1、December 2011 Translation by DIN-Sprachendienst.English price group 9No 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!$xXl“1855373www.din.deDDIN EN ISO 7045Pan head screws with type H or type Z cross recess Product grade A (ISO 7045:2011)English translation of DIN EN ISO 7045:2011-12Flachkopfschrauben mit Kreuzschlitz Form H oder Form Z Produktklasse A (ISO 7045:2011)Englische bersetzung von DIN EN ISO
3、7045:2011-12Vis mtaux tte cylindrique bombe large empreinte cruciforme de type H ou detype Z Grade A (ISO 7045:2011)Traduction anglaise de DIN EN ISO 7045:2011-12SupersedesDIN EN ISO 7045:1994-10www.beuth.deDocument comprises 13 pagesIn case of doubt, the German-language original shall be considered
4、 authoritative.12.11 DIN EN ISO 7045:2011-12 2 A comma is used as the decimal marker. National foreword This standard has 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 respo
5、nsible German body involved in its preparation was the Normenausschuss Mechanische Verbin-dungselemente (Fasteners Standards Committee), Working Committee NA 067-00-05 AA Kleinschrauben und gewindeformende Schrauben. The DIN 4000-160-2 tabular layout of article characteristics shall apply to screws
6、covered in this standard. The DIN Standards corresponding to the International Standards referred to in Clause 2 of this document are as follows: ISO 225 DIN EN ISO 225 ISO 261 DIN ISO 261 ISO 898-1 DIN EN ISO 898-1 ISO 965-2 DIN ISO 965-2 ISO 3269 DIN EN ISO 3269 ISO 3506-1 DIN EN ISO 3506-1 ISO 40
7、42 DIN EN ISO 4042 ISO 4757 DIN EN ISO 4757 ISO 4759-1 DIN EN ISO 4759-1 ISO 6157-1 DIN EN 26157-1 ISO 8839 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 ISO 7045:1994-10 as follows: a) normative references are n
8、ow undated; b) in Table 2, zinc-flake coatings in accordance with ISO 10683 and requirements for passivation in accordance with ISO 16048 have been added; c) Annex ZA has been deleted. Previous editions DIN 7985: 1953-07, 1959-08, 1972-02, 1984-12, 1986-07, 1990-08 DIN ISO 7045: 1990-08 DIN EN ISO 7
9、045: 1994-10 DIN EN ISO 7045:2011-12 3 National Annex NA (informative) Bibliography DIN 4000-160, Tabular layout of product properties Part 160: Fasteners with external thread DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requirements DIN EN 28839, Mech
10、anical properties of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs with
11、specified property classes Coarse thread and fine pitch thread DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-1, Mechanical properties of corrosion-resistant stainless steel fasteners Part 1: Bolts, screws and studs DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4757,
12、 Cross recesses for screws 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-electrolytically applied zinc flake coatings DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 2
13、61, 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 internal screw threads Medium quality DIN ISO 1891, Fasteners Terminology DIN ISO 8992, Fasteners General requirements
14、 for bolts, screws, studs and nuts DIN EN ISO 7045:2011-12 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 7045 September 2011 ICS 21.060.10 Supersedes EN ISO 7045:1994English Version Pan head screws with type H or type Z cross recess - Product grade A (IS
15、O 7045:2011) Vis mtaux tte cylindrique bombe large empreinte cruciforme de type H ou de type Z - Grade A (ISO 7045:2011) Flachkopfschrauben mit Kreuzschlitz Form H oder Form Z -Produktklasse A (ISO 7045:2011) This European Standard was approved by CEN on 8 August 2011. CEN members are bound to compl
16、y 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 national standards may be obtained on application to the CEN-CENELEC
17、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 and notified to the CEN-CENELEC Management Centre has the sam
18、e 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, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Po
19、rtugal, 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 2011 CEN All rights of exploitation in any form and by any mea
20、ns reserved worldwide for CEN national Members. Ref. No. EN ISO 7045:2011: EContents Page Foreword3 1 Scope 4 2 Normative references 4 3 Dimensions.5 4 Specifications and reference International Standards 7 5 Designation 8 Bibliography 9 DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 2 Foreword This d
21、ocument (EN ISO 7045:2011) 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 status of a national standard, either by publication of an iden
22、tical text or by endorsement, at the latest by March 2012, and conflicting national standards shall be withdrawn at the latest by March 2012. 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 res
23、ponsible for identifying any or all such patent rights. This document supersedes EN ISO 7045:1994. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cy
24、prus, 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, Switzerland and the United Kingdom. Endorsement notice The text of ISO
25、7045:2011 has been approved by CEN as a EN ISO 7045:2011 without any modification. DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 3 1 Scope This International Standard specifies the characteristics of pan head screws of product grade A, with threads from M1,6 to M10 inclusive, and with type H or type
26、Z cross recess. If, in special cases, specifications other than those listed in this International Standard are required, they can be selected from existing International Standards, for example ISO 261, ISO 888, ISO 898-1, ISO 965-2 and ISO 3506-1. 2 Normative references The following referenced doc
27、uments 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 of
28、dimensions ISO 261, ISO general purpose metric screw threads General plan ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs with specified property classes Coarse thread and fine pitch thread ISO 965-2, ISO general purpose metric screw
29、 threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads Medium quality ISO 3269, Fasteners Acceptance inspection ISO 3506-1, Mechanical properties of corrosion-resistant stainless steel fasteners Part 1: Bolts, screws and studs ISO 4042, Fasteners Electrop
30、lated coatings ISO 4757, Cross recesses for screws ISO 4759-1, Tolerances for fasteners Part 1: Bolts, 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
31、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-electrolytically applied zinc flake coatings ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN EN ISO 7045:2011-12 EN
32、 ISO 7045:2011 (E) 4 3 Dimensions See Figure 1 and 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. a) Cross recess type H b) Cross recess type Z Key 1 as-rolle
33、d end Figure 1 DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 5 Table 1 Dimensions Dimensions in millimetres Thread, d M1,6 M2 M2,5 M3 (M3,5)aM4 M5 M6 M8 M10 Pb0,35 0,4 0,45 0,5 0,6 0,7 0,8 1 1,25 1,5 a max. 0,7 0,8 0,9 1 1,2 1,4 1,6 2 2,5 3 b min. 25 25 25 25 38 38 38 38 38 38 damax. 2 2,6 3,1 3,6 4,
34、1 4,7 5,7 6,8 9,2 11,2 nom. = max. 3,2 4,0 5,0 5,6 7,00 8,00 9,50 12,00 16,00 20,00 dkmin. 2,9 3,7 4,7 5,3 6,64 7,64 9,14 11,57 15,57 19,48 nom. = max. 1,30 1,60 2,10 2,40 2,60 3,10 3,70 4,6 6,0 7,50 k min. 1,16 1,46 1,96 2,26 2,46 2,92 3,52 4,3 5,7 7,14 r min. 0,1 0,1 0,1 0,1 0,1 0,2 0,2 0,25 0,4 0
35、,4 rf 2,5 3,2 4 5 6 6,5 8 10 13 16 x max. 0,9 1 1,1 1,25 1,5 1,75 2 2,5 3,2 3,8 Recess no. 0 1 2 3 4 m ref. 1,7 1,9 2,7 3 3,9 4,4 4,9 6,9 9 10,1 max. 0,95 1,2 1,55 1,8 1,9 2,4 2,9 3,6 4,6 5,8 Type H Penetration min. 0,70 0,9 1,15 1,4 1,4 1,9 2,4 3,1 4,0 5,2 Cross recess m ref. 1,6 2,1 2,6 2,8 3,9 4,
36、3 4,7 6,7 8,8 9,9 max. 0,90 1,42 1,50 1,75 1,93 2,34 2,74 3,46 4,50 5,69 Type Z Penetration min. 0,65 1,17 1,25 1,50 1,48 1,89 2,29 3,03 4,05 5,24 la cnom. min. max. Approximate mass, in kilograms per 1 000 pieces ( = 7,85 kg/dm3) (for information only) 3 2,8 3,2 0,099 0,178 0,336 4 3,76 4,24 0,111
37、0,196 0,366 0,544 5 4,76 5,24 0,123 0,215 0,396 0,588 0,891 1,3 6 5,76 6,24 0,134 0,223 0,462 0,632 0,951 1,38 2,32 8 7,71 8,29 0,157 0,27 0,486 0,72 1,07 1,53 2,57 4,37 10 9,71 10,29 0,18 0,307 0,546 0,808 1,19 1,69 2,81 4,72 9,96 12 11,65 12,35 0,203 0,344 0,606 0,896 1,31 1,84 3,06 5,07 10,6 19,8
38、 (14) 13,65 14,35 0,226 0,381 0,666 0,984 1,43 2 3,31 5,42 11,2 20,8 16 15,65 16,35 0,245 0,418 0,726 1,07 1,55 2,15 3,56 5,78 11,9 21,8 20 19,58 20,42 0,492 0,846 1,25 1,79 2,46 4,05 6,48 13,2 23,8 25 24,58 25,42 0,996 1,47 2,09 2,85 4,67 7,36 14,8 26,3 30 29,58 30,42 1,69 2,39 3,23 5,29 8,24 16,4
39、28,8 35 34,5 35,5 2,68 3,62 5,91 9,12 18 31,3 40 39,5 40,5 4,01 6,52 10 19,6 33,9 45 44,5 45,5 7,14 10,9 21,2 36,4 DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 6 Table 1 (continued) Dimensions in millimetres Thread, d M1,6 M2 M2,5 M3 (M3,5)aM4 M5 M6 M8 M10 la cnom. min. max. Approximate mass, in kil
40、ograms per 1 000 pieces ( = 7,85 kg/dm3) (for information only) 50 49,5 50,5 11,8 22,8 38,9 (55) 54,05 55,95 12,6 24,4 41,4 60 59,05 60,95 13,5 26 43,9 NOTE Preferred lengths are those between the solid, bold, stepped lines. aSizes in parentheses should be avoided if possible. bP is the pitch of the
41、 thread. cScrews with nominal lengths above the bold, discontinuous line are threaded up to the head; b = l a. 4 Specifications and reference International Standards See Table 2. Table 2 Specifications and reference International Standards Material Steel Stainless steel Non-ferrous metal General req
42、uirements International Standard ISO 8992 Tolerance class 6g Thread International Standard ISO 261, ISO 965-2 Property class 4.8 A2-50, A2-70 Mechanical property International Standard ISO 898-1 ISO 3506-1 ISO 8839 Product grade A Tolerance International Standard ISO 4759-1 Cross recess Internationa
43、l Standard ISO 4757 As processed Requirements for electroplating are specified in ISO 4042. Requirements for non-electrolytically applied zinc flake coatins are specified in ISO 10683. Requirements for passivation are specified in ISO 16048. Requirements for electroplating are specified in ISO 4042.
44、 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 specified in ISO 3269. DIN EN ISO 7045:2011-12 EN ISO
45、 7045:2011 (E) 7 5 Designation EXAMPLE A cross-recessed pan head screw with thread M5, nominal length l = 20 mm, property class 4.8 and cross recess type Z is designated as follows: Pan head screw ISO 7045 - M5 20 - 4.8 - Z DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 8 Bibliography 1 ISO 888, Bolts, screws and studs Nominal lengths, and thread lengths for general purpose bolts DIN EN ISO 7045:2011-12 EN ISO 7045:2011 (E) 9
