DIN EN ISO 16120-2-2017 Non-alloy steel wire rod for conversion to wire - Part 2 Specific requirements for general purpose wire rod (ISO 16120-2 2017) German version EN ISO 16120-2.pdf

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1、June 2017 English price group 9No part of this translation 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 77.140.65!%fG“2679636www.din.deDIN E

2、N ISO 16120-2Nonalloy steel wire rod for conversion to wire Part 2: Specific requirements for general purpose wire rod (ISO 161202:2017);English version EN ISO 161202:2017,English translation of DIN EN ISO 16120-2:2017-06Walzdraht aus unlegiertem Stahl zum Ziehen Teil 2: Besondere Anforderungen an W

3、alzdraht fr allgemeine Verwendung (ISO 161202:2017);Englische Fassung EN ISO 161202:2017,Englische bersetzung von DIN EN ISO 16120-2:2017-06Filmachine en acier non alli destin la fabrication de fils Partie 2: Exigences spcifiques au filmachine dusage gnral (ISO 161202:2017);Version anglaise EN ISO 1

4、61202:2017,Traduction anglaise de DIN EN ISO 16120-2:2017-06SupersedesDIN EN ISO 161202:201110www.beuth.deDocument comprises 14 pagesDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.05.17 DIN EN ISO 16120-2:2017-06 2 A comma is used

5、as the decimal marker. National foreword This document (EN ISO 16120-2:2017) has been prepared by Technical Committee ISO/TC 17 “Steel” in collaboration with Technical Committee ECISS/TC 106 “Wire rod and wires” (Secretariat: AFNOR, France). The responsible German body involved in its preparation wa

6、s DIN-Normenausschuss Eisen und Stahl (DIN Standards Committee Iron and Steel), Working Committee NA 021-00-08-02 UA “Wire rod for drawing”. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 16120-1 DIN EN ISO 16120-1 Amendments This stan

7、dard differs from DIN EN ISO 16120-2:2011-10 as follows: a) normative references have been updated; b) in Table 4, variations of the tensile strength have been revised and are now presented as Option A; c) Table 5 has been included; it also includes values for the variation of the tensile strength;

8、however, it is presented as Option B for specific applications; d) the standard has been editorially revised. Previous editions DIN 17140: 1962-12 DIN 17140-1: 1983-03 DIN EN 10016-2: 1995-04 DIN EN ISO 16120-2: 2011-10 National Annex NA (informative) Bibliography DIN EN ISO 16120-1:-*, Non-alloy st

9、eel wire rod for conversion to wire Part 1: General requirements (ISO 16120-1:-) *Currently in preparation. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 16120-2 February 2017 ICS 77.140.60 Supersedes EN ISO 16120-2:2011English Version Non-alloy steel wire rod for conversion to wire - Par

10、t 2: Specific requirements for general purpose wire rod(ISO 16120-2:2017) Fil-machine en acier non alli destin la fabrication de fils - Partie 2: Exigences spcifiques au fil-machine d usage gnral (ISO 16120-2:2017) Walzdraht aus unlegiertem Stahl zum Ziehen - Teil 2: Besondere Anforderungen an Walzd

11、raht fr allgemeine Verwendung (ISO 16120-2:2017) This European Standard was approved by CEN on 15 February 2017. 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 al

12、teration. Up-to-date lists and bibliographical references concerning 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 m

13、ade by translation under the responsibility of a CEN member into 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, Est

14、onia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE

15、 FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 16120-2:2017 EForeword . 4

16、1 Scope . 52 Normative references 53 Terms and definitions . 54 Designation 55 Requirements 65.1 General . 65.2 Chemical composition 65.3 Internal soundness and surface quality 85.4 Depth of surface discontinuities 85.5 Core segregation 85.6 Tensile strength 85.7 Scale characteristics . 95.8 Mechani

17、cal damage . 9Annex A (informative) Steel designations and designation of comparable steel grades 10Bibliography .12Contents Page2EN ISO 16120-2:2017 (E) DIN EN ISO 16120-2:2017-06 European foreword .3European foreword This document (EN ISO 16120-2:2017) has been prepared by Technical Committee ISO/

18、TC 17 “Steel” in collaboration with Technical Committee ECISS/TC 106 “Wire rod and wires” the secretariat of which is held by AFNOR. 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 August 2017, an

19、d conflicting national standards shall be withdrawn at the latest by August 2017. Attention 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

20、 document supersedes EN ISO 16120-2:2011. 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 Y

21、ugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 16

22、120-2:2017 has been approved by CEN as EN ISO 16120-2:2017 without any modification. 3EN ISO 16120-2:2017 (E) DIN EN ISO 16120-2:2017-06 ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing

23、International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaiso

24、n with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Direct

25、ives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).Attention is drawn to the possibility that s

26、ome of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent decla

27、rations received (see www .iso .org/ patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information

28、 about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 17, Steel, Subcommittee SC 17, Steel wire rod and wire products.This thir

29、d edition cancels and replaces the second edition (ISO 16120-2:2011), which has been technically revised.A list of all parts in the ISO 16120 series can be found on the ISO website.4EN ISO 16120-2:2017 (E) DIN EN ISO 16120-2:2017-06 1 ScopeThis document is applicable to general purpose steel wire ro

30、d for drawing and/or cold rolling.2 Normative referencesThe following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of t

31、he referenced document (including any amendments) applies.ISO 4948-2, Steels Classification Part 2: Classification of unalloyed and alloy steels according to main quality classes and main property or application characteristicsISO 16120-1:,1)Non-alloy steel wire rod for conversion to wire Part 1: Ge

32、neral requirements3 Terms and definitionsNo terms and definitions are listed in this document.ISO and IEC maintain terminological databases for use in standardization at the following addresses: IEC Electropedia: available at h t t p :/ www .electropedia .org/ ISO Online browsing platform: available

33、 at h t t p :/ www .iso .org/ obp4 DesignationIn the designation C#D, “C” means non-alloy steel (see ISO/TS 4949); # is the indicative average content of carbon; “D” signifies that it is for wire-drawing.If steels are ordered according to chemical composition, # indicates the values to be inserted b

34、y the purchaser according to the steel names designated in Table 1, first column.The designations of comparable steel grades in national or regional standards are provided in Annex A.Steels can also be ordered according to tensile strength. The mid-point of the required ultimate tensile strength (UT

35、S) range shall be indicated as a suffix to the grade designation, e.g. C#D 1020, where the required mid-point of the UTS is 1 020 MPa. “#” means “to be left blank” since the carbon content is at the discretion of the supplying mill, and the supplying mill indicates the exact number of # based on the

36、 grade designation until shipment. See Table 1 for the grade designation.1) Under preparation. Stage at the time of publication: ISO/FDIS 16120-1:2016.5EN ISO 16120-2:2017 (E) DIN EN ISO 16120-2:2017-06 5 Requirements5.1 GeneralFor the general requirements, see ISO 16120-1.5.2 Chemical compositionFo

37、r the heat analysis, the values shown in Table 1 shall apply. If a product analysis is required, the permissible deviations of the product analysis relative to the specified value of the heat analysis are given in Table 2.Table 1 Chemical analysis (heat analysis) Steel gradeaHeat analysisCb%Sic%Mnd%

38、P%max.S%max.Cr%max.Ni%max.Mo%max.Cue%max.Alf%max.C4D 0,06 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C7D 0,05 to 0,09 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C9D 0,10 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C10D 0,08 to 0,13 0,30 0,30 to 0,60 0,035 0,035 0,20 0

39、,25 0,05 0,30 0,01C12D 0,10 to 0,15 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C15D 0,12 to 0,17 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C18D 0,15 to 0,20 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,30 0,01C20D 0,18 to 0,23 0,30 0,30 to 0,60 0,035 0,035 0,20 0,25 0,05 0,3

40、0 0,01C26D 0,24 to 0,29 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,20 0,25 0,05 0,30 0,01C32D 0,30 to 0,35 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,20 0,25 0,05 0,30 0,01C38D 0,35 to 0,40 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,20 0,25 0,05 0,30 0,01C42D 0,40 to 0,45 0,10 to 0,30 0,50 to 0,80 0,030 0,03

41、0 0,20 0,25 0,05 0,30 0,01C48D 0,45 to 0,50 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C50D 0,48 to 0,53 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C52D 0,50 to 0,55 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C56D 0,53 to 0,58 0,10 to 0,30 0,5

42、0 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C58D 0,55 to 0,60 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01NOTE Elements not included in Table 1 may not be added intentionally to the steel without the agreement of the purchaser, except those intended for finishing the heat. By agr

43、eement at the time of ordering, the grades can contain additions (commonly termed microalloying additions) of Cr and V. The content of Cr is up to 0,30 % and the content of V is 0,05 % to 0,10 %.aNon-alloy quality steel for general purposes shall comply with unalloyed quality steel in ISO 4948-2.bFo

44、r steel grades C26D to C92D, the carbon range may be enlarged by lowering the minimum by 0,01 % and by increasing the maximum by 0,01%, by agreement between the supplier and purchaser.cFor wire rod intended for galvanization, the required lower limit of silicon content should be specified at the tim

45、e of ordering. By agreement at the time of ordering, the maximum silicon level for grades C4D to C20D may be further restricted.dFor grades from C15D to C92D, a different range from the one indicated in Table 1, but of the same amplitude, can be agreed at the time of ordering, with a maximum not exc

46、eeding 1,20 % and a minimum not lower than 0,30 %.eA maximum copper content of 0,20 % may be agreed at the time of ordering. For steel grades C48D to C92D, Cu + Sn shall be 0,25 %.fBy agreement at the time of ordering, the value for aluminium can be fixed at 0,01 % to 0,06 %. In such cases, the valu

47、e of silicon can be fixed at 0,10 % on request.6EN ISO 16120-2:2017 (E) DIN EN ISO 16120-2:2017-06 Steel gradeaHeat analysisCb%Sic%Mnd%P%max.S%max.Cr%max.Ni%max.Mo%max.Cue%max.Alf%max.C60D 0,58 to 0,63 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C62D 0,60 to 0,65 0,10 to 0,30 0,50

48、to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C66D 0,63 to 0,68 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C68D 0,65 to 0,70 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C70D 0,68 to 0,73 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C72D 0,70 to 0,7

49、5 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C76D 0,73 to 0,78 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C78D 0,75 to 0,80 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C80D 0,78 to 0,83 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C82D 0,80 to 0,85 0,10 to 0,30 0,50 to 0,80 0,030 0,030 0,15 0,20 0,05 0,25 0,01C86D 0,83 to 0,88 0,10 to 0,30 0,50 to 0,80 0,030 0,0