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1、BRITISH STANDARD BS EN 10025-3:2004 Hot rolled products of structural steels Part 3: Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels The European Standard EN 10025-3:2004 has the status of a British Standard ICS 77.140.10; 77.140.50 - - - - - - -
2、- BS EN 10025-3:2004 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 17 November 2004 BSI 17 November 2004 ISBN 0 580 44780 4 National foreword This British Standard is the official English language version of EN 10025-3:2004. BS EN 10025-3:2
3、004 together with BS EN 10025-1:2004 and BS EN 10025-4:2004 supersedes BS EN 10113-1:1993, and BS EN 10025-3:2004 together with BS EN 10025-1:2004 supersede- BS EN 10113-2:1993, which are withdrawn. The UK participation in its preparation was entrusted to Technical Committee ISE/12, Structural steel
4、s, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under th
5、e 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 applicat
6、ion. 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; monit
7、or related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to , an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when t
8、he document was last issued. Amendments issued since publication Amd. No. DateComments - - - - - - - - EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10025-3 November 2004 ICS 77.140.10; 77.140.50 Supersedes EN 10113-1:1993, EN 10113-2:1993 English version Hot rolled products of structural ste
9、els - Part 3: Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels Produits lamins chaud en aciers de construction - Partie 3: Conditions techniques de livraison pour les aciers de construction soudables grains fins ltat normalis/laminage normalis Warm
10、gewalzte Erzeugnisse aus Bausthlen - Teil 3: Technische Lieferbedingungen fr normalgeglhte/normalisierend gewalzte schweigeeignete Feinkornbausthle 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 th
11、e 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
12、 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 o
13、f 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 STA
14、NDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG 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 10025-3:2004: E - - - - - - - - EN 10025-3:2004
15、(E) 2 Contents Page Foreword4 1 Scope 5 2 Normative references5 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 Classification7 4.1.1 Main quality classes7 4.1.2 Grades and q
16、ualities .7 4.2 Designation 7 5 Information to be supplied by the purchaser .8 5.1 Mandatory information8 5.2 Options .8 6 Manufacturing process .8 6.1 Steel making process8 6.2 Grain structure.8 6.3 Delivery conditions8 7 Requirements.9 7.1 General9 7.2 Chemical composition 9 7.3 Mechanical propert
17、ies.9 7.3.1 General9 7.3.2 Impact properties.9 7.3.3 Improved deformation properties perpendicular to the surface 10 7.4 Technological properties10 7.4.1 Weldability10 7.4.2 Formability10 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 fla
18、ts .12 7.5.3 Sections12 7.5.4 Bars and rods.12 7.6 Internal soundness12 7.7 Dimensions, tolerances on dimensions and shape, mass12 8 Inspection.12 8.1 General12 8.2 Type of inspection and inspection document 13 8.3 Frequency of testing .13 8.3.1 Sampling.13 8.3.2 Test units13 8.3.3 Verification of c
19、hemical composition13 8.4 Tests to be carried out for specific inspection.13 9 Preparation of samples and test pieces14 9.1 Selection and preparation of samples for chemical analysis.14 - - - - - - - - EN 10025-3:2004 (E) 3 9.2 Location and orientation of samples and test pieces for mechanical tests
20、 .14 9.2.1 General .14 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 tests14 10.3 Ultrasonic testing 14 10.4 Retests14 11 Marking, labell
21、ing, packaging15 12 Complaints.15 13 Options (see 5.2)15 Annex A (informative) List of corresponding former designations22 Annex B (informative) List of national standards which correspond with EURONORMS referenced 23 Bibliography24 - - - - - - - - EN 10025-3:2004 (E) 4 Foreword This document (EN 10
22、025-3:2004) has been prepared by Technical Committee ECISS/TC 10 “Structural steels - Grades and qualities”, the secretariat of which is held by NEN. 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 b
23、y May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. This document supersedes together with EN 10025-1:2004, EN 10113-1:1993, Hot-rolled products in weldable fine grain structural steels - Part 1: General delivery conditions and EN 10113-2:1993 Hot-rolled prod
24、ucts in weldable fine grain structural steels - Part 2: Delivery conditions for normalized/normalized rolled steels. The titles of the other parts of this document are: Part 1: General technical delivery conditions; Part 2: Technical delivery conditions for non-alloy structural steels; Part 4: Techn
25、ical delivery conditions for thermomechanical rolled weldable fine grain structural steels; Part 5: Technical delivery conditions for structural steels with improved atmospheric corrosion resistance; Part 6: Technical delivery conditions for flat products of high yield strength structural steels in
26、the quenched and tempered condition. This document has been prepared under Mandate M/120 given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of the EU Construction Products Directive (89/106/EEC). For relationship with the EU Construct
27、ion Products Directive, see informative Annex ZA of EN 10025-1:2004. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France,
28、Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. - - - - - - - - EN 10025-3:2004 (E) 5 1 Scope Part 3 of this document, in addition to part 1, specifies requi
29、rements for flat and long products of hot rolled weldable fine grain structural steels in the normalized/normalized rolled delivery condition in the grades and qualities given in Tables 2 to 4 (chemical composition) and Tables 5 to 7 (mechanical properties) in thickness 250 mm for grades S275, S355
30、and S420 and in thickness 200 mm for grade S460. In addition to EN 10025-1:2004 the steels specified in this document are especially intended for use in heavily loaded parts of welded structures such as, bridges, flood gates, storages tanks, water supply tanks, etc., for service at ambient and low t
31、emperatures. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. 2.1 General s
32、tandards EN 1011-2, Welding Recommendations for welding of metallic materials - Part 2: Arc welding of ferritic steels. EN 10020, Definition and classification of grades of steel. EN 10025-1:2004, Hot rolled products of structural steels - Part 1: General technical delivery conditions. EN 10027-1, D
33、esignation systems for steels - Part 1: Steel names, principal symbols. EN 10027-2, Designation systems for steels - Part 2: Numerical system. EN 10163-1, Delivery requirements for surface condition of hot-rolled steel plates, wide flats and sections Part 1: General requirements. EN 10163-2, Deliver
34、y requirements for surface condition of hot-rolled steel plates, wide flats and sections Part 2: Plates and wide flats. EN 10163-3, Delivery requirements for surface condition of hot-rolled steel plates, wide flats and sections Part 3: Sections. EN 10164, Steel products with improved deformation pro
35、perties perpendicular to the surface of the product - Technical delivery conditions. EN 10221, Surface quality classes for hot-rolled bars and rods - Technical delivery conditions. CR 10260, Designation systems for steels - Additional symbols. - - - - - - - - EN 10025-3:2004 (E) 6 2.2 Standards on d
36、imensions and tolerances (see 7.7.1) EN 10017, Non-alloy steel rod for drawing and/or cold rolling Dimensions and tolerances. EN 10024, Hot rolled taper flange I sections - Tolerances on shape and dimensions. EN 10029, Hot rolled steel plates 3 mm thick or above - Tolerances on dimensions, shape and
37、 mass. EN 10034, Structural steel I and H sections - Tolerances on shape and dimensions. EN 10048, Hot rolled narrow steel strip - Tolerances on dimensions and shape. EN 10051, Continuously hot-rolled uncoated plate, sheet and strip of non-alloy and alloy steels - Tolerances on dimensions and shape.
38、 EN 10055, Hot-rolled steel equal flange tees with radiused root and toes - Dimensions and tolerances on shape and dimensions. EN 10056-1, Structural steel equal and unequal leg angles - Part 1: Dimensions. EN 10056-2, Structural steel equal and unequal leg angles - Part 2: Tolerances on shape and d
39、imensions. EN 10058, Hot rolled flat steel bars for general purposes - Dimensions and tolerances on shape and dimensions. EN 10059, Hot rolled square steel bars for general purposes - Dimensions and tolerances on shape and dimensions. EN 10060, Hot rolled round steel bars for general purposes - Dime
40、nsions and tolerances on shape and dimensions. EN 10061, Hot rolled hexagon steel bars for general purposes - Dimensions and tolerances on shape and dimensions. EN 10067, Hot rolled bulb flats - Dimensions and tolerances on shape, dimensions and mass. EN 10162, Cold rolled steel sections - Technical
41、 delivery conditions - Dimensional and cross-sectional tolerances. EN 10279, Hot rolled steel channels - Tolerances on shape and dimensions. 2.3 Standards on testing EN 10160, Ultrasonic testing of steel flat product of thickness equal to or greater than 6 mm (reflection method). EN 10306, Iron and
42、steel - Ultrasonic testing of H beams with parallel flanges and IPE beams. EN 10308, Non-destructive testing - Ultrasonic testing of steel bars. EN ISO 643, Steels Micrographic determination of the apparent grain size (ISO 643:2003). 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 10025-1:2004 and the following apply. - - - - - - -