1、 STD-BSI BS EN 2933-ENGL 2000 3624669 0634232 370 BRITISH STANDARD AEROSPACE SERIES Washers, flat, large diameter, in steel, cadmium plated The European Standar British Standard El 913 999 has the status of a ICs 49.030.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW is EN
2、i913:ZoOO BS EN 2913:2 been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 March 2000 Amd. No. BI 03-2000 ISBN O 580 34229 8 National foreword Date Comments This British Standard is the Englis
3、h language version of EN 2913 1999. It supersedes BS EN 29131996 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee ACW12, Aerospace fasteners and fastening systems, to Subcommittee ACW12/1, Aerospace fasteners and fastenmg systems (Intemationai), which
4、has the responsibility to: - aid enquirers to understand the text; - present to the responsible international/European committee any enquiries on the interpretation, or proposais for change, and keep the UK interests - monitor related international and European developments and promulgate informed;
5、them in the UK. A iist of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement these internationai or European publications may be found in the BSI Standards Catalogue under the section entitled “Intemation
6、al Standards Correspondence Index“, or by using the Find“ facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include ali the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British
7、 Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5 and a back cover. The BSI copynght notice in this document indicates when the document was last issued. STD.BSI BS EN 29
8、33-ENGL 2000 I Lb24bb9 08342114 T43 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2913 December 1999 ICs 49.030.50 Supersedes EN 2913:1996 + AC:1998 English version Aerospace series - Washers, flat, large diameter, in steel, cadmium plated Srie arospatiale - Rondelles plates larges, en acier,
9、 cadmies Luit- und Raumfahrt - Scheiben, flach, groer Auendurchmesser, aus Stahl, verkadmet This European Standard was approved by CEN on 30 September 1999. CEN members are bound lo comply with the CEWCENELEC intemal Regulations which stipulate the conditions for giving this European Standard the st
10、atus 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 Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, Gemian). A
11、 version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark. Finland,
12、 France, Germany, Greece, Iceland, Ireland. Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMTT?EE FOR STANDARDIZATION COMITE EUROPGEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG Central Secretariat: rue de Stassart, 36 8-1050 Brusse
13、ls Q 1999 CEN All rights of exploitation in any form and by any means reserved worldwide for GEN national Members. Ref. No. EN 29131999 E STD-BSI BS EN 2713-ENGL 2000 m 1624667 0834235 9T m Page 2 EN 2913:1999 Foreword This European Standard has been prepared by the European Association of Aerospace
14、 Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard sh
15、all be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by June 2000, and conflicting national standards shall be withdrawn at the latest by June 2000. According to the CENEENELEC Internal Regulations, the national standards organiz
16、ations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. STD=BSI BS EN 29L3-ENGL
17、 2000 H Lb24bb9 08342Lb BLb m Page 3 EN 291 3:1999 1 scope This standard specifies the characteristics of flat washers, large diameter, in steel, cadmium plated, for maximum operating temperature 235 “C. 2 Normative references This European Standard incorporates by -dated or undated reference provis
18、ions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by
19、 amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2000 EN 2133 EN 2209 EN 2424 EN 2438 Aerospace series - Quality assurance - EN aerospace products - Approval of the quality system of manufacturers Aerospace series - Cadmium plating of steel
20、s with specified tensile strength I 1 450 MPa, copper, copper alloys and nickel alloys Steel FE-PL43S - 900 MPa I R, _c 1 100 MPa - Sheets, strips and plates 0,5 mm I a I 20 mm - Aerospace series 1) Aerospace series - Marking of aerospace products Steel FE-PL62 - 900 MPa s R, I 1 100 MPa - Bars De I
21、 40 mm - Aerospace series 1) 3 Required characteristics 3.1 See figure 1 and table 1. Dimensions and tolerances are expressed in millimetrec and apply after surface treatment. Configuration - Dimensions - Masses 3.2 Materials EN 2209 or EN 2438 3.3 Surface treatment EN 2133,8 pm to 14 pm Black colou
22、r option: code F (EN 21 33, except for corrosion resistance requirement) 1) Published as AECMA Standard at the date of publication of this standard STD-BSI BS EN 29113-ENGL 2000 11b24bb9 08342117 752 Page 4 EN 2913:1999 Values in micrometres apply prior to surface treatment. TI Remove sharp edges 0,
23、l to 0,2. 90“ i 5“ Figure 1 Table 1 Diameter code 030 040 050 060 070 080 1 O0 120 4 H13 82 10,2 12,2 9 Q3 5 Mass hl 4 nom. I TOI. Thickness code I I % a 06 0,47 10 1 0,7a 10 1 1,22 2,81 I I I +i +O; 11,6 fi 9,81 25 2S 12.3 20 2 14.1 a Includes also the flatness tolerance. Approximate values (kg/l O
24、00 pieces), calculated on the basis of 7,85 kg/dm3, given for information purposes only b STD*BSI BS EN 29L3-ENGL 2000 Lb24669 0834238 699 6 Page 5 EN 2913:1999 4 Designation EXAMPLE: Description block Identity block WASHER EN291 3-0801 6F Number of this standard Diameter code (see table 1) Thicknes
25、s code (see table 1) Black colour code (see 3.3) NOTE: If necessary, the code 19005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style G 6 Quality assurance EN 2000 BS EN 2913:2000 BSI 389 Chiswick High Road London w4 4flL BSI - British Standards Instituti
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