1、October 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).ICS
2、 21.060.10!$uo“1822576www.din.deDDIN EN ISO 1481Slotted pan head tapping screws (ISO 1481:2011)English translation of DIN EN ISO 1481:2011-10Flachkopf-Blechschrauben mit Schlitz (ISO 1481:2011)Englische bersetzung von DIN EN ISO 1481:2011-10Vis tle tte cylindrique large fendue (ISO 1481:2011)Traduct
3、ion anglaise de DIN EN ISO 1481:2011-10SupersedesDIN ISO 1481:1990-08www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.1110.11DIN EN ISO 1481:2011-10 2 A comma is used as the decimal marker. National foreword This standard has been p
4、repared 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 Verbin-dungselemente (Fasteners Standards Com
5、mittee), Working Committee NA 067-00-05 AA Kleinschrauben und gewindeformende Schrauben. The DIN 4000-160-9 tabular layout of article characteristics shall apply to screws covered in this standard. The DIN Standards corresponding to the International Standards referred to in this document are as fol
6、lows: ISO 225 DIN EN ISO 225 ISO 1478 DIN ISO 1478 ISO 2702 DIN EN ISO 2702 ISO 3269 DIN EN ISO 3269 ISO 3506-4 DIN EN ISO 3506-4 ISO 4042 DIN EN ISO 4042 ISO 4759-1 DIN EN ISO 4759-1 ISO 8992 DIN ISO 8992 ISO 10683 DIN EN ISO 10683 ISO 16048 DIN EN ISO 16048 Amendments This standard differs from DI
7、N ISO 14 :1990-08 as follows: a) normative references have been revised; b) thread end type R (rounded end) has been included; c) stainless steel has been added; d) in Table 2, specifications relating to the surface have been rendered more precise and requirements for non-electrolytically applied zi
8、nc flake coatings and passivation have been added; e) the standard has been editorially revised. Previous editions DIN 7510: 1943-04 DIN 7971: 1952-08, 1956-12, 1970-07, 1972-12, 1988-03, 1990-08 DIN ISO 1481: 1990-08 81DIN EN ISO 1481:2011-10 3 National Annex NA (informative) Bibliography DIN 4000-
9、160, Tabular layout of product properties Part 160: Fasteners with external thread DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 1478, Tapping screw thread DIN EN ISO 2702, Heat-treated steel tapping screws Mechanical properties DIN EN ISO
10、3269, Fasteners Acceptance inspection DIN EN ISO 3506-4, Mechanical properties of corrosion-resistant stainless steel fasteners Part 4: Tapping screws 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,
11、 B and C DIN EN ISO 10683, Fasteners Non-electrolytically applied zinc flake coatings DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN EN ISO 1481:2011-10 4 This page is intentionally bla
12、nk EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 1481 August 2011 ICS 21.060.10 Supersedes EN ISO 1481:1994English Version Slotted pan head tapping screws (ISO 1481:2011) Vis tle tte cylindrique large fendue (ISO 1481:2011) Flachkopf-Blechschrauben mit Schlitz (ISO 1481:2011) This Europea
13、n Standard was 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 concerni
14、ng such national 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 i
15、ts own language 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,
16、 Italy, Latvia, 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
17、-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 1481:2011: EContents DIN EN ISO 1481:2011-10 EN ISO 1481:2011 (E) 2 Page Foreword3 1 Scope 4 2 Normative references 4 3 Dimensions.5 4 Specifications and refer
18、ence International Standards 7 5 Designation 7 Foreword This document (EN ISO 1481:2011) 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 be given the st
19、atus 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 document may be the
20、 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 1481:1994. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implem
21、ent 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, Sweden, Swit
22、zerland and the United Kingdom. Endorsement notice The text of ISO 1481:2011 has been approved by CEN as a EN ISO 1481:2011 without any modification. DIN EN ISO 1481:2011-10 EN ISO 1481:2011 (E) 3 “1 Scope This International Standard specifies the characteristics of slotted pan head tapping screws w
23、ith thread sizes from ST 2,2 to ST 9,5 inclusive. 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 a
24、ny amendments) applies. ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions ISO 1478, Tapping screws thread ISO 2702, Heat-treated steel tapping screws Mechanical properties ISO 3269, Fasteners Acceptance inspection ISO 3506-4, Mechanical properties of corrosion-r
25、esistant stainless steel fasteners Part 4: Tapping screws 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 8992, Fasteners General requirements for bolts, screws, studs and nuts ISO 10683, Fasteners No
26、n-electrolytically applied zinc flake coatings ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN EN ISO 1481:2011-10 EN ISO 1481:2011 (E) 4 3 Dimensions See Figure 1 and Table 1. Symbols and descriptions of dimensions are specified in ISO 225. a) Type C b) Type F c) Type R
27、aDimension a shall be measured at the core diameter of the first full thread. Figure 1 Slotted pan head tapping screw DIN EN ISO 1481:2011-10 EN ISO 1481:2011 (E) 5 Table 1 Dimensions Dimensions in millimetres Thread size ST 2,2 ST 2,9 ST 3,5 ST 4,2 ST 4,8 ST 5,5 ST 6,3 ST 8 ST 9,5Pa0,8 1,1 1,3 1,4
28、1,6 1,8 1,8 2,1 2,1 a max. 0,8 1,1 1,3 1,4 1,6 1,8 1,8 2,1 2,1 damax. 2,8 3,5 4,1 4,9 5,5 6,3 7,1 9,2 10,7 max. 4,0 5,6 7,0 8,0 9,5 11,0 12,0 16,0 20,0 dkmin. 3,7 5,3 6,6 7,6 9,1 10,6 11,6 15,6 19,5 max. 1,3 1,8 2,1 2,4 3,0 3,2 3,6 4,8 6,0 k min. 1,1 1,6 1,9 2,2 2,7 2,9 3,3 4,5 5,7 nom. 0,5 0,8 1 1,
29、2 1,2 1,6 1,6 2 2,5 max. 0,70 1,00 1,20 1,51 1,51 1,91 1,91 2,31 2,81 n min. 0,56 0,86 1,06 1,26 1,26 1,66 1,66 2,06 2,56 r min. 0,10 0,10 0,10 0,20 0,20 0,25 0,25 0,40 0,40 rfref. 0,6 0,8 1,0 1,2 1,5 1,6 1,8 2,4 3,0 t min. 0,5 0,7 0,8 1,0 1,2 1,3 1,4 1,9 2,4 w min. 0,5 0,7 0,8 0,9 1,2 1,3 1,4 1,9 2
30、,4 Type C 2,0 2,6 3,2 3,7 4,3 5,0 6,0 7,5 8,0 Type F 1,6 2,1 2,5 2,8 3,2 3,6 3,6 4,2 4,2 y ref. Type R 2,7 3,2 3,6 4,3 5,0 6,3 lbType C and Type R Type F nom. min. max. min. max. 4,5 3,7 5,3 3,7 4,5 6,5 5,7 7,3 5,7 6,5 9,5 8,7 10,3 8,7 9,5 13 12,2 13,8 12,2 13,0 Range 16 15,2 16,8 15,2 16,0 of 19 18
31、,2 19,8 18,2 19,0 preferred 22 21,2 22,8 20,7 22,0 lengths 25 24,2 25,8 23,7 25,0 32 30,7 33,3 30,7 32,0 38 36,7 39,3 36,7 38,0 45 43,7 46,3 43,5 45,0 50 48,7 51,3 48,5 50,0 aP = pitch of the thread. bSizes with lengths marked with a dash () cannot be manufactured. DIN EN ISO 1481:2011-10 EN ISO 148
32、1:2011 (E) 6 4 Specifications and reference International Standards See Table 2. Table 2 Specifications and reference International Standards Material Steel, in accordance with ISO 2702 Stainless steel General requirements ISO 8992 Thread ISO 1478 Steel grade/ hardness class A2-20H, A4-20H, A5-20H M
33、echanical propertyInternational Standard ISO 2702 ISO 3506-4 Product grade A Tolerances International Standard ISO 4759-1 As processed Finish Coating Requirements for electroplating are specified in ISO 4042. Requirements for non-electrolytically applied zinc flake coatings are specified in ISO 1068
34、3. Additional requirements or other finishes or coatings shall be agreed between the supplier and the purchaser. Requirements for passivation are specified in ISO 16048. Acceptability Acceptance inspection is specified in ISO 3269. 5 Designation EXAMPLE 1 A slotted pan head tapping screw with thread
35、 size ST 3,5, nominal length l = 16 mm made of steel (St) in accordance with ISO 2702 and rounded end (Type R) is designated as follows: Tapping screw ISO 1481 - ST 3,5 16 - St - R EXAMPLE 2 A slotted pan head tapping screw with thread size ST 3,5, nominal length l = 16 mm made of stainless steel (A4-20H) in accordance with ISO 3506-4 and rounded end (Type R) is designated as follows: Tapping screw ISO 1481 - ST 3,5 16 - A4-20H - R DIN EN ISO 1481:2011-10 EN ISO 1481:2011 (E) 7
