EN ISO 4032-2012 en Hexagon regular nuts (style 1) - Product grades A and B《定期六角螺母(款式1) 产品等级A和B》.pdf

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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN ISO 4032:2012Hexagon regular nuts (style 1) Product grades A and B BS EN ISO 4032:2012 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN

2、 ISO 4032:2012.It supersedes BS EN ISO 4032:2001 which is withdrawn.The UK participation in its preparation was entrusted to TechnicalCommittee FME/9, Fasteners.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to inclu

3、de all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2013. Published by BSI StandardsLimited 2013ISBN 978 0 580 78557 3ICS 21.060.20Compliance with a British Standard cannot confer immunity fromlegal obligations.This Britis

4、h Standard was published under the authority of theStandards Policy and Strategy Committee on 31 January 2013.Amendments issued since publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 4032 December 2012 ICS 21.060.20 Supersedes EN ISO 4032:2000English Version Hexa

5、gon regular nuts (style 1) - Product grades A and B (ISO 4032:2012) crous hexagonaux normaux (style 1) - Grades A et B (ISO 4032:2012) Sechskantmuttern, Typ 1 - Produktklassen A und B (ISO 4032:2012) This European Standard was approved by CEN on 13 November 2012. CEN members are bound to comply with

6、 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 CEN-CENELEC Manage

7、ment 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 language and notified to the CEN-CENELEC Management Centre has the same stat

8、us 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, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta

9、, 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 Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights o

10、f exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 4032:2012: EBS EN ISO 4032:2012EN ISO 4032:2012 (E) 3 Foreword This document (EN ISO 4032:2012) has been prepared by Technical Committee ISO/TC 2 “Fasteners“ in collaboration with Technical Commi

11、ttee 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 national standards shall be withdrawn at the latest

12、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 EN ISO 4032:2000. According to the CEN/CENELEC

13、Internal Regulations, the national standards organisations 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 Macedonia, France, Germany, Greece, Hungary, Icelan

14、d, 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 4032:2012 has been approved by CEN as a EN ISO 4032:2012 without any modification

15、. BS EN ISO 4032:2012ISO 4032:2012(E) ISO 2012 All rights reserved iiiContents PageForeword ivIntroduction v1 Scope 12 Normative references . 13 Dimensions . 24 Requirements and reference International Standards 45 Designation . 4Bibliography . 5BS EN ISO 4032:2012ISO 4032:2012(E)ForewordISO (the In

16、ternational Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee h

17、as been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical

18、 standardization.International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies

19、 for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or

20、all such patent rights.ISO 4032 was prepared by Technical Committee ISO/TC 2, Fasteners, Subcommittee SC 12, Fasteners with metric internal thread.This fourth edition cancels and replaces the third edition (ISO 4032:1999, corrected and reprinted 2001), of which it constitutes a minor revision.iv ISO

21、 2012 All rights reservedBS EN ISO 4032:2012ISO 4032:2012(E)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, ISO 4015, ISO 4016 and ISO 8765);b) h

22、exagon 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 (ISO 4162, ISO 15071 and ISO 15072)

23、;e) hexagon nuts with flange (ISO 4161, ISO 7043, ISO 7044, ISO 10663, ISO 12125, ISO 12126 and ISO 21670). ISO 2012 All rights reserved vBS EN ISO 4032:2012BS EN ISO 4032:2012Hexagon regular nuts (style 1) Product grades A and B1 ScopeThis International Standard specifies the characteristics of hex

24、agon regular nuts (style 1), with threads from M1,6 up to and including M64, with product grade A for threads D M16 and product grade B for threads D M16.If, in special cases, specifications other than those listed in this International Standard are required, they can be selected from existing Inter

25、national Standards, for example ISO 724, ISO 898-2, ISO 965-1, ISO 3506-2 and ISO 4759-1.NOTE For hexagon high nuts (style 2), see ISO 4033.2 Normative referencesThe following documents, in whole or in part, are normatively referenced in this document and are indispensable to its application. For un

26、dated references, the latest edition of the referenced 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 ma

27、de of carbon steel and alloy steel Part 2: Nuts with 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 3506-2, Mechanical properties of corrosion-r

28、esistant stainless steel fasteners Part 2: NutsISO 4042, Fasteners Electroplated coatingsISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and CISO 6157-2, Fasteners Surface discontinuities Part 2: NutsISO 8839, Mechanical properties of fasteners Bolts, s

29、crews, studs and nuts made of non-ferrous metalsISO 8992, Fasteners General requirements for bolts, screws, studs and nutsISO 10683, Fasteners Non-electrolytically applied zinc flake coatingsISO 10684, Fasteners Hot dip galvanized coatingsINTERNATIONAL STANDARD ISO 4032:2012(E) ISO 2012 All rights r

30、eserved 1BS EN ISO 4032:2012ISO 4032:2012(E)3 DimensionsSee Figure 1 and Tables 1 and 2. Symbols and descriptions of dimensions are specified in ISO 225.aUnless otherwise specified at the time of order, the nuts are delivered without washer-face.b = 15 to 30.c = 90 to 120.Figure 1Table 1 Preferred t

31、hreadsDimensions in millimetresThread DM1,6 M2 M2,5 M3 M4 M5 M6 M8 M10 M12Pa0,35 0,4 0,45 0,5 0,7 0,8 1 1,25 1,5 1,75c max. 0,20 0,20 0,30 0,40 0,40 0,50 0,50 0,60 0,60 0,60min. 0,10 0,10 0,10 0,15 0,15 0,15 0,15 0,15 0,15 0,15damax. 1,84 2,30 2,90 3,45 4,60 5,75 6,75 8,75 10,80 13,00min. 1,60 2,00

32、2,50 3,00 4,00 5,00 6,00 8,00 10,00 12,00dwmin. 2,40 3,10 4,10 4,60 5,90 6,90 8,90 11,60 14,60 16,60e min. 3,41 4,32 5,45 6,01 7,66 8,79 11,05 14,38 17,77 20,03m max. 1,30 1,60 2,00 2,40 3,20 4,70 5,20 6,80 8,40 10,80min. 1,05 1,35 1,75 2,15 2,90 4,40 4,90 6,44 8,04 10,37mwmin. 0,80 1,10 1,40 1,70 2

33、,30 3,50 3,90 5,20 6,40 8,30snom. = max. 3,20 4,00 5,00 5,50 7,00 8,00 10,0 13,00 16,00 18,00min. 3,02 3,82 4,82 5,32 6,78 7,78 9,78 12,73 15,73 17,732 ISO 2012 All rights reservedBS EN ISO 4032:2012ISO 4032:2012(E)Table 1 (continued)Dimensions in millimetresThread DM16 M20 M24 M30 M36 M42 M48 M56 M

34、64Pa2 2,5 3 3,5 4 4,5 5 5,5 6c max. 0,80 0,80 0,80 0,80 0,80 1,00 1,00 1,00 1,00min. 0,20 0,20 0,20 0,20 0,20 0,30 0,30 0,30 0,30damax. 17,30 21,60 25,90 32,40 38,90 45,40 51,80 60,50 69,10min. 16,00 20,00 24,00 30,00 36,00 42,00 48,00 56,00 64,00dwmin. 22,50 27,70 33,30 42,80 51,10 60,00 69,50 78,7

35、0 88,20e min. 26,75 32,95 39,55 50,85 60,79 71,30 82,60 93,56 104,86m max. 14,80 18,00 21,50 25,60 31,00 34,00 38,00 45,00 51,00min. 14,10 16,90 20,20 24,30 29,40 32,40 36,40 43,40 49,10mwmin. 11,30 13,50 16,20 19,40 23,50 25,90 29,10 34,70 39,30snom. = max. 24,00 30,00 36,00 46,00 55,00 65,00 75,00

36、 85,00 95,00min. 23,67 29,16 35,00 45,00 53,80 63,10 73,10 82,80 92,80aP is the pitch of the thread.Table 2 Non-preferred threadsDimensions in millimetresThread DM3,5 M14 M18 M22 M27 M33 M39 M45 M52 M60Pa0,6 2 2,5 2,5 3 3,5 4 4,5 5 5,5c max. 0,40 0,60 0,80 0,80 0,80 0,80 1,00 1,00 1,00 1,00min. 0,15

37、 0,15 0,20 0,20 0,20 0,20 0,30 0,30 0,30 0,30damax. 4,00 15,10 19,50 23,70 29,10 35,60 42,10 48,60 56,20 64,80min. 3,50 14,00 18,00 22,00 27,00 33,00 39,00 45,00 52,00 60,00dwmin. 5,00 19,60 24,90 31,40 38,00 46,60 55,90 64,70 74,20 83,40e min. 6,58 23,36 29,56 37,29 45,20 55,37 66,44 76,95 88,25 99

38、,21m max. 2,80 12,80 15,80 19,40 23,80 28,70 33,40 36,00 42,00 48,00min. 2,55 12,10 15,10 18,10 22,50 27,40 31,80 34,40 40,40 46,40mwmin. 2,00 9,70 12,10 14,50 18,00 21,90 25,40 27,50 32,30 37,10snom. = max. 6,00 21,00 27,00 34,00 41,00 50,00 60,00 70,00 80,00 90,00min. 5,82 20,67 26,16 33,00 40,00

39、49,00 58,80 68,10 78,10 87,80aP is the pitch of the thread. ISO 2012 All rights reserved 3BS EN ISO 4032:2012ISO 4032:2012(E)4 Requirements and reference International StandardsSee Table 3.Table 3 Requirements and reference International StandardsMaterial Steel Stainless steel Non-ferrous metalGener

40、al requirementsInternational StandardISO 8992ThreadTolerance class6HInternational StandardsISO 724, ISO 965-1Mechanical propertiesProperty classD M39: as agreed D M39: as agreedInternational StandardsM5 D M39: ISO 898-2 D M39: ISO 3506-2D M39: as agreed (specified in ISO 898-2:2012, Annex A)D M39: a

41、s agreedToleranceProduct gradeD M16: AD M16: BInternational StandardISO 4759-1Finish CoatingAs processed As processedRequirements for electroplating are specified in ISO 4042.Requirements for non-electrolytically applied zinc flake coatings are specified in ISO 10683.Requirements for hot dip galvani

42、zed coatings are specified in ISO 10684.Clean and brightA method for passivation is specified in ISO 16048.Requirements for electroplating are specified in ISO 4042.Additional requirements or other finishes or coatings shall be agreed between the supplier and the purchaser.Surface integrityLimits fo

43、r surface discontinuities are specified in ISO 6157-2.Acceptability Acceptance inspection is specified in ISO 3269.5 DesignationEXAMPLE A hexagon regular nut (style 1) with thread M12 and property class 8 is designated as follows:Hexagon regular nut ISO 4032 - M12 - 84 ISO 2012 All rights reservedBS

44、 EN ISO 4032:2012ISO 4032:2012(E)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 Product grade C4 ISO 4017, Hexagon head screws Product g

45、rades A and B5 ISO 4018, Hexagon head screws Product grade C6 ISO 4033, Hexagon high nuts (style 2) Product grades A and B7 ISO 4034, Hexagon regular nuts (style 1) Product grade C8 ISO 4035, Hexagon thin nuts chamfered (style 0) Product grades A and B9 ISO 4036, Hexagon thin nuts unchamfered (style

46、 0) Product grade B10 ISO 4161, Hexagon nuts with flange, style 2 Coarse thread11 ISO 4162, Hexagon flange bolts Small series Product grade A with driving feature of product grade B12 ISO 7040, Prevailing torque type hexagon regular nuts (with non-metallic insert) Property classes 5, 8 and 1013 ISO

47、7041, Prevailing torque type hexagon nuts (with non-metallic insert), style 2 Property classes 9 and 1214 ISO 7042, Prevailing torque type all-metal hexagon high nuts Property classes 5, 8, 10 and 1215 ISO 7043, Prevailing torque type hexagon nuts with flange (with non-metallic insert), style 2 Prod

48、uct grades A and B16 ISO 7044, Prevailing torque type all-metal hexagon nuts with flange, style 2 Product grades A and B17 ISO 7719, Prevailing torque type all-metal hexagon regular nuts Property classes 5, 8 and 1018 ISO 7720, Prevailing torque type all-metal hexagon nuts, style 2 Property class 91

49、9 ISO 8673, Hexagon regular nuts (style 1) with metric fine pitch thread Product grades A and B20 ISO 8674, Hexagon high nuts (style 2) 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 B22 ISO 8676, Hexagon head screws with metric fine pitch thread Product grades A and B23 ISO 8765, Hexagon head bo