ISO INTERNATIONAL 1580 STANDARD Third edition 2011-09-01 Slotted pan head screwsProduct grade A Vis a metaux a tete cylindrique large fendue - Grade A Referencenumber ISO 1580:2011(E) ISO 2011 ISO 1580:2011(E) COPYRIGHTPROTECTEDDOCUMENT ISO2011 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, ISO's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2011 All rights reserved ISO1580:2011(E) Foreword IsO (the International Organization for Standardization)is a worldwide federation of national standards bodies non-governmental, in liaison with IsO, also take part in the work. Iso collaborates closely ywiththe International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEc 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 75%of the member bodies castinga 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. ISO1580waspreparedbyTechnical CommitteeISO/TC2,Fasteners,SubcommitteeSC11,Fastenerswith metric external thread. This third edition cancels and replaces the second edition (IsO 1580:1994), of which it constitutes a minor revision. @ ISo2011-All rights reserved ili ISO 1580:2011(E) INTERNATIONALSTANDARD SlottedpanheadscrewsProductgradeA Scope This International Standard specifies the characteristics of slotted pan head screws of product grade A and with threads from M1,6 to M10 inclusive. be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898-1,ISO 965-2 and ISO3506-1. 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 (including any amendments) applies. IsO225,Fasteners-Bolts,screws,studsandnutsSymbolsanddescriptionsofdimensions Iso261,/sOgeneral purposemetric screwthreads-Generalplan Iso 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel-Part 1: Bolts, screws Iso 965-2,so general purpose metric screw threads-Tolerances-Part 2:Limits of sizes for general purposeexternaland internalscrewthreads-Mediumquality Iso3269,Fasteners—Acceptance inspection Iso3506-1,Mechanical properties ofcorrosion-resistant stainless steelfasteners-Part 1:Bolts, screwsand studs ISO4042FastenersElectroplatedcoatings IsO 4759-1, Tolerances for fastenersPart 1: Bolts, screws, studs and nuts-Product grades A, B and C Iso6157-1,Fasteners-Surface discontinuities-Part 1:Bolts, screws and studsfor general requirements Iso8839,MechanicalpropertiesoffastenersBolts,screws,studsandnutsmadeofnon-ferrousmetals IsO8992Fasteners-Generalrequirementsforbolts,screws,studsandnuts Iso10683,Fasteners-Non-electrolyticallyappliedzincflakecoatings ISO 2011 All rights reserved ISO 1580:2011(E) 3 Dimensions See Figure 1and Table 1. Symbols and descriptions of dimensions are specified in IsO 225 The shank diameter is approximately equal to the pitch diameter or equal to the permissible major thread diameter. ≤5° Key as-rolledend Figure 1 2 @ ISo 2011 All rights reserved ISO 1580:2011(E) Dimensions Table1- Dimensions in millimetres Thread, d M1,6 M2 M2,5 M3 e(s*cw) M4 M5 M6 M8 M10 pb 0,35 0,4 0,45 0,5 0,6 0,7 0,8 1 1,25 1,5 0,7 0,8 0,9 1 1,2 1,4 1,6 2 2,5 3 a max. 25 25 25 25 b 38 38 38 3