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本文(EN ISO 4026-2003 en Hexagon socket set screws with flat point《内六角平端定位螺钉 ISO 4026-2003》.pdf)为本站会员(花仙子)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

EN ISO 4026-2003 en Hexagon socket set screws with flat point《内六角平端定位螺钉 ISO 4026-2003》.pdf

1、BRITISH STANDARD BS EN ISO 4026:2003 Incorporating Corrigendum No. 1 Hexagon socket set screws with flat point The European Standard EN ISO 4026:2003 has the status of a British Standard ICS 21.060.10 BS EN ISO 4026:2003 This British Standard was published under the authority of the Standards Policy

2、 and Strategy Committee on 19 December 2003 BSI 2 April 2004 ISBN 0 580 43189 4 National foreword This British Standard is the official English language version of EN ISO 4026:2003. It is identical with ISO 4026:2003. It supersedes BS 4168-2:1994 which is withdrawn. The UK participation in its prepa

3、ration was entrusted by Technical Committee FME/9, Nuts, bolts and accessories, to Subcommittee FME/9/8, Hexagon socket screws, 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 w

4、hich implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publi

5、cation does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible internation

6、al/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor 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 ISO tit

7、le page, the EN ISO foreword page, the ISO title page, pages ii and iii, a blank page, pages 1 to 4, the Annex ZA page and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments 15066 2

8、 April 2004 Correction to EN ISO Foreword and incorporation of Annex ZAEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO4026 December2003 ICS21.060.10 Englishversion Hexagonsocketsetscrewswithflatpoint(ISO4026:2003) Vissansttesixpanscreux,boutplat(ISO4026:2003) GewindestiftemitInnensechskantmitKe

9、gelkuppe(ISO 4026:2003) ThisEuropeanStandardwasapprovedbyCENon4November2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings

10、uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamest

11、atusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATI

12、ON COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO4026:2003EINESO04:6202(30E) 2 CORRECTED20040303 Foreword Thisdocument(ENISO4026:2003)has

13、beenpreparedbyTechnicalCommitteeISO/TC2 “Fasteners“incollaborationwithTechnicalCommitteeCEN/TC185“Threadedandnon threadedmechanicalfastenersandaccessories“,thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationof anidenticaltextorbyendorsem

14、ent,atthelatestbyJune2004,andconflictingnational standardsshallbewithdrawnatthelatestbyJune2004. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsof thefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany

15、,Greece,Hungary,Iceland,Ireland,Italy, Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,Switzerlandand theUnitedKingdom. Endorsementnotice ThetextofISO4026:2003hasbeenapprovedbyCENasENISO4026:2003withoutany modifications. NOTENormativereferencestoInternationalStandardsarelistedinAn

16、nexZA(normative). ENISO4026:2003INTERNATIONAL STANDARD ISO 4026 Third edition 2003-12-01 Reference number ISO 4026:2003(E) Hexagon socket set screws with flat point Vis sans tte six pans creux, bout platENISO4026:2003ISO :6204(3002)E ii ISO 3002 All rithgs reresvde id FDPscalimer ThFDP si fam eliy c

17、tnome niat deddebyepfa.sec In cacnadrociw eth sebodA sneciliycilop gn, thf siam elirp eb ytnide or viewb detu llahs ton tide ebed lnuet sst ehyfepcaa hcihw serdebme et desnecil era dedo tsni dnat no dellahpmoc eturep reformign ttide ehign. In odt gnidaolnwsih liferap ,tcca seitpe trehnie snopser eht

18、itiliby fo nto fnirA gnigniycilop gnisnecil sebod. Teh SItneC Olar Seerctraiat catpecs ibail ontily t nih.aera si Aebod t a sirramedak fo AsyS ebodtmeI snocrropta.de teDlias fo tfos ehtwcudorp erats t desutaerc ot esih FDP fb nac elif et ni dnuoG ehreneI lafnr oleative tt of eh;eli tP ehDF-rctaenoi

19、temaraptpo erew sremizif deorp rinti.gn Evrey t neeb sah eracakt neo rusnee ttah tf ehtius si elibaf elosu re by ISO memdob rebsei. In eht kilnuyle evtne ttah a borplme rtaleit gno it si f,dnuo esaelp ifnrom thtneC erla ceSrteraita ta teh sserdda vigoleb new. IOS 3002 Alr lithgs reresv.de sselnU toe

20、siwreh sficep,dei rap ont fo thbup silitaciam nocudorper eb yde or tuilidez na nif yorm ro by nam ysnae, tcelerm ro cinocinahcela, tohp gnidulcnicopom dna gniyicrfomli, tiwuoht repsimsi noin wrtif gnirtie mohI reSO ta the asserdd ebwol or ISOmem sreb obyd t nitnuoc ehry fo teh euqertsre. SIc Oopyrig

21、ho tfifce saCsop etela 65 -HCG 1121eneva 02 T.le 22 14 + 10 947 11 Fxa + 22 14 0 94774 9 Eam-il ocpyrithgios.ogr Web wwwi.soo.rg ENISO4026:2003OSI 2043002:6)E( ISO 3002 r llAithgs reservde iii Foreword ISO (the International Organization for Standardization) is a worldwide federation of national sta

22、ndards 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 has been established has the right to be represented on that committee. International or

23、ganizations, 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 standardization. International Standards are drafted in accordance with the rules give

24、n 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 for voting. Publication as an International Standard requires approval by at least 7

25、5 % 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 all such patent rights. ISO 4026 was prepared by Technical Committee ISO/TC 2, Faste

26、ners. This third edition cancels and replaces the second edition (ISO 4026:1993), which has been technically revised. ENISO4026:2003ANRETNIITOTS LANDNADRA OSI 2043002:6)E( ISO 3002 r llAithgs reservde 1 Hexagon socket set screws with flat point 1S c o p e This International Standard specifies the ch

27、aracteristics of hexagon socket set screws with flat point and threads from M1,6 up to and including M24 and of product grade A. If, in special cases, specifications other than those listed in this International Standard are required, they should be selected from existing International Standards, e.

28、g. ISO 261, ISO 898-5, ISO 965-2, ISO 3506-3 and ISO 4759-1. 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 (

29、including any amendments) applies. ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and designations of dimensions ISO 261, ISO general-purpose metric screw threads General plan ISO 898-5, Mechanical properties of fasteners made of carbon steel and alloy steel Part 5: Set screws and similar

30、threaded fasteners not under tensile stresses ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads Medium quality ISO 965-3, ISO general purpose metric screw threads Tolerances Part 3: Deviations for constructi

31、onal screw threads ISO 3269, Fasteners Acceptance inspection ISO 3506-3, Mechanical properties of corrosion-resistant stainless-steel fasteners Part 3: Set screws and similar fasteners not under tensile stress ISO 4042, Fasteners Electroplated coatings ISO 4759-1, Tolerances for fasteners Part 1: Bo

32、lts, screws, studs and nuts Product grades A, B and C ISO 6157-1, Fasteners Surface discontinuities Part 1: Bolts, screws and studs for general requirements ISO 8839, Mechanical properties of fasteners Bolts, screws, studs and nuts made of non-ferrous metals ISO 8992, Fasteners General requirements

33、for bolts, screws, studs and nuts ISO 10683, Fasteners Non-electrolytically applied zinc flake coatings ISO 23429, Gauging of hexagon sockets ENISO4026:20031ISO :6204(3002)E 2 ISO 3002 All rithgs reresvde 3 Dimensions See Figure 1 and Table 1. Symbols and designations of dimensions are specified in

34、ISO 225. Permissible alternative form of socket For broached sockets which are at the maximum limit of size, the overcut resulting from drilling shall not exceed of the length of any flat of the socket which is . a The angle is a requirement for short-length screws of nominal length, , situated in t

35、he shaded areas in Table 1. b The angle applies only to the portion of the point situated below the root diameter of the thread. c Incomplete thread . d A slight rounding or countersink at the mouth of the socket is permissible. Figure 1 1/3 e/2 120 l 45 u2P ENISO4026:20032OSI 2043002:6)E( ISO 3002

36、r llAithgs reservde 3 Table 1 Dimensions Dimensions in millimetres Thread ( ) M1,6 M2 M2,5 M3 M4 M5 M6 M8 M10 M12 M16 M20 M24 a 0,35 0,4 0,45 0,5 0,7 0,8 1 1,25 1,5 1,75 2 2,5 3 max. 0,80 1,00 1,50 2,00 2,50 3,5 4,0 5,5 7,00 8,50 12,00 15,00 18,00 min. 0,55 0,75 1,25 1,75 2,25 3,2 3,7 5,2 6,64 8,14

37、11,57 14,57 17,57 min. Minor thread diameter b , c min. 0,809 1,011 1,454 1,733 2,303 2,873 3,443 4,583 5,723 6,863 9,149 11,429 13,716 c nom. 0,7 0,9 1,3 1,5 2 2,5 3 4 5 6 8 10 12 max. 0,724 0,913 1,300 1,58 2,08 2,58 3,08 4,095 5,14 6,14 8,175 10,175 12,212 min. 0,710 0,887 1,275 1,52 2,02 2,52 3,

38、02 4,020 5,02 6,02 8,025 10,025 12,032 min. d 0 , 70 , 81 , 21 , 21 , 522344 , 86 , 481 0 e 1,5 1,7 2 2 2,5 3 3,5 5 6 8 10 12 15 Approximate mass, in kilograms per 1 000 pieces ( ) (for information only) nom. min. max.2 1,8 2,3 0,021 0,0292,5 2,3 2,7 0,025 0,037 0,0633 2,8 3,2 0,029 0,044 0,075 0,1

39、4 3,76 4,24 0,037 0,059 0,1 0,14 0,225 4,76 5,24 0,046 0,074 0,125 0,18 0,3 0,446 5,76 6,24 0,054 0,089 0,15 0,22 0,38 0,56 0,768 7,71 8,29 0,07 0,119 0,199 0,3 0,54 0,8 1,11 1,89 10 9,71 10,29 0,148 0,249 0,38 0,7 1,04 1,46 2,52 3,78 12 11,65 12,35 0,299 0,46 0,86 1,28 1,81 3,15 4,78 6,8 16 15,65 1

40、6,35 0,62 1,18 1,76 2,51 4,41 6,78 9,6 16,3 20 19,58 20,42 1,49 2,24 3,21 5,67 8,76 12,4 21,5 32,3 25 24,58 25,42 2,84 4,09 7,25 11,2 15,9 28 42,6 57 30 29,58 30,42 4,97 8,82 13,7 19,4 34,6 52,9 72 35 34,5 35,5 10,4 16,2 22,9 41,1 63,2 87 40 39,5 40,5 12 18,7 26,4 47,7 73,5 102 45 44,5 45,5 21,2 29,

41、9 54,2 83,8 117 50 49,5 50,5 23,7 33,4 60,7 94,1 132 55 54,4 55,6 36,8 67,3 104 147 60 59,4 60,6 40,3 73,7 115 162 NOTE Commercial lengths are those between the bold stepped lines. ais the pitch of the thread. b . c Combined gauging os socket dimensions and , see ISO 23429. d For screws with nominal

42、 lengths in the shaded areas. e For screws with nominal lengths below the shaded areas. d P d p d f e s t l = 7,85 kg/dm 3 P e min = 1,14s min es ENISO4026:20033ISO :6204(3002)E 4 ISO 3002 All rithgs reresvde 4 Requirements and reference International Standards See Table 2. 5 Designation EXAMPLE A h

43、exagon socket set screw with flat point, thread M6, nominal length and of property class 45H, is designated as follows: Hexagon socket set screw ISO 4026 - M6 12 - 45H Table 2 Specifications and reference International Standards Material Steel Stainless steel Non-ferrous metal General requirements I

44、nternational Standard ISO 8992 Thread To l e r a n c e International Standards ISO 261, ISO 965-2, ISO 965-3 Mechanical properties Property class 45H A1-12H, A2-21H, A3-21H, A4-21H, A5-21H As agreed International Standards ISO 898-5 ISO 3506-3 ISO 8839 Tolerances Product grade A International Standa

45、rd ISO 4759-1 Finish As processed Plain Plain Requirements for electroplating are covered in ISO 4042. Requirements for electroplating are covered in ISO 4042. Requirements for non-electrolytically applied zinc flake coatings are covered in ISO 10683. Surface discontinuities Limits for surface disco

46、ntinuities are covered in ISO 6157-1. Acceptability For acceptance procedure, see ISO 3269. 6g l= 12 mm ENISO4026:20034INESO04:6202(30E) 3 AnnexZA (normative) Normativereferencestointernationalpublications withtheirrelevantEuropeanpublications ThisEuropeanStandardincorporatesbydatedorundatedreferenc

47、e,provisionsfromother publications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsof anyofthesepublicationsapplytothisEuropeanStandardonlywhenincorporatedinitby amendmentorrevision.Forundatedreferencesthelatesteditionofthepublicationreferredto applies(includingamendments). NOTEWhereanInternationalPublicationhasbeenmodifiedbycommonmodifications,indicated by(mod.),therelevantEN/HDapplies. Publication Year Title EN Year ISO225 1983

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