1、November 2011 Translation by DIN-Sprachendienst.English price group 8No 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).IC
2、S 21.060.10!$vT+“1834908www.din.deDDIN EN ISO 4766Slotted set screws with flat point (ISO 4766:2011)English translation of DIN EN ISO 4766:2011-11Gewindestifte mit Schlitz und Kegelstumpf (ISO 4766:2011)Englische bersetzung von DIN EN ISO 4766:2011-11Vis sans tte fendues bout plat (ISO 4766:2011)Tra
3、duction anglaise de DIN EN ISO 4766:2011-11SupersedesDIN EN 24766:1992-10www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 12 pages11.11 DIN EN ISO 4766:2011-11 2 A comma is used as the decimal marker. National foreword This standard has
4、been prepared by Technical Committee ISO/TC 2 “Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” (both secretariats are held by DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Mechanische Verbindungselemente (Fasteners Standard
5、s Committee), Working Committee NA 067-00-02 AA Verbindungs-elemente mit metrischem Auengewinde. The DIN 4000-160-12 tabular layout of article characteristics shall apply to slotted set screws covered in this standard. The DIN Standards corresponding to the International Standards referred to in Cla
6、use 2 of this document are as follows: ISO 225 DIN EN ISO 225 ISO 261 DIN ISO 261 ISO 898-5 DIN EN ISO 898-5 ISO 965-2 DIN ISO 965-2 ISO 965-3 DIN ISO 965-3 ISO 3269 DIN EN ISO 3269 ISO 3506-3 DIN EN ISO 3506-3 ISO 4042 DIN EN ISO 4042 ISO 4759-1 DIN EN ISO 4759-1 ISO 6157-1 DIN EN 26157-1 ISO 8839
7、DIN EN 28839 ISO 8992 DIN ISO 8992 ISO 10683 DIN EN ISO 10683 ISO 16048 DIN EN ISO 16048 Amendments This standard differs from DIN EN 24766:1992-10 as follows: a) normative references have been updated; b) in the German version, the term Kegelkuppe has been corrected to read Kegelstumpf (flat point)
8、; c) in the German version, the term Festigkeitsklasse has been replaced by Hrteklasse (hardness class); d) in Table 2, specifications relating to the surface have been rendered more precise and requirements for non-electrolytically applied zinc flake coatings and passivation have been included; e)
9、the standard has been editorially revised. Previous editions DIN LON 339: 1926-07 DIN 551: 1922-10, 1925-05, 1943-06, 1951-01, 1956-04, 1972-02, 1986-09 DIN EN 24766: 1992-10 DIN EN ISO 4766:2011-11 3 National Annex NA (informative) Bibliography DIN 4000-160, Tabular layout of product properties Par
10、t 160: Fasteners with external thread DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requirements DIN EN 28839, Mechanical properties of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symb
11、ols and descriptions of dimensions DIN EN ISO 898-5, Mechanical properties of fasteners made of carbon steel and alloy steel Part 5: Set screws and similar fasteners not under tensile stress DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-3, Mechanical properties of corrosion-resist
12、ant stainless steel fasteners Part 3: Set screws and similar fasteners not under tensile stress DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C DIN EN ISO 10683, Fasteners Non-electrolytical
13、ly applied zinc flake coatings DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 261, ISO general purpose metric screw threads General plan DIN ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and
14、 internal screw threads Medium quality DIN ISO 965-3, ISO general purpose metric screw threads Tolerances Part 3: Deviations for constructional threads DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN EN ISO 4766:2011-11 4 This page is intentionally blank EUROPEAN S
15、TANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 4766 August 2011 ICS 21.060.10 Supersedes EN 24766:1992English Version Slotted set screws with flat point (ISO 4766:2011) Vis sans tte fendues bout plat (ISO 4766:2011) Gewindestifte mit Schlitz und Kegelstumpf (ISO 4766:2011)This European Standard was
16、approved by CEN on 1 July 2011. 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 nationa
17、l 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 language
18、 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
19、 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 NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels
20、2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 4766:2011: EEN ISO 4766:2011 (E) 2 Contents PageForeword31 Scope 42 Normative references 43 Dimensions.54 Specifications and reference International Standards 75 Designation
21、7Bibliography 8DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 3 Foreword This document (EN ISO 4766:2011) has been prepared by Technical Committee ISO/TC 2 “Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” the secretariat of which is held by DIN. This European Standard shall
22、 be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2012, and conflicting national standards shall be withdrawn at the latest by February 2012. Attention is drawn to the possibility that some of the elements of this doc
23、ument 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 24766:1992. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bo
24、und to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain,
25、 Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 4766:2011 has been approved by CEN as a EN ISO 4766:2011 without any modification. DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 4 1 Scope This International Standard specifies the characteristics of slotted set screws wi
26、th flat point and thread sizes from M1,2 to M12 inclusive and product grade A. If other specifications are required, they can be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898-5, ISO 965-2, ISO 3506-3, ISO 4759-1. 2 Normative references The following referenced
27、 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. ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions
28、 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 threaded fasteners with specified hardness classes Coarse thread and fine pitch thread ISO 965-2, ISO genera
29、l 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 constructional screw threads ISO 3269, Fasteners Acceptance inspection ISO 35
30、06-3, 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: Bolts, screws, studs and nuts Product grades A, B and C ISO 6157-1, F
31、asteners 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 for bolts, screws, studs and nuts ISO 10683, Fasteners Non-electrol
32、ytically applied zinc flake coatings ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 5 3 Dimensions See Figure 1 and Table 1. Symbols and descriptions of dimensions are specified in ISO 225. aIncomplete thread u 2P. bThe 45 angle a
33、pplies only to the portion of the point below the root diameter of the thread. cThe 120 angle is mandatory for short length screws above the dotted stepped line. Figure 1 Slotted set screw with flat point DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 6 Table 1 Dimensions Dimensions in millimetres Thr
34、ead size (d) M1,2 M1,6 M2 M2,5 M3 (M3,5)aM4 M5 M6 M8 M10 M12 Pb0,25 0,35 0,4 0,45 0,5 0,6 0,7 0,8 1 1,25 1,5 1,75 dfmax. Minor thread diameter max. 0,60 0,80 1,00 1,50 2,00 2,20 2,50 3,50 4,00 5,50 7,00 8,50 dpmin. 0,35 0,55 0,75 1,25 1,75 1,95 2,25 3,20 3,70 5,20 6,64 8,14 nom. 0,2 0,25 0,25 0,4 0,
35、4 0,5 0,6 0,8 1 1,2 1,6 2 max. 0,40 0,45 0,45 0,60 0,60 0,70 0,80 1,00 1,20 1,51 1,91 2,31 n min. 0,26 0,31 0,31 0,46 0,46 0,56 0,66 0,86 1,06 1,26 1,66 2,06 max. 0,52 0,74 0,84 0,95 1,05 1,21 1,42 1,63 2,00 2,50 3,00 3,60 t min. 0,40 0,56 0,64 0,72 0,80 0,96 1,12 1,28 1,60 2,00 2,40 2,80 lcnom.amin
36、. max. 2 1,8 2,2 2,5 2,3 2,7 3 2,8 3,2 4 3,7 4,3 5 4,7 5,3 6 5,7 6,3 8 7,7 8,3 Range 10 9,7 10,3 of 12 11,6 12,4 preferred (14) 13,6 14,4 lengths 16 15,6 16,4 20 19,6 20,4 25 24,6 25,4 30 29,6 30,4 35 34,5 35,5 40 39,5 40,5 45 44,5 45,5 50 49,5 50,5 55 54,4 55,6 60 59,4 60,6 aSizes in brackets shoul
37、d be avoided if possible. bP pitch of the thread. cMinimum and maximum values in accordance with ISO 4759-1, but rounded to one decimal place. DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 7 4 Specifications and reference International Standards See Table 2. Table 2 Specifications and reference Inter
38、national Standards Material Steel Stainless steel Non-ferrous metal General requirements International Standard ISO 8992 Tolerance class 6g Thread International Standard ISO 261, ISO 965-2, ISO 965-3 Hardness class14H, 22H A1-12H as agreed Mechanical property International Standard ISO 898-5 ISO 350
39、6-3 ISO 8839 Product grade A Tolerance International Standard ISO 4759-1 As processed Requirements for electroplating are specified in ISO 4042. Requirements for non-electrolytically applied zinc flake coatings are specified in ISO 10683. Requirements for passivation are specified in ISO 16048. Requ
40、irements for electroplating are specified in ISO 4042. Finish Coating Additional requirements or other finishes or coatings shall be agreed between the supplier and the purchaser. Surface integrity Limits for surface discontinuities are specified in ISO 6157-1. Acceptability Acceptance inspection is
41、 specified in ISO 3269. 5 Designation EXAMPLE 1 A slotted set screw with flat point, thread size d M5, nominal length l 12 mm and steel with hardness class 14H is designated as follows: Set screw ISO 4766 - M5 12 - 14H EXAMPLE 2 A slotted set screw with flat point, thread size d M5, nominal length l
42、 12 mm and stainless steel (A1) with hardness class 12H is designated as follows: Set screw ISO 4766 - M5 12 - A1 - 12H DIN EN ISO 4766:2011-11 EN ISO 4766:2011 (E) 8 Bibliography 1 ISO 888, Bolts, screws and studs Nominal lengths, and thread lengths for general purpose bolts DIN EN ISO 4766:2011-11
