1、BSI Standards PublicationBS EN 10305-1:2016Steel tubes for precisionapplications Technicaldelivery conditionsPart 1: Seamless cold drawn tubesBS EN 10305-1:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 10305-1:2016.It supersedes BS EN 10305-1:2010 which i
2、s withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee ISE/110, Steel Tubes, and Iron and Steel Fittings.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessarypro
3、visions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2016. Published by BSI StandardsLimited 2016ISBN 978 0 580 90486 8ICS 77.140.75Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was publishe
4、d under the authority of theStandards Policy and Strategy Committee on 30 April 2016.Amendments issued since publicationDate Text affectedBS EN 10305-1:2016EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10305-1 March 2016 ICS 77.140.75 Supersedes EN 10305-1:2010English Version Steel tubes for
5、precision applications - Technical delivery 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 S
6、tandard 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 status of a national standard without any alteration. Up-to-date lists and bibliographical references concern
7、ing 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 any other language made by translation under the responsibility of a CEN member into
8、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 Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Ger
9、many, Greece, Hungary, Iceland, Ireland, Italy, 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
10、 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. EN 10305-1:2016 EBS EN 10305-1:2016EN 10305-1:2016 (E) 2 Contents Page European foreword . 4 1 Scope 5 2 No
11、rmative references 5 3 Terms and definitions . 6 4 Symbols . 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
12、 process 9 7.2 Tube manufacture and delivery conditions 9 8 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
13、.5.2 Lengths . 17 8.5.3 Straightness 18 8.5.4 Preparation of 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
14、. 21 10.2 Preparation of samples and test pieces . 21 10.2.1 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
15、 BS EN 10305-1:2016EN 10305-1:2016 (E) 3 11.4 Dimensional 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 Pro
16、tection and packaging 24 Annex A (informative) Requirement for additional steel grades . 25 Bibliography . 28 BS EN 10305-1:2016EN 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
17、 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 the latest by September 2016 and conflicting national standards shall be withdrawn at the latest by September 2016. Attentio
18、n 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 any or all such patent rights. This document supersedes EN 10305-1:2010. In comparison with the previous edition, the followi
19、ng 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) Editorial updates. EN 10305, Steel tubes for precision applications Technical delivery conditions, consists of the follow
20、ing parts: 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
21、power systems 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, Former Yugoslav Republic of Macedoni
22、a, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 10305-1:2016EN 10305-1:2016 (E) 5 1 Scope This European Standard sp
23、ecifies the technical delivery conditions for 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 havin
24、g precisely defined tolerances on dimensions 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
25、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 10020:2000, Definition and classification of grades of steel EN 10021:2006, General technical
26、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 ferrous products EN 10168, Steel products - Inspection documents - List
27、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 product standards EN ISO 377, Steel and steel products - Location and preparation of samples an
28、d 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) - Surface texture: Profile method - Terms, definitions and surface texture parameters (ISO 42
29、87) EN ISO 6892-1, Metallic materials - 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 st
30、eel 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) BS EN 10305-1:2016EN 10305-1:2016 (E) 6 EN ISO 10893-2, Non-destructive testing of steel tubes - Part 2: Automated eddy
31、 current testing of seamless 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) ferr
32、omagnetic steel tubes for the 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
33、longitudinal and/or transverse imperfections (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
34、, 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 party to produce
35、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: Imperfections with a
36、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 are considered t
37、o adversely affect or limit the intended 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
38、the specified or the calculated wall thickness in this document. BS EN 10305-1:2016EN 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
39、 in Table A.1 are classified as follows: 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 designatio
40、n consists of the number of this document (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 manufa
41、cturer 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 length (see 8.5.2); g) type of inspection document (see
42、 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 options at the time of enquiry and order, the tubes shall be supplied in accordance with the basic specification (see 6
43、.1). Option 1: specification of a steel 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); BS EN 10305-1:2016EN 10305-1:2016 (E) 8 Option 4: surface condition for furt
44、her processing (see 8.4.1); Option 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 (se
45、e 8.4.7); Option 13: non-destructive 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: reduce
46、d 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 maximum deviation from straightness (see 8.5.3); Option 23: specified end finishing (see 8.5.4); Option 25: flattening or drift ex
47、panding test for delivery condition +A or +N (see Table 8); Option 26: test unit with tubes from one cast only (see 10.1); Option 28: alternative marking (see Clause 12); Option 29: delivery without corrosion protection (see Clause 13); Option 30: specified corrosion protection (see Clause 13); Opti
48、on 38: unbundled tubes or specific method of packaging (see Clause 13). 6.3 Example of an order 12 000 m tube with an outside diameter of D = 60 mm and an inside diameter of d = 56 mm in accordance with this document, made of steel grade E235 in the normalized condition, delivered in random lengths,
49、 with a 3.1 inspection certificate in accordance with EN 10204: 12 000 m tube D 60 x d 56 EN 10305-1 E235+N random length inspection certificate 3.1 BS EN 10305-1:2016EN 10305-1:2016 (E) 9 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 not be employed unless in combination with a secondary steelmaking or ladle refining process. Steels shall be fully killed. NOTE This e
