1、April 2013 Translation by DIN-Sprachendienst.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 2
2、1.060.20!$T“1999349www.din.deDDIN EN ISO 8674Hexagon high nuts (style 2) with metric fine pitch thread Product grades A and B (ISO 8674:2012);English version EN ISO 8674:2012,English translation of DIN EN ISO 8674:2013-04Hohe Sechskantmuttern (Typ 2) mit metrischem Feingewinde Produktklassen A und B
3、 (ISO 8674:2012);Englische Fassung EN ISO 8674:2012,Englische bersetzung von DIN EN ISO 8674:2013-04crous hexagonaux hauts (style 2) filetage mtrique pas fin Grades A et B (ISO 8674:2012);Version anglaise EN ISO 8674:2012,Traduction anglaise de DIN EN ISO 8674:2013-04SupersedesDIN EN ISO 8674:2001-0
4、3www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.1303.13DIN EN ISO 8674:2013-04 2 A comma is used as the decimal marker. National foreword This document (EN ISO 8674:2012) has been prepared by Technical Committee ISO/TC 2 “Fastener
5、s” in collaboration with Technical Committee CEN/TC 185 “Fasteners” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Mechanische Verbin-dungselemente (Fasteners Standards Committee), Working Committee NA 067-00-03 AA Verbindungs-elemente mi
6、t metrischem Innengewinde. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 225 DIN EN ISO 225 ISO 724 DIN ISO 724 ISO 898-2 DIN EN ISO 898-2 ISO 965-1 DIN ISO 965-1 ISO 3269 DIN EN ISO 3269 ISO 4042 DIN EN ISO 4042 ISO 4759-1 DIN EN ISO
7、 4759-1 ISO 6157-2 DIN EN ISO 6157-2 ISO 8839 DIN EN 28839 ISO 8992 DIN ISO 8992 ISO 10683 DIN EN ISO 10683 Amendments This standard differs from DIN EN ISO 8674:2001-03 as follows: a) normative references are now undated; b) the letter symbol d has been replaced by D (in accordance with DIN EN ISO
8、225 and DIN ISO 724); c) in Table 1, the number of decimal places has been unified; d) Table 3 has been brought in line with the new edition of DIN EN ISO 898-2; e) the standard has been editorially revised and normative references have been updated. Previous editions DIN 971-2: 1983-12, 1987-10 DIN
9、 ISO 8674: 1990-01 DIN EN 28674: 1992-02 DIN EN ISO 8674: 2001-03 DIN EN ISO 8674:2013-04 3 National Annex NA (informative) Bibliography DIN EN 28839, Mechanical properties of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and
10、 descriptions of dimensions DIN EN ISO 898-2, Mechanical properties of fasteners made of carbon steel and alloy steel Part 2: Nuts with specified property classes Coarse thread and fine pitch DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN IS
11、O 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C DIN EN ISO 6157-2, Fasteners Surface discontinuities Part 2: Nuts DIN EN ISO 10683, Fasteners Non-electrolytically applied zinc flake coatings DIN ISO 724, ISO general purpose metric screw threads Basi
12、c dimensions DIN ISO 965-1, ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN EN ISO 8674:2013-04 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NOR
13、M EN ISO 8674 December 2012 ICS 21.060.20 Supersedes EN ISO 8674:2000English Version Hexagon high nuts (style 2) with metric fine pitch thread - Product grades A and B (ISO 8674:2012) crous hexagonaux hauts (style 2) filetage mtrique pas fin - Grades A et B (ISO 8674:2012) This European Standard was
14、 approved by CEN on 15 November 2012. 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 n
15、ational 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 made by translation under the responsibility of a CEN member into its own la
16、nguage 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, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Gree
17、ce, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG
18、Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 8674:2012: EHohe Sechskantmuttern (Typ 2) mit metrischem Feingewinde - Produktklassen A und B (ISO 8674:2012) Page DIN EN
19、 ISO 8674:2013-04 EN ISO 8674:2012 (E) 2 Foreword 3 Introduction .4 1 Scope 5 2 Normative references 5 3 Dimensions .5 4 Requirements and reference International Standards .7 5 Designation 7 Bibliography 8 Foreword This document (EN ISO 8674:2012) has been prepared by Technical Committee ISO/TC 2 Fa
20、steners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” 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 June 2013, and conflicting nation
21、al standards shall be withdrawn at the latest by June 2013. 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 document supersedes E
22、N ISO 8674:2000. 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 Yugoslav Republic of Maced
23、onia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 8674:2012 has been approved by CEN
24、as a EN ISO 8674:2012 without any modification. “DIN EN ISO 8674:2013-04 EN ISO 8674:2012 (E) 3 IntroductionThis International Standard belongs to a complete group of product standards developed by ISO on external hexagon drive fasteners. It comprises the following:a) hexagon head bolts (ISO 4014, I
25、SO 4015, ISO 4016 and ISO 8765);b) hexagon head screws (ISO 4017, ISO 4018 and ISO 8676);c) hexagon nuts (ISO 4032, ISO 4033, ISO 4034, ISO 4035, ISO 4036, ISO 7040, ISO 7041, ISO 7042, ISO 7719, ISO 7720, ISO 8673, ISO 8674, ISO 8675, ISO 10511, ISO 10512 and ISO 10513);d) hexagon bolts with flange
26、 (ISO 4162, ISO 15071 and ISO 15072);e) hexagon nuts with flange (ISO 4161, ISO 7043, ISO 7044, ISO 10663, ISO 12125, ISO 12126 and ISO 21670).DIN EN ISO 8674:2013-04 EN ISO 8674:2012 (E) 4 1 ScopeThis International Standard specifies the characteristics of hexagon high nuts (style 2) with metric fi
27、ne pitch thread, with nominal thread diameters, D, from 8 mm up to and including 36 mm, with product grade A for sizes D 16 mm and product grade B for sizes D 16 mm.If, in special cases, specifications other than those listed in this International Standard are required, they can be selected from exi
28、sting International Standards, for example ISO 724, ISO 898-2, ISO 965-1 and ISO 4759-1.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable to its application. For undated references, the latest edition of the referenc
29、ed document (including any amendments) applies.ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensionsISO 724, ISO general-purpose metric screw threads Basic dimensionsISO 898-2, Mechanical properties of fasteners made of carbon steel and alloy steel Part 2: Nuts with
30、 specified property classes Coarse thread and fine pitch threadISO 965-1, ISO general-purpose metric screw threads Tolerances Part 1: Principles and basic dataISO 3269, Fasteners Acceptance inspectionISO 4042, Fasteners Electroplated coatingsISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws
31、, studs and nuts Product grades A, B and CISO 6157-2, Fasteners Surface discontinuities Part 2: NutsISO 8839, Mechanical properties of fasteners Bolts, screws, studs and nuts made of non-ferrous metalsISO 8992, Fasteners General requirements for bolts, screws, studs and nutsISO 10683, Fasteners Non-
32、electrolytically applied zinc flake coatings3 DimensionsSee Figure 1 and Tables 1 and 2.Symbols and descriptions of dimensions are specified in ISO 225.DIN EN ISO 8674:2013-04 EN ISO 8674:2012 (E) 5 aUnless otherwise specified at the time of order, the nuts are delivered without washer-face.b = 15 t
33、o 30.c = 90 to 120.Figure 1Table 1 Preferred threadsDimensions in millimetresThread (D P) M81 M101 M121,5 M161,5 M201,5 M242 M302 M363cmax. 0,60 0,60 0,60 0,80 0,80 0,80 0,80 0,80min. 0,15 0,15 0,15 0,20 0,20 0,20 0,20 0,20damax. 8,75 10,80 13,00 17,30 21,60 25,90 32,40 38,90min. 8,00 10,00 12,00 16
34、,00 20,00 24,00 30,00 36,00dwmin. 11,63 14,63 16,63 22,49 27,70 33,25 42,75 51,11e min. 14,38 17,77 20,03 26,75 32,95 39,55 50,85 60,79mmax. 7,50 9,30 12,00 16,40 20,30 23,90 28,60 34,70min. 7,14 8,94 11,57 15,70 19,00 22,60 27,30 33,10mwmin. 5,71 7,15 9,26 12,56 15,20 18,08 21,84 26,48snom. = max.
35、13,00 16,00 18,00 24,00 30,00 36,00 46,00 55,00min. 12,73 15,73 17,73 23,67 29,16 35,00 45,00 53,80Table 2 Non-preferred threadsDimensions in millimetresThread (D P) M101,25 M121,25 M141,5 M181,5 M202 M221,5 M272 M332cmax. 0,60 0,60 0,60 0,80 0,80 0,80 0,80 0,80min. 0,15 0,15 0,15 0,20 0,20 0,20 0,2
36、0 0,20damax. 10,80 13,00 15,10 19,50 21,60 23,70 29,10 35,60min. 10,00 12,00 14,00 18,00 20,00 22,00 27,00 33,00dwmin. 14,63 16,63 19,64 24,85 27,70 31,35 38,00 46,55e min. 17,77 20,03 23,36 29,56 32,95 37,29 45,20 55,37mmax. 9,30 12,00 14,10 17,60 20,30 21,80 26,70 32,50min. 8,94 11,57 13,40 16,90
37、19,00 20,50 25,40 30,90mwmin. 7,15 9,26 10,72 13,52 15,20 16,40 20,32 24,72snom. = max. 16,00 18,00 21,00 27,00 30,00 34,00 41,00 50,00min. 15,73 17,73 20,67 26,16 29,16 33,00 40,00 49,00DIN EN ISO 8674:2013-04 EN ISO 8674:2012 (E) 6 4 Requirements and reference International StandardsSee Table 3.Ta
38、ble 3 Requirements and reference International StandardsMaterial SteelGeneral requirements International Standard ISO 8992ThreadTolerance class 6HInternational Standards ISO 724, ISO 965-1Mechanical propertiesProperty classD 16 mm: 8, 12D 36 mm: 10International Standard ISO 898-2ToleranceProduct gra
39、deD 16 mm: A D 16 mm: BInternational Standard ISO 4759-1Finish CoatingAs processedRequirements for electroplating are specified in ISO 4042.Requirements for non-electrolytically applied zinc flake coatings are specified in ISO 10683.Additional requirements or other finishes or coatings shall be agre
40、ed between the supplier and the purchaser.Surface integrityLimits for surface discontinuities are specified in ISO 6157-2.Acceptability Acceptance inspection is specified in ISO 3269.5 DesignationEXAMPLE A hexagon high nut (style 2) with thread M16 1,5 and property class 12 is designated as follows:
41、Hexagon high nut ISO 8674 - M16 1,5 - 12DIN EN ISO 8674:2013-04 EN ISO 8674:2012 (E) 7 Bibliography1 ISO 4014, Hexagon head bolts Product grades A and B2 ISO 4015, Hexagon head bolts Product grade B Reduced shank (shank diameter approximately equal to pitch diameter)3 ISO 4016, Hexagon head bolts Pr
42、oduct grade C4 ISO 4017, Hexagon head screws Product grades A and B5 ISO 4018, Hexagon head screws Product grade C6 ISO 4032, Hexagon regular nuts (style 1) Product grades A and B7 ISO 4033, Hexagon high nuts (style 2) Product grades A and B8 ISO 4034, Hexagon regular nuts (style 1) Product grade C9
43、 ISO 4035, Hexagon thin nuts chamfered (style 0) Product grades A and B10 ISO 4036, Hexagon thin nuts unchamfered (style 0) Product grade B11 ISO 4161, Hexagon nuts with flange, style 2 Coarse thread12 ISO 4162, Hexagon flange bolts Small series Product grade A with driving feature of product grade
44、B13 ISO 7040, Prevailing torque type hexagon regular nuts (with non-metallic insert) Property classes 5, 8 and 1014 ISO 7041, Prevailing torque type hexagon nuts (with non-metallic insert), style 2 Property classes 9 and 1215 ISO 7042, Prevailing torque type all-metal hexagon high nuts Property clas
45、ses 5, 8, 10 and 1216 ISO 7043, Prevailing torque type hexagon nuts with flange (with non-metallic insert) Product grades A and B17 ISO 7044, Prevailing torque type all-metal hexagon nuts with flange Product grades A and B18 ISO 7719, Prevailing torque type all-metal hexagon regular nuts Property cl
46、asses 5, 8 and 1019 ISO 7720, Prevailing torque type all-metal hexagon nuts, style 2 Property class 920 ISO 8673, Hexagon regular nuts (style 1) with metric fine pitch thread Product grades A and B21 ISO 8675, Hexagon thin nuts chamfered (style 0) with metric fine pitch thread Product grades A and B
47、22 ISO 8676, Hexagon head screws with metric fine pitch thread Product grades A and B23 ISO 8765, Hexagon head bolts with metric fine pitch thread Product grades A and B24 ISO 10511, Prevailing torque type hexagon thin nuts (with non-metallic insert)25 ISO 10512, Prevailing torque type hexagon regul
48、ar nuts (with non-metallic insert) with metric fine pitch thread Property classes 6, 8 and 1026 ISO 10513, Prevailing torque type all-metal hexagon high nuts with metric fine pitch thread Property classes 8, 10 and 1227 ISO 10663, Hexagon nuts with flange, style 2 Fine pitch threadDIN EN ISO 8674:20
49、13-04 EN ISO 8674:2012 (E) 8 28 ISO 12125, Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread, style 2 Product grades A and B29 ISO 12126, Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread, style 2 Product grades A and B30 ISO 15071, Hexagon b
