness and mass per unit length 13 8.5.2 Side length(s) tolerances . 14 8.5.3 Wall thickness tolerances . 15 8.5.4 Corner profile 16 8.5.5 Length and length tolerances 16 8.5.6 Straightness 17 8.5.7 Squareness of sides . 17 8.5.8 Concavity and convexity 18

18、8.5.9 Twist . 18 8.5.10 Preparation of ends . 18 9 Inspection . 19 9.1 Types of inspection 19 9.2 Inspection documents 19 9.2.1 Types of inspection documents. 19 9.2.2 Content of inspection documents . 19 9.3 Summary of inspection and testing . 20 10 Sampling 20 10.1 Frequency of tests 20 10.1.1 Tes

19、t unit . 20 10.1.2 Number of sample tubes 20 10.2 Preparation of samples and test pieces . 20 DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 3 10.2.1 General . 20 10.2.2 Test pieces for the tensile test . 21 10.2.3 Test pieces for outside roughness measurement . 21 11 Test methods 21 11.1 Tensile test 2

20、1 11.2 Dimensional inspection 22 11.3 Roughness measurement 22 11.4 Visual examination 22 11.5 Non-destructive testing 22 11.6 Retests, sorting and reprocessing. 22 12 Marking 22 13 Protection and packaging 23 Bibliography . 24 DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 4 European foreword This docu

21、ment (EN 10305-5:2016) 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 of an identical text or by endorsement, at t

22、he 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 shall not be held responsible for identifying an

23、y or all such patent rights. This document supersedes EN 10305-5:2010. 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 all parts the number of options are the same; c

24、) 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 tubes Part 3: Welded cold sized tubes Part 4

25、: 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 national standards organizations of the follow

26、ing 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, Lithuania, Luxembourg, Malta, Netherlands, No

27、rway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 5 1 Scope This European Standard specifies the technical delivery conditions for welded cold sized steel tubes of square and rectangular cross se

28、ction for precision applications. Tubes according to this document are characterized by having precisely defined tolerances on dimension and a specified maximum surface roughness. Typical fields of application are in the automotive, furniture and general engineering industries. 2 Normative reference

29、s 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 (including any amendments) applies. EN 10

30、020:2000, Definition 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

31、treatment terms for ferrous products EN 10168, Steel products - Inspection documents - List of information and description EN 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 pro

32、duct standards EN ISO 377, Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377) 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) -

33、 Surface texture: Profile method - Terms, definitions and surface texture parameters (ISO 4287) EN ISO 6892-1, Metallic materials - Tensile testing - Part 1: Method of test at room temperature (ISO 6892-1) EN ISO 10893-2, Non-destructive testing of steel tubes - Part 2: Automated eddy current testin

34、g of seamless and welded (except submerged arc-welded) steel tubes for the detection of imperfections (ISO 10893-2) 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 transver

35、se imperfections (ISO 10893-11) ISO 11484, Steel products - Employers qualification system for non-destructive testing (NDT) personnel DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 6 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 10020:2000, EN 10021:20

36、06, EN 10052:1993, EN 10266:2003 and the following apply. 3.1 employer organization for which a person works on a regular basis Note 1 to entry: The employer can be either the tube manufacturer or a third party organization providing services, such as non-destructive testing (NDT). 3.2 manufacturer

37、party to produce and to deliver tubes in accordance with this document Note 1 to entry: Where tubes are delivered by an intermediary, 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: Impe

38、rfections 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 acceptance criteria specified in this document Note 1 to entry: Defects

39、 are considered to adversely affect or limit 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. 5

40、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, except steel grade E700 which is an alloy quality steel. 5.2 Designation For the tubes covered by this document the steel design

41、ation consists of the number of this document (EN 10305-5) plus either: a) the steel name in accordance with EN 10027-1; or DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 7 b) the steel number in accordance with EN 10027-2. 6 Information to be supplied by the purchaser 6.1 Mandatory information The foll

42、owing information shall be supplied by the purchaser at the time of enquiry and order: a) the quantity (mass or total length or number of pieces); 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

43、.1 and 7.2.2); f) type of tube length and, where applicable, the length (see 8.5.5); g) type of inspection document (see 9.1). 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

44、 options at the time of enquiry and order, the tubes shall be supplied in accordance with the basic specification (see 6.1). Option 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 fur

45、ther processing (see 8.4.1); Option 5: position of the weld line (see 8.4.2); Option 6: removal of internal weld bead (see 8.4.3); Option 8: measurement of surface roughness (see 8.4.5); Option 9: specific surface roughness (see 8.4.5); Option 11: non-destructive testing of the weld seam for the det

46、ection of longitudinal imperfections (see 8.4.8); Option 19: reduced wall thickness tolerance (see 8.5.3); Option 20: unilateral wall thickness tolerance (see 8.5.3); Option 21: another specified length and/or tolerance (see 8.5.5); Option 22: reduced maximum deviation from straightness (see 8.5.6);

47、 Option 23: specified end finishing (see 8.5.10); DIN EN 10305-5:2016-08 EN 10305-5:2016 (E) 8 Option 26: test unit with tubes from one cast only (see 10.1.1); Option 28: alternative marking (see Clause 12); Option 29: delivery without corrosion protection (see Clause 13); Option 30: specified corro

48、sion protection (see Clause 13); Option 38: unbundled tubes or specific method of packaging (see Clause 13). 6.3 Example of an order 12 000 m tube, size H = 50 mm B = 30 mm with a wall thickness of T = 3 mm in accordance with EN 10305-5, made of steel grade E235 in the normalized condition with stri

49、p surface condition S2, pickled, to be delivered in standard lengths of 6 m with a 3.1 inspection certificate in accordance with EN 10204: 12 000 m tubes H 50 B 30 T 3 EN 10305-5 E235+N S2 standard length inspection certificate 3.1 7 Manufacturing process 7.1 Steelmaking process The steelmaking process is at the discretion of the manufacturer with the exception that the open hearth (Siemens-Martin) process shall no