BS EN 10025-4-2004结构钢热轧制品.热机轧制的可焊接细粒结构钢的交货技术条件.doc

BS EN 10025-4-2004 结构钢热轧制品.热机轧制的可焊接细粒结构钢的交货技术条件BRITISH STANDARD BS EN 10025-4:2004Hot rolled products of structural steels Part 4: Technical delivery conditions for thermomechanical rolled weldable fine grain structural steelsThe European Standard EN 10025-4:2004 has the status of a British StandardICS 77.140.10; 77.140.50?Licensed Copy: London South Bank University, London South Bank University, Wed Mar 22 06:53:30 GMT 2006, Uncontrolled Copy, (c) BSI.yang64>#ff66ff>BS EN 10025-4:2004This British Standard was published under the authority of the Standards Policy and Strategy Committee on 17 November 2004? BSI 17 November 2004ISBN 0 580 44781 2 National forewordThis British Standard is the official English language version of EN 10025-4:2004. BS EN 10025-4:2004 together with BS EN 10025-1:2004 and BS EN 10025-3:2004 supersedes BS EN 10113-1:1993, and BS EN 10025-4:2004 together with BS EN 10025-1:2004 supersedes BS EN 10113-3:1993, which are withdrawn.The UK participation in its preparation was entrusted to Technical Committee ISE/12, Structural steels, which has the responsibility to: A list of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 implement 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 not 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 committee 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 24, an inside back cover and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsLicensed Copy: London South Bank University, London South Bank University, Wed Mar 22 06:53:30 GMT 2006, Uncontrolled Copy, (c) BSI.yang6#ff66ff> EUROPEAN STANDARD NORME EUROP?ENNE EUROP?ISCHE NORM EN 10025-4 November 2004 ICS 77.140.10; 77.140.50 Supersedes EN 10113-1:1993, EN 10113-3:1993 English version Hot rolled products of structural steels - Part 4: Technical delivery conditions for thermomechanical rolled weldable fine grain structural steels Produits lamins chaud en aciers de construction - Partie 4: Conditions techniques de livraison pour les aciers de construction soudables grains fins obtenus par laminage thermomcanique Warmgewalzte Erzeugnisse aus Baust?hlen - Teil 4: Technische Lieferbedingungen fr thermomechanisch gewalzte schwei?geeignete Feinkornbaust?hle This European Standard was approved by CEN on 1 April 2004. 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 obtained on application to the Central Secretariat 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 Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of 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 Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION C O M I T ? E U R O P ? E N D E N O R M A LI S A T I O N EUR OP ?IS C HES KOM ITEE F?R NOR M UNG Management Centre: rue de Stassart, 36 B-1050 Brussels ? 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10025-4:2004: ELicensed Copy: London South Bank University, London South Bank University, Wed Mar 22 06:53:30 GMT 2006, Uncontrolled Copy, (c) BSI.yang6#ff66ff>EN 10025-4:2004 (E) 2 Contents Page Foreword.4 1 Scope .5 2 Normative references .5 2.1 General standards .5 2.2 Standards on dimensions and tolerances (see 7.7.1).6 2.3 Standards on testing .6 3 Terms and definitions .6 4 Classification and designation.7 4.1 Classification.7 4.1.1 Main quality classes .7 4.1.2 Grades and qualities .7 4.2 Designation .7 5 Information to be supplied by the purchaser .8 5.1 Mandatory information.8 5.2 Options .8 6 Manufacturing process .8 6.1 Steel making process.8 6.2 Grain structure .8 6.3 Delivery conditions.8 7 Requirements.9 7.1 General.9 7.2 Chemical composition .9 7.3 Mechanical properties.9 7.3.1 General.9 7.3.2 Impact properties.9 7.3.3 Improved deformation properties perpendicular to the surface .10 7.4 Technological properties .10 7.4.1 Weldability .10 7.4.2 Formability.10 7.4.3 Suitability for hot-dip zinc-coating.11 7.5 Surface properties .11 7.5.1 Strip.11 7.5.2 Plates and wide flats .11 7.5.3 Sections .12 7.5.4 Bars and rods.12 7.6 Internal soundness.12 7.7 Dimensions, tolerances on dimensions and shape, mass.12 8 Inspection .12 8.1 General.12 8.2 Type of inspection and inspection document .12 8.3 Frequency of testing .13 8.3.1 Sampling.13 8.3.2 Test units .13 8.3.3 Verification of chemical composition.13 8.4 Tests to be carried out for specific inspection.13 9 Preparation of samples and test pieces.13 9.1 Selection and preparation of samples for chemical analysis .13 9.2 Location and orientation of samples and test pieces for mechanical tests.14 9.2.1 General.14 Licensed Copy: London South Bank University, London South Bank University, Wed Mar 22 06:53:30 GMT 2006, Uncontrolled Copy, (c) BSI.yang6#ff66ff>EN 10025-4:2004 (E) 3 9.2.2 Preparation of samples.14 9.2.3 Preparation of test pieces.14 9.2.4 Impact test pieces.14 9.3 Identification of samples and test pieces .14 10 Test methods .14 10.1 Chemical analysis.14 10.2 Mechanical tests .14 10.3 Ultrasonic testing .14 10.4 Retests .14 11 Marking, labelling, packaging .