1、August 2016 English price group 14No 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.E“2541134www.din.deD
2、IN EN 10305-1Steel tubes for precision applications Technical delivery conditions Part 1: Seamless cold drawn tubes;English version EN 10305-1:2016,English translation of DIN EN 10305-1:2016-08Przisionsstahlrohre Technische Lieferbedingungen Teil 1: Nahtlose kaltgezogene Rohre;Englische Fassung EN 1
3、0305-1:2016,Englische bersetzung von DIN EN 10305-1:2016-08Tubes de prcision en acier Conditions techniques de livraison Partie 1: Tubes sans soudure tirs froid;Version anglaise EN 10305-1:2016,Traduction anglaise de DIN EN 10305-1:2016-08SupersedesDIN EN 10305-1:2010-05www.beuth.deDTranslation by D
4、IN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.Document comprises 30 pages 07.16 DIN EN 10305-1:2016-08 2 A comma is used as the decimal marker. National foreword This document (EN 10305-1:2016) has been prepared by Technical Committee ECISS/TC 110
5、 “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 Steel), Working Committee NA 021-00-09-09 UA Przisionsstahlrohre. This European Standard specifies
6、technical delivery conditions for seamless cold drawn 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 10305-1:2010-05 as follows: a) the references have b
7、een updated; b) the options have been renumbered in such a way that the number of options are now the same throughout all parts; c) the standard has been editorially revised. Previous editions DIN 2385: 1933-12 DIN 2385-1: 1940-06, 1943-12, 1957-07 DIN 2391: 1932-04 DIN 2391-1: 1940x-06, 1957-11, 19
8、65-11, 1981-07, 1994-09 DIN 2391-2: 1940x-06, 1957-11, 1967-07, 1981-07, 1994-09 DIN EN 10305-1: 2003-02, 2010-05 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10305-1 March 2016 ICS 77.140.75 Supersedes EN 10305-1:2010English Version Steel tubes for precision applications - Technical deliver
9、y conditions - Part 1: Seamless cold drawn tubes Tubes de prcision en acier - Conditions techniques de livraison - Partie 1: Tubes sans soudure tirs froid Przisionsstahlrohre - Technische Lieferbedingungen -Teil 1: Nahtlose kaltgezogene Rohre This European Standard was approved by CEN on 18 January
10、2016. 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 references concerning such national standards may be obtaine
11、d 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 any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-C
12、ENELEC 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, I
13、taly, Latvia, Lithuania, Luxembourg, Malta, 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: Av
14、enue 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. EN 10305-1:2016 EEN 10305-1:2016 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 6 4 Symbols .
15、 6 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 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
16、Requirements . 9 8.1 General 9 8.2 Chemical composition 10 8.3 Mechanical properties 11 8.4 Appearance and internal soundness. 11 8.5 Dimensions and tolerances 12 8.5.1 Outside diameter, inside diameter, wall thickness and eccentricity 12 8.5.2 Lengths . 17 8.5.3 Straightness 18 8.5.4 Preparation of
17、 ends . 19 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 21 10.1 Test unit . 21 10.2 Preparation of samples and test pieces . 21 10.2.1
18、 Location, orientation and preparation of samples and test pieces for mechanical tests . 21 10.2.2 Test pieces for roughness measurement . 21 11 Test methods . 21 11.1 Tensile test . 21 11.2 Flattening test 22 11.3 Drift expanding test . 22 DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 3 11.4 Dimension
19、al inspection 23 11.5 Roughness measurement 23 11.6 Visual examination 23 11.7 Non-destructive testing 23 11.7.1 Testing for longitudinal imperfections . 23 11.7.2 Leak tightness 23 11.8 Retests, sorting and reprocessing. 23 12 Marking 23 13 Protection and packaging 24 Annex A (informative) Requirem
20、ent for additional steel grades . 25 Bibliography . 28 DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 4 European foreword This document (EN 10305-1:2016) 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 Europea
21、n Standard shall be given the status of a national standard, either by publication 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 ele
22、ments 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 10305-1:2010. In comparison with the previous edition, the following technical changes have been made: a) References
23、 were adapted; b) The options were renumbered in such a way that now throughout all parts the number of options are the same; c) Editorial updates. EN 10305, Steel tubes for precision applications Technical delivery conditions, consists of the following parts: Part 1: Seamless cold drawn tubes Part
24、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 systems According to the CEN-CENELEC Interna
25、l 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Irel
26、and, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 5 1 Scope This European Standard specifies the technical delivery conditions for
27、 seamless cold drawn steel tubes of circular cross section for precision applications with specified outside diameter D 380 mm. This document may also be applied to other types of cross sections. Tubes according to this document are characterized by having precisely defined tolerances on dimensions
28、and a specified maximum surface roughness. Typical fields of application are in the automotive, 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 application. Fo
29、r 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 products EN 100
30、27-1, 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 10204, Meta
31、llic 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 testing (ISO 377
32、) 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 materials - Tensi
33、le 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 electromagnetic
34、 testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness (ISO 10893-1) DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 6 EN ISO 10893-2, Non-destructive testing of steel tubes - Part 2: Automated eddy current testing of seamless and welded
35、(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 the detection
36、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 transverse imperfect
37、ions (ISO 10893-10) 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 EN 10020:2000, EN 10021:2006, EN 10052:1993, EN 10266:2003 and the following apply.
38、 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 party to produce and to deliver tubes in accordance with
39、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: Imperfections with a size complying with the acceptance crite
40、ria 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 are considered to adversely affect or limit the intended
41、 use of the product. 3.5 mother tube length of tube produced in the final cold drawing process 4 Symbols For the purposes of this document, the symbols in EN 10266:2003 apply. NOTE For tubes specified by the outside diameter and by the inside diameter, “T” is the specified or the calculated wall thi
42、ckness in this document. DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 7 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. The steel grades given in Table A.1 are classified as fol
43、lows: a) non-alloy quality steels (E255, E410, 26Mn5, 10S10, 15S10, 18S10 and 37S10); b) non-alloy special steels (C35E and C45E); and c) alloy special steels (26Mo2, 25CrMo4 and 42CrMo4). 5.2 Designation For the tubes covered by this document, the steel designation consists of the number of this do
44、cument (EN 10305-1) 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 following information shall be obtained by the manufacturer at the time of enquiry and o
45、rder: 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 length (see 8.5.2); g) type of inspection document (see 9.1). 6.2 Options A number of opti
46、ons 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 specification (see 6.1). Option 1: specification of a s
47、teel grade not specified in this document (see 8.2); Option 2: specification of a sulphur range to support machinability (see 8.2); Option 3: suitability for hot-dip galvanizing (see 8.2); DIN EN 10305-1:2016-08 EN 10305-1:2016 (E) 8 Option 4: surface condition for further processing (see 8.4.1); Op
48、tion 8: measurement of surface roughness (see 8.4.3); Option 9: specific surface roughness (see 8.4.3); Option 10: tube surfaces free from not easily removable substances (see 8.4.6); Option 12: non-destructive testing for the detection of longitudinal imperfections (see 8.4.7); Option 13: non-destr
49、uctive testing for verification of leak-tightness (see 8.4.7); 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 tolerances (see 8.5.1.2); Option 18: reduced eccentricity (see 8.5.1.3); Option 19: reduced wall thickness tolerance (see 8.5.1.4); Option 20: unilateral wall thickness tolerance (see 8.5.1.4); Option 22: reduced
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