DIN EN ISO 10673-2009 Plain washers for screw and washer assemblies - Small normal and large series - Product grade A (ISO 10673 2009) English version of DIN EN ISO 10673 2009-10《螺.pdf

1、October 2009DEUTSCHE NORM English price group 8No part of this standard 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 21.060.30!$ZCa“1553262w

2、ww.din.deDDIN EN ISO 10673Plain washers for screw and washer assemblies Small, normal and large series Product grade A (ISO 10673:2009)English version of DIN EN ISO 10673:2009-10Flache Scheiben fr Kombi-Schrauben Kleine, normale und groe Reihe Produktklasse A (ISO 10673:2009)Englische Fassung DIN EN

3、 ISO 10673:2009-10SupersedesDIN EN ISO 10673:1998-10www.beuth.deDocument comprises 12 pagesDIN EN ISO 10673:2009-10 2 National foreword This standard has been prepared by Technical Committee ISO/TC 2 “Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” (Secretariat: DIN, Germ

4、any). The responsible German body involved in its preparation was the Normenausschuss Mechanische Verbin-dungselemente (Fasteners Standards Committee), Technical Committee NA 067-03-01 AA Verbindungs-elemente mit Auengewinde. The DIN Standards corresponding to the International Standards referred to

5、 in this document are as follows: ISO 3269 DIN EN ISO 3269 ISO 4759-3 DIN EN ISO 4759-3 ISO 6507-1 DIN EN ISO 6507-1 ISO 10644 DIN EN ISO 10644 Amendments This standard differs from DIN EN ISO 10673:1998-10 as follows: a) Clause 5 “Requirements and reference International Standards” has been rendere

6、d more precise with regard to materials, heat treatment and finish. b) Two examples have been added in clause 6 “Designation”, which has been rendered more precise with regard to heat treatment and manufacturing methods. Previous editions DIN 6902: 1966-09, 1972-12, 1990-12 DIN EN ISO 10673: 1998-10

7、 National Annex NA (informative) Bibliography DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 4759-3, Tolerances for fasteners Part 3: Plain washers for bolts, screws and nuts; product grades A and C DIN EN ISO 6507-1, Metallic materials Vickers hardness test Part 1: Test method DIN EN I

8、SO 10644, Screw and washer assemblies made of steel with plain washers Washer hardness classes 200 HV and 300 HV EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 10673 July 2009 ICS 21.060.30 Supersedes EN ISO 10673:1998English Version Plain washers for screw and washer assemblies - Small, n

9、ormal and large series - Product grade A (ISO 10673:2009) Rondelles plates pour vis rondelle plate incorpore - Sries troite, normale et large - Grade A (ISO 10673:2009)Flache Scheiben fr Kombi-Schrauben - Kleine, normale und groe Reihe - Produktklasse A (ISO 10673:2009) This European Standard was ap

10、proved by CEN on 20 June 2009. 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 national

11、 standards may be obtained on application to the CEN 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 noti

12、fied to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Ma

13、lta, 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 2009 CEN All rights of exp

14、loitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 10673:2009: EContents Page Foreword .3 1 Scope4 2 Normative references4 3 Classification .4 4 Dimensions 5 4.1 Washers type S5 4.2 Washers type N6 4.3 Washers type L 7 5 Requirements and reference Int

15、ernational Standards 8 6 Designation 8 Bibliography10 2 EN ISO 10673:2009 (E) DIN EN ISO 10673:2009-10 3 DIN EN ISO 10673:2009-10 EN ISO 10673:2009 (E) Foreword collaboration with Technical Committee CEN/TC 185 “Fasteners” the secretariat of which is held by DIN. This European Standard shall be give

16、n the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 2010, and conflicting national standards shall be withdrawn at the latest by January 2010. Attention is drawn to the possibility that some of the elements of this document may

17、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 ISO 10673:1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to

18、 implement this European Standard: Austria, Belgium, Bulgaria, 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, Switze

19、rland and the United Kingdom. Endorsement notice The text of ISO 10673:2009 has been approved by CEN as a EN ISO 10673:2009 without any modification. This document (EN ISO 10673:2009) has been prepared by Technical Committee ISO/TC 2 “Fasteners” in 1 Scope The International Standard specifies the ch

20、aracteristics of plain steel washers, small, normal and large series, of product grade A for metric screw and washer assemblies in accordance with ISO 10644. NOTE 1 The product can be manufactured under the conditions defined in Clause 5. NOTE 2 The manufacturing of screw and washer assemblies takes

21、 into consideration material and production procedure of screw and plain washer as well as the assembly process of components, in order to meet specification requirements. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated refe

22、rences, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 3269, Fasteners Acceptance inspection ISO 4759-3, Tolerances for fasteners Part 3: Plain washers for bolts, screws and nuts Product grades A and C ISO

23、 6507-1, Metallic materials Vickers hardness test Part 1: Test method ISO 10644:2009, Screw and washer assemblies made of steel with plain washers Washer hardness classes 200 HV and 300 HV 3 Classification Washers of product grade A for metric screw and washer assemblies are classified into three ty

24、pes: type S: small series, preferably for hexagon socket head cap screws and for cheese head screws. type N: normal series, preferably for hexagon head screws. type L: large series, preferably for hexagon head screws. 4 EN ISO 10673:2009 (E) DIN EN ISO 10673:2009-10 4 Dimensions 4.1 Washers type S F

25、or washers type S (small series), see Figure 1 and Table 1. Surface roughness in micrometres Figure 1 Washer type S Table 1 Dimensions of washer type S Dimensions in millimetres Nominal size Clearance hole d1Outside diameter d2Thickness h (Nominal thread diameter) d nom. (min.) max. nom. (max.) min.

26、 nom. max. min. 2 1,75 1,85 4,5 4,2 0,6 0,65 0,55 2,5 2,25 2,35 5 4,7 0,6 0,65 0,55 3 2,75 2,85 6 5,7 0,6 0,65 0,55 3,5 3,2 3,32 7 6,64 0,8 0,85 0,75 4 3,6 3,72 8 7,64 0,8 0,85 0,75 5 4,55 4,67 9 8,64 1 1,06 0,94 6 5,5 5,62 11 10,57 1,6 1,68 1,52 8 7,4 7,55 15 14,57 1,6 1,68 1,52 10 9,3 9,52 18 17,5

27、7 2 2,09 1,91 12 11 11,27 20 19,48 2 2,09 1,91 5 DIN EN ISO 10673:2009-10 4.2 Washers type N For washers type N (normal series), see Figure 2 and Table 2. Surface roughness in micrometres Figure 2 Washer type N Table 2 Dimensions of washer type N Dimensions in millimetres Nominal size Clearance hole

28、 d1Outside diameter d2Thickness h (Nominal thread diameter) d nom. (min.) max. nom. (max.) min. nom. max. min. 2 1,75 1,85 5 4,7 0,6 0,65 0,55 2,5 2,25 2,35 6 5,7 0,6 0,65 0,55 3 2,75 2,85 7 6,64 0,6 0,65 0,55 3,5 3,2 3,32 8 7,64 0,8 0,85 0,75 4 3,6 3,72 9 8,64 0,8 0,85 0,75 5 4,55 4,67 10 9,64 1 1,

29、06 0,94 6 5,5 5,62 12 11,57 1,6 1,68 1,52 8 7,4 7,55 16 15,57 1,6 1,68 1,52 10 9,3 9,52 20 19,48 2 2,09 1,91 12 11 11,27 24 23,48 2,5 2,6 2,4 6 EN ISO 10673:2009 (E) DIN EN ISO 10673:2009-10 4.3 Washers type L For washers type L (large series), see Figure 3 and Table 3. Surface roughness in micromet

30、res Figure 3 Washer type L Table 3 Dimensions of washer type L Dimensions in millimetres Nominal size Clearance hole d1Outside diameter d2Thickness h (Nominal thread diameter) d nom. (min.) max. nom. (max.) min. nom. max. min. 2 1,75 1,85 6 5,7 0,6 0,65 0,55 2,5 2,25 2,35 8 7,64 0,6 0,65 0,55 3 2,75

31、 2,85 9 8,64 0,8 0,85 0,75 3,5 3,2 3,32 11 10,57 0,8 0,85 0,75 4 3,6 3,72 12 11,57 1 1,06 0,94 5 4,55 4,67 15 14,57 1 1,06 0,94 6 5,5 5,62 18 17,57 1,6 1,68 1,52 8 7,4 7,55 24 23,48 2 2,09 1,91 10 9,3 9,52 30 29,48 2,5 2,6 2,4 12 11 11,27 37 36,38 3 3,11 2,89 7 DIN EN ISO 10673:2009-10 5 Requirement

32、s and reference International Standards See Table 4. Table 4 Requirements and reference International Standards Washer to be assembled Assembly in relation to screw heat treatment after heat treatment of the screw (see method 2 in ISO 10644) before heat treatment of the screw (see method 1 in ISO 10

33、644) MaterialbSteel Heat treatable steel as agreed between screw manufacturer and washer supplier Hardness class 200 HV a300 HVa200 HVc300 HVcMechanical properties Hardness ranged200 HV to 300 HV 300 HV to 370 HV 200 HV to 300 HV 300 HV to 370 HV Product grade AeTolerances International Standard ISO

34、 4759-3 Finish Plain, i.e. washers to be supplied in natural finish or as agreed between screw manufacturer and washer supplier. All tolerances shall apply prior to the application of a plating or coating. Workmanship Parts shall be uniform in quality and free of irregularities or detrimental defect

35、s. No protruding burrs shall appear on the washer. Acceptability For the acceptance procedure, see ISO 3269. aHeat treated (HT) or work hardened (WH) to be defined in the designation. In case of no specification, the washer manufacturer can choose freely. bOther materials as agreed between screw man

36、ufacturer and washer supplier. cHardness class after the heat treatment of the screw and washer assembly in accordance with ISO 10644. dHardness testing in accordance with ISO 6507-1. Test force: HV 2 for nominal thicknesses h u 0,6 mm; HV 10 for nominal thicknesses 0,6 mm 1,2 mm. eProduct grade A d

37、oes not apply to the tolerances of the clearance hole, d1, and the thickness, h. 6 Designation Plain washers shall be designated in accordance with the following examples. EXAMPLE 1 A plain steel washer for screw and washer assemblies, type N (normal series), of nominal size 8 mm, hardness class 200

38、 HV, work hardened (WH), manufactured by method 2 in accordance with ISO 10644:2009, Annex A, is designated as follows: Washer ISO 10673-N-8-200 HV WH 8 EN ISO 10673:2009 (E) DIN EN ISO 10673:2009-10 EXAMPLE 2 A plain steel washer for screw and washer assemblies, type N (normal series), of nominal s

39、ize 8 mm, hardness class 200 HV, heat treated (HT), manufactured by method 2 in accordance with ISO 10644:2009, Annex A, is designated as follows: Washer ISO 10673-N-8-200 HV HT EXAMPLE 3 A plain steel washer for screw and washer assemblies, type N (normal series), of nominal size 8 mm, made of 34Cr

40、Mo4 steel (for example) and manufactured by method 1 in accordance with ISO 10644:2009, Annex A, is designated as follows: Washer ISO 10673-N-8-34CrMo4 9 DIN EN ISO 10673:2009-10 Bibliography 1 ISO 6507-2, Metallic materials Vickers hardness test Part 2: Verification and calibration of testing machines 10 EN ISO 10673:2009 (E) DIN EN ISO 10673:2009-10