1、August 2009DEUTSCHE NORM English price group 12No part of this standard 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 77.140.10; 77.140.50!$Y
2、=“1542659www.din.deDDIN EN 10025-6Hot rolled products of structural steels Part 6: Technical delivery conditions for flat products of high yieldstrength structural steels in the quenched and tempered condition(includes Amendment A1:2009)English version of DIN EN 10025-6:2009-08Warmgewalzte Erzeugnis
3、se aus Bausthlen Teil 6: Technische Lieferbedingungen fr Flacherzeugnisse aus Sthlen mit hhererStreckgrenze im vergteten Zustand (enthlt nderung A1:2009)Englische Fassung DIN EN 10025-6:2009-08SupersedesDIN EN 10025-6:2005-02www.beuth.deDocument comprises 26 pagesDIN EN 10025-6:2009-08 National fore
4、word This standard has been prepared by Technical Committee ECISS/TC 10 “Structural steels Grades and qualities”, (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Eisen und Stahl (Iron and Steel Standards Committee), Subcommittee NA 021-00-
5、04-01 UA Sthle fr den Stahlbau. The amendments are largely based on the publication of CEN/TR 10347. ECSC IC 2 referred to in Annex B was withdrawn in November 2005. Amendments This standard differs from DIN EN 10025-6:2005-02 as follows: a) The foreword has been changed. b) Subclauses 7.4.2.1 and 7
6、.4.2.2 have been revised. c) The reference to ECSC IC 2:1983 (withdrawn) has been deleted from the bibliography. d) CEN/TR 10347 has been included in the bibliography. Previous editions EURONORM 137: 1983-03 DIN EN 10137-2: 1995-11 DIN EN 10025-6: 2005-02 2 EUROPEAN STANDARD NORME EUROPENNE EUROPISC
7、HE NORM EN 10025-6:2004+A1 May 2009 ICS 77.140.10; 77.140.50 Supersedes EN 10025-6:2004English Version Hot rolled products of structural steels Part 6: Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition Produits lamins chau
8、d en aciers de construction Partie 6: Conditions techniques de livraison pour produits plats en aciers haute limite dlasticit ltat tremp et revenu Warmgewalzte Erzeugnisse aus Bausthlen Teil 6: Technische Lieferbedingungen fr Flacherzeugnisse aus Sthlen mit hherer Streckgrenze im vergteten Zustand T
9、his European Standard was approved by CEN on 1 April 2004 and includes Amendment 1 approved by CEN on 17 April 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any
10、 alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN 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 b
11、y translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, G
12、ermany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMU
13、NG Management Centre: Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 10025-6:2004+A1:2009: EEN 10025-6:2004+A1:2009 (E) 2 Contents Page Foreword 41 Scope 52 Normative references 52.1 General
14、standards .52.2 Standards on dimensions and tolerances (see 7.7.1) 62.3 Standards on testing .63 Terms and definitions .64 Classification and designation .64.1 Classification 64.1.1 Main quality classes 64.1.2 Grades and qualities .64.2 Designation 75 Information to be supplied by the purchaser .75.
15、1 Mandatory information 75.2 Options .76 Manufacturing process .86.1 Steel making process 86.2 Deoxidation or grain size 86.3 Delivery conditions 87 Requirements .87.1 General 87.2 Chemical composition 87.3 Mechanical properties .97.3.1 General 97.3.2 Impact properties .97.3.3 Improved deformation p
16、roperties perpendicular to the surface 97.4 Technological properties 97.4.1 Weldability 97.4.2 Formability . 107.4.3 Suitability for hot-dip zinc-coating 107.5 Surface properties 117.6 Internal soundness . 117.7 Tolerances on dimensions and shape, mass 118 Inspection 118.1 General . 118.2 Type of in
17、spection and inspection document . 118.3 Frequency of testing 118.3.1 Sampling 118.3.2 Test units . 118.3.3 Verification of chemical composition . 128.4 Tests to be carried out for specific inspection 129 Preparation of samples and test pieces . 129.1 Selection and preparation of samples for chemica
18、l analysis 129.2 Location and orientation of samples and test pieces for mechanical tests . 129.2.1 General . 129.2.2 Preparation of samples 139.2.3 Preparation of test pieces 13DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 3 9.2.4 Impact test pieces . 139.3 Identification of samples and test p
19、ieces . 1310 Test methods . 1310.1 Chemical analysis . 1310.2 Mechanical tests 1310.3 Ultrasonic testing 1310.4 Retests 1311 Marking, labelling, packaging 1412 Complaints . 1413 Options (see 5.2) 14Annex A (informative) List of corresponding former designations 21Annex B (informative) List of nation
20、al standards which correspond with ECSC IC 2 referenced 22Annex C (informative) Minimum recommended inside bend radii for flanging . 23Bibliography 24PageDIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 4 Foreword This document (EN 10025-6:2004+A1:2009) has been prepared by Technical Committee ECI
21、SS/TC 10 “Structural steels - Grades and qualities”, the secretariat of which is held by DIN. 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 November 2009, and conflicting national standards shal
22、l be withdrawn at the latest by November 2009. This document includes Amendment 1, approved by CEN on 2009-04-17. This document supersedes !EN 10025-6:2004“. The start and finish of text introduced or altered by amendment is indicated in the text by tags ! “. !deleted text“ The titles of the other p
23、arts of this document are: Part 1: General technical delivery conditions; Part 2: Technical delivery conditions for non-alloy structural steels; Part 3: Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels; Part 4: Technical delivery conditions for the
24、rmomechanical rolled weldable fine grain structural steels; Part 5: Technical delivery conditions for structural steels with improved atmospheric corrosion resistance. This document has been prepared under Mandate M/120 given to CEN by the European Commission and the European Free Trade Association,
25、 and supports essential requirements of the EU Construction Products Directive (89/106/EEC). For relationship with the EU Construction Products Directive, see informative Annex ZA of EN 10025-1:2004. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the follo
26、wing countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slov
27、enia, Spain, Sweden, Switzerland and United Kingdom. DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 5 1 Scope Part 6 of this document, in addition to part 1, specifies requirements for flat products of high yield strength alloy special steels. The grades and qualities are given in Tables 2 to 4
28、(chemical composition) and Tables 5 to 7 (mechanical properties) and are supplied in the quenched and tempered condition as given in 6.3. The steels specified in this document are applicable to hot-rolled flat products with a minimum nominal thickness of 3 mm and a maximum nominal thickness 150 mm f
29、or grades S460, S500, S550, S620 and S690, a maximum nominal thickness 100 mm for grade S890 and a maximum nominal thickness 50 mm for grade S960, in steels which, after quenching and tempering, have a specified minimum yield strength of 460 MPa1) to 960 MPa1). 2 Normative references The following r
30、eferenced 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 standards EN 1011-2, Welding Recommendations for wel
31、ding 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, Designation systems for steels Part 1: Steel names, prin
32、cipal 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, Delivery requirements for surface condition of hot-rolled steel pl
33、ates, wide flats and sections Part 2: Plates and wide flats. EN 10164, Steel products with improved deformation properties perpendicular to the surface of the product Technical delivery conditions. !deleted text“ 1) 1 MPa = 1 N/mm2. DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 6 2.2 Standards
34、on dimensions and tolerances (see 7.7.1) EN 10029, Hot rolled steel plates 3 mm thick or above Tolerances on dimensions, shape and mass. 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 allo
35、y steels Tolerances on dimensions and shape. EN 10162, Cold rolled steel sections Technical delivery conditions Dimensional and cross-sectional tolerances. 2.3 Standards on testing EN 10160, Ultrasonic testing of steel flat product of thickness equal to or greater than 6 mm (reflection method). 3 Te
36、rms and definitions For the purposes of this document, the terms and definitions given in EN 10025-1:2004 and the following apply. 3.1 quenching operation which consists of cooling a ferrous product more rapidly than in still air 3.2 tempering heat treatment applied to a ferrous product generally af
37、ter quench hardening or other heat treatment to bring the properties to the required level It consists of heating to specific temperatures ( 50 100 100 150 S460Q S460QL S460QL1 1.8908 1.8906 1.8916 0,47 0,48 0,50 S500Q S500QL S500QL1 1.8924 1.8909 1.8984 0,47 0,70 0,70 S550Q S550QL S550QL1 1.8904 1.
38、8926 1.8986 0,65 0,77 0,83 S620Q S620QL S620QL1 1.8914 1.8927 1.8987 0,65 0,77 0,83 S690Q S690QL S690QL1 1.8931 1.8928 1.8988 0,65 0,77 0,83 S890Q S890QL S890QL1 1.8940 1.8983 1.8925 0,72 0,82 - S960Q S960QL 1.8941 1.8933 0,82 - - aFor the optional increase of elements which influence the CEV see 7.
39、4.3. DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 18 Table 5 Mechanical properties at ambient temperature for quenched and tempered steel Designation Minimum yield strength ReH MPaaNominal thickness mm Tensile strength RmMPaaNominal thickness mm Minimum percentage elongation after fracture % L
40、o= 5,65 SoAccording EN 10027-1 !deleted text“ According EN 10027-2 3 50 50 100 100 150 3 50 50 100 100 150 S460Q S460QL S460QL1 1.8908 1.8906 1.8916 460 440 400 550 to 720 500 to 670 17 S500Q S500QL S500QL1 1.8924 1.8909 1.8984 500 480 440 590 to 770 540 to 720 17 S550Q S550QL S550QL1 1.8904 1.8926
41、1.8986 550 530 490 640 to 820 590 to 770 16 S620Q S620QL S620QL1 1.8914 1.8927 1.8987 620 580 560 700 to 890 650 to 830 15 S690Q S690QL S690QL1 1.8931 1.8928 1.8988 690 650 630 770 to 940 760 to 930 710 to 900 14 S890Q S890QL S890QL1 1.8940 1.8983 1.8925 890 830 - 940 to 1 100 880 to 1 100 - 11 S960
42、Q S960QL 1.8941 1.8933 960 - - 980 to 1 150 - - 10 a1 MPa = 1 N/mm2DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 19 Table 6 Minimum values of impact energy for impact tests on longitudinal V-notch test pieces for quenched and tempered steel Designation Minimum values of impact energy in J at te
43、st temperatures, in C According EN 10027-1 !deleted text“ According EN 10027-2 0 - 20 - 40 - 60 S460Q S500Q S550Q S620Q S690Q S890Q S960Q 1.8908 1.8924 1.8904 1.8914 1.8931 1.8940 1.8941 40 30 - - S460QL S500QL S550QL S620QL S690QL S890QL S960QL 1.8906 1.8909 1.8926 1.8927 1.8928 1.8983 1.8933 50 40
44、 30 - S460QL1 S500QL1 S550QL1 S620QL1 S690QL1 S890QL1 1.8916 1.8984 1.8986 1.8987 1.8988 1.8925 60 50 40 30 DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 20 Table 7 Minimum values of impact energy for impact tests on transverse V-notch test pieces for quenched and tempered steel, when the impac
45、t test on transverse test pieces is agreed at the time of the order See option 30 Designation Minimum values of impact energy in J at test temperatures, in C According EN 10027-1 !deleted text“ According EN 10027-2 0 - 20 - 40 - 60 S460Q S500Q S550Q S620Q S690Q S890Q S960Q 1.8908 1.8924 1.8904 1.891
46、4 1.8931 1.8940 1.8941 30 27 - - S460QL S500QL S550QL S620QL S690QL S890QL S960QL 1.8906 1.8909 1.8926 1.8927 1.8928 1.8983 1.8933 35 30 27 - S460QL1 S500QL1 S550QL1 S620QL1 S690QL1 S890QL1 1.8916 1.8984 1.8986 1.8987 1.8988 1.8925 40 35 30 27 DIN EN 10025-6:2009-08 EN 10025-6:2004+A1:2009 (E) 21 An
47、nex A (informative) List of corresponding former designations Table A.1 List of corresponding former designations Designation according EN 10025-6 Equivalent former designations in According EN 10137-2:1995 EU 137 (1983) Germany France Sweden S460Q S460QL S460QL1 1.8908 1.8906 1.8916 S460Q S460QL S4
48、60QL1 1.8908 1.8906 1.8916 FeE 460 V FeE 460 V KT - TStE 460 V - E460T S500Q S500QL S500QL1 1.8924 1.8909 1.8984 S500Q S500QL S500QL1 1.8924 1.8909 1.8984 FeE 500 V FeE 500 V KT StE 500 V TStE 500 V EStE 500 V E 500T 2614 2615 S550Q S550QL S550QL1 1.8904 1.8926 1.8986 S550Q S550QL S550QL1 1.8904 1.8926 1.8986 FeE 550 V FeE 550 V KT StE 550 V TStE 550 V EStE 550 V E 550T S620Q S620QL S620QL1 1.8914 1.8927 1.8987 S620Q S620QL S620QL1 1.8914 1.8927 1.8987 FeE 620 V FeE 620 V KT StE 620 V TStE 620 V EStE 620 V E 620T S690Q S6
