1、BRITISH STANDARDBS EN 10312:2002Incorporating Amendment No. 1Welded stainless steel tubes for the conveyance of water and other aqueous liquids Technical delivery conditionsThe European Standard EN 10312:2002, with the incorporation of amendment A1:2005, has the status of a British StandardICS 23.04
2、0.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 10312:2002This British Standard was published under the authority of the Standards Policy
3、and Strategy Committee on 6 January 2003 BSI 6 March 2006ISBN 0 580 41075 7National forewordThis British Standard is the official English language version of EN 10312:2002, including Amendment A1:2005. It supersedes BS 4127:1994 which is withdrawn.The start and finish of text introduced or altered b
4、y CEN amendment is indicated in the text by tags . Tags indicating changes to CEN text carry the number of the amendment. For example, text altered by CEN amendment A1 is indicated by .The CEN common modifications have been implemented at the appropriate places in the text and are indicated by commo
5、n modification tags .The UK participation in its preparation was entrusted to Technical Committee ISE/8, Steel pipes, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which impleme
6、nt international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publication does n
7、ot purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European co
8、mmittee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to
9、28, an inside back cover and a back cover.The BSI copyright date displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date Comments15869 Amendment No. 1March 2006 See national forewordEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 1031
10、2December 2002ICS 23.040.10English versionWelded stainless steel tubes for the conveyance of waterand other aqueous liquids - Technicaldelivery conditionsTubes souds en acier inoxydable pour le transport desliquides aqueux, y compris leau destine laconsommation humaine - Conditions techniques delivr
11、aisonGeschweite Rohre aus nichtrostenden Sthlen fr denTransport wssriger Flssigkeiten einschlielichTrinkwasser - Technische LieferbedingungenThis European Standard was approved by CEN on 16 October 2002; amendment A1:2005 was approved by CEN on 25 April 2005.CEN members are bound to comply with the
12、CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Centre or to a
13、ny CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.EUROPE
14、AN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2002 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10312:2002 E+A1June 2005(includes
15、 amendment A1:2005) (inclut lamendement A1:2005) (enthlt nderung A1:2005)CEN members are the national standards bodies of Austria, Belgium, Cyrprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands
16、, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. + A1:2005EN 10312:2002 (E)2ContentspageForeword . 4Introduction. 51 Scope 62 Normative references 63 Terms and definitions . 74 Symbols 75 Classification and designation 75.1 Classification . 75.2 Designat
17、ion 76 Information to be supplied by the purchaser. 76.1 Mandatory information . 76.2 Options. 86.3 Example of an order 87 Manufacturing process. 87.1 Grades of steel for feedstock material 87.2 Tube manufacture and delivery conditions 88 Requirements. 98.1 General . 98.2 Chemical analysis . 98.3 Me
18、chanical properties 98.4 Corrosion resistance 98.5 Appearance and soundness 98.6 Straightness. 108.7 Preparation of ends. 108.8 Dimensions, masses and tolerances 108.9 Reaction to fire 139 Inspection. 139.1 Type of inspection. 139.2 Inspection documents 139.3 Content of inspection document . 139.4 S
19、ummary of inspection and testing 1410 Sampling 1510.1 Frequency of tests 1510.2 Preparation of samples and test pieces . 1511 Test methods . 1511.1 Tensile test. 1511.2 Drift expanding test. 1511.3 Flattening test 1511.4 Leak-tightness test 1611.5 Non-destructive test of weld seam 1611.6 Visual exam
20、ination 1611.7 Dimensional inspection 1611.8 Intergranular corrosion test . 1711.9 Material identification . 17EN 10312:2002 (E)312 Retests, sorting and reprocessing1713 Marking.1714 Packaging 17Annex A (informative) Preferred steel grades .21Annex B (informative) Recommended use of tubes .22Annex Z
21、A (informative) Clauses of this European Standard addressing the provisions of theEU Construction Products Directive.23Bibliography .2815 Evaluation of conformity.18EN 10312:2002 (E)4ForewordThis document EN 10312:2002 has been prepared by Technical Committee ECISS /TC 29 “Steel tubesand fittings fo
22、r steel tubes“, the secretariat of which is held by UNI.This European Standard shall be given the status of a national standard, either by publication of anidentical text or by endorsement, at the latest by June 2003, and conflicting national standards shall bewithdrawn at the latest by September 20
23、04.This document has been prepared under a mandate given to CEN by the European Commission and theEuropean Free Trade Association and supports essential requirements of EU directive(s).For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document.Another
24、 European Standard covering tubes for the conveyance of aqueous liquids including water forhuman consumption is:EN 10224, Non-alloy steel tubes and fittings for the conveyance of aqueous liquids including water forhuman consumption Technical delivery conditions.Annexes A and B are informative.This d
25、ocument includes a Bibliography.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard : Austria, Belgium, Czech Republic, Denmark,Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxem
26、bourg, Malta, Netherlands, Norway,Portugal, Spain, Sweden, Switzerland and the United Kingdom.Foreword to amendment A1This document (EN 10312:2002/A1:2005) has been prepared by Technical Committee ECISS/TC 29 “Steel tubes and fittings for steel tubes”, the secretariat of which is held by UNI. This A
27、mendment to the European Standard EN 10312:2002 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2005, and conflicting national standards shall be withdrawn at the latest by December 2005. This document has been
28、 prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement
29、 this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United KingdomAnoth
30、er European Standard covering tubes for the conveyance of aqueous liquids is: Compliance of a product with this document does not confer a presumption of fitness of the product for the transport of water intended for human consumption within the meaning of the Directive 89/106/EEC. However, until th
31、e operation of the envisaged European Acceptance Scheme for construction products in contact with water intended for human consumption and the revision of the present document, products complying with this document may be used for the transport of water intended for human consumption if they comply
32、with the relevant national, regional or local regulatory provisions applicable in the place of use. For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. EN 10224, Non-alloy steel tubes and fittings for the conveyance of water and other aqueous
33、liquids Technical delivery conditions. EN 10312:2002 (E)5Introductiona) this standard provides no information as to whether the product may be used without restriction in anyof the member states of the EU or EFTA;b) it should be noted that, while awaiting the adoption of verifiable European criteria
34、, existing nationalregulations concerning the use and/or the characteristics of this product remain in force.The European Committee for Standardisation (CEN) draws attention to the fact that it is claimed thatcompliance with this document may involve the use of a patent concerning steel grade 1.4362
35、 given inTable A1.CEN takes no position concerning the evidence, validity and scope of this patent right.The holder of this permit has assured CEN that he/she is willing to negotiate licences under reasonableand non-discriminatory terms and conditions with applicants throughout the world. In this re
36、spect, thestatement of the holder of this patent right is registered with CEN. Information may be obtained fromAB Sandvik Steel20-SLS, FoU CentrumSE-811 81 SANDVIKENSwedenAttention is drawn to the possibility that some of the elements of this document may be the subject ofpatent rights other than th
37、ose indicated above. CEN is not responsible for identifying any such patentrights.This European Standard applies to welded tubular products in stainless steels for use with all types of aqueous liquids. In respect of potential adverse effects on the quality of water intended for human consumption, c
38、aused by the product covered by this standard: EN 10312:2002 (E)61 Scope2 Normative referencesThis European Standard incorporates by dated or undated reference, provisions from other publications.These normative references are cited at the appropriate places in the text, and the publications are lis
39、tedhereafter. For dated references, subsequent amendments to or revisions of any of these publications applyto this European Standard only when incorporated in it by amendment or revision. For undated referencesthe latest edition of the publication referred to applies (including amendments).EN 10002
40、-1, Metallic materials Tensile testing Part 1: Method of test at ambient temperature.EN 10020:2000, Definition and classification of grades of steel.EN 10021, General technical delivery requirements for steel and iron products.EN 10052, Vocabulary of heat treatment terms for ferrous products.EN 1008
41、8-1, Stainless steels Part 1: List of stainless steels.EN 10088-2, Stainless steels Part 2: Technical delivery conditions for sheet/plate and strip for generalpurposes.EN 10204, Metallic products Types of inspection documents.EN 10233, Metallic materials Tube Flattening test.EN 10234, Metallic mater
42、ials Tube Drift expanding test.EN 10246-1, Non-destructive testing of steel tubes Part 1: Automatic electromagnetic testing ofseamless and welded (except submerged arc welded) ferromagnetic steel tubes for verification of hydraulicleak-tightness.EN 10246-2, Non-destructive testing of steel tubes - P
43、art 2: Automatic eddy current testing of seamlessand welded (except submerged arc-welded) austenitic and austenitic-ferritic steel tubes for verification ofhydraulic leak-tightness.EN 10246-3, Non-destructive testing of steel tubes Part 3: Automatic eddy current testing of seamlessand welded (except
44、 submerged arc welded) steel tubes for the detection of imperfections.EN 10246-8, Non-destructive testing of steel tubes Part 8: Automatic ultrasonic testing of the weld seamof electric welded steel tubes for the detection of longitudinal imperfections.This European Standard specifies the technical
45、delivery conditions for light gauge welded stainless steel tubes, primarily for water applications, supplied in straight lengths and for use at ambient temperatures. This document does not cover applications where elevated temperature properties are required. The tube is suitable for use with compre
46、ssion fittings or press fittings and for adhesive bonding, silver brazing or inert gas welding of capillary fittings. The document is applicable to tubes in the size range from 6 mm to 267 mm outside diameter made of stainless (except martensitic and precipitation hardening) steel grades taken from
47、EN 10088-2. EN 10168, Iron and steel products Inspection documents List of information and description. EN 10312:2002 (E)7EN 10266, Steel tubes, fittings and structural hollow sections - Definitions and symbols for use inproduct standardsEN ISO 377, Steel and steel products - Location and preparatio
48、n of samples and test pieces formechanical testing (ISO 377:1997).EN ISO 2566-2, Steel - Conversion of elongation values - Part 2: Austenitic steels (ISO 2566-2:1984).EN ISO 3651-1, Determination of resistance to intergranular corrosion of stainless steels - Part 1:Austenitic and ferritic-austenitic
49、 (duplex) stainless steels - Corrosion test in nitric acid medium bymeasurement of loss in mass (Huey test) (ISO 3651-1:1998).EN ISO 3651-2, Determination of resistance to intergranular corrosion of stainless steels - Part 2: Ferritic,austenitic and ferritic-austenitic (duplex) stainless steels - Corrosion test in media containing sulfuric acid(ISO 3651-2:1998).3 Terms and definitionsFor the purposes of this European Standard the terms and definitions given in EN 10020:2000, EN 10021,EN 10052, and
