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本文(BS EN 2122-1996 Washers flat in aluminium alloy anodized or chromated《经阳极电镀或铬酸盐处理的扁平铝合金垫圈》.pdf)为本站会员(feelhesitate105)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

BS EN 2122-1996 Washers flat in aluminium alloy anodized or chromated《经阳极电镀或铬酸盐处理的扁平铝合金垫圈》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 2122:1996 Washers, flat, in aluminium alloy, anodized or chromated The European Standard EN2122:1996 has the status of a British Standard ICS 49.040.20BSEN2122:1996 This British Standard, having been prepared under the directionof the Engineering SectorBoard,

2、was published underthe authority of the Standards Board and comes intoeffect on 15June1996 BSI 11-1999 The following BSI references relate to the work on this standard: Committee reference ACE/12 Draft for comment 95/707635 DC ISBN 0 580 25653 7 Committees responsible for this British Standard The p

3、reparation of this British Standard was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, upon which the following bodies were represented: Association of Electronic, Telecommunications and Business Equipment Industries British Industrial Fasteners Federation Minist

4、ry of Defence Society of British Aerospace Companies Amendments issued since publication Amd. No. Date CommentsBSEN2122:1996 BSI 11-1999 i Contents Page Committees responsible Inside front cover National foreword ii Foreword 2 1 Scope 3 2 Normative references 3 3 Required characteristics 3 4 Designa

5、tion 5 5 Marking 6 6 Quality assurance 6 Figure 1 4 Table 1 3 Table 2 4 Table 3 5 List of references Inside back coverBSEN2122:1996 ii BSI 11-1999 National foreword This British Standard has been prepared by Technical Committee ACE/12 and is the English language version of EN2122:1996 Aerospace seri

6、es Washers, flat, in aluminium alloy, anodized or chromated, published by the European Committee for Standardization (CEN). It supersedes EN2122:1994 which is withdrawn. EN 2122:1996 was produced as a result of international discussions in which the United Kingdom took an active part. A British Stan

7、dard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Cross-references Publication referred to Corresponding

8、British Standard EN 2000:1991 BS EN 2000:1992 Quality assurance. EN aerospace products. Approval of the quality system of manufacturers EN 2101:1991 BS EN 2101:1991 Specification for chromic acid anodizing of aluminium and wrought aluminium alloys EN 2284:1991 BS EN 2284:1991 Specification for sulfu

9、ric acid anodizing of aluminium and wrought aluminium alloys EN 2424:1995 BS EN 2424:1995 Marking of aerospace products Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 6, an inside back cover and a back cover. This standard

10、 has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2122 January 1996 ICS 49.040.20 Supersedes EN 2122:1994 Descriptors: Aircraft industry, washer

11、, aluminium alloy, surface treatment, designation, characteristic, dimension, English version Aerospace series Washers, flat, in aluminium alloy, anodized or chromated Srie arospatiale Rondelles plates en alliage daluminium, anodises ou chromates Luft- und Raumfahrt Scheiben, flach, aus Aluminiumleg

12、ierung, anodisiert oder chromatiert This European Standard was approved by CEN on 1995-08-31. 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-dat

13、e 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, German). A version in any other language made by translation under the

14、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, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, N

15、orway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1996 Copyright reserved to CEN members Ref. No. EN 2122:1996 EEN2122:1996

16、BSI 11-1999 2 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Association, this Standard has successively received the approval of the National Associations an

17、d the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard replaces EN2122:1994. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by July1996, a

18、nd conflicting national standards shall be withdrawn at the latest by July1996. According to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg,

19、Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom.EN2122:1996 BSI 11-1999 3 1 Scope This standard specifies the characteristics of flat washers, in aluminium alloy, anodized or chromated, for maximum operating temperature120 C, for aerospace applications. They are intended fo

20、r use primarily underneath nuts; for use underneath bolt heads the compatibility shall be checked. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text a

21、nd 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 amendment or revision. For undated references the latest edition of the publication referred to applies.

22、EN 2000, Aerospace series Quality assurance EN aerospace products Approval of the quality system of manufacturers. EN 2090, Aerospace series Aluminium alloy 2024-T3 Clad sheet and strip 0,4k ak 6mm 1) . EN 2091, Aerospace series Aluminium alloy 2024-T4 Clad sheet and strip 0,4k a k 6mm 1) . EN 2101,

23、 Aerospace series Chromic acid anodizing of aluminium and wrought aluminium alloys. EN 2284, Aerospace series Sulphuric acid anodizing of aluminium and wrought aluminium alloys. EN 2319, Aerospace series Aluminium alloy 2024-T3510 Drawn bar ak 75mm 1) . EN 2320, Aerospace series Aluminium alloy 2024

24、-T4 Drawn bar ak 75mm 1) . EN 2424, Aerospace series Marking of aerospace products. EN 2437, Aerospace series Chromate conversion coatings (yellow) for aluminium and aluminium alloys 2) . 3 Required characteristics 3.1 Configuration Dimensions Masses SeeFigure 1 andTable 2 andTable 3. Dimensions and

25、 tolerances are expressed in millimetres and apply after surface treatment. 3.2 Materials EN 2090, EN2091, EN2319 or EN2320 3.3 Surface treatment SeeTable 1. Table 1 1) Published as AECMA Standard at the date of publication of this standard 2) In preparation at the date of publication of this standa

26、rd Nature Code EN 2284B A EN 2437A1 B EN 2101B a None a Specified in EN 2122:1989. Shall be replaced by EN 2284B. Values in micrometres apply prior to surface treatment. Remove sharp edges 0,1 to 0,2EN2122:1996 4 BSI 11-1999 Table 2 Figure 1 Diameter D 1 D 2 S 10% a code nom. Tol. h14 016 1,8 3,2 0,

27、4 020 2,2 4 0,4 025 2,7 5 0,5 030 3,2 6 0,5 1 035 3,7 H13 7 0,5 1 040 4,3 8 0,5 1 1,6 050 5,5 10 0,5 1 1,6 060 6,5 12 0,5 1 1,6 2 070 7,5 14 0,5 1 1,6 2 080 8,5 H14 16 0,5 1 1,6 2 100 10,5 20 1 1,6 2 2,5 120 12,5 24 1 1,6 2 2,5 140 14,5 26 1 1,6 2 2,5 3,2 160 16,5 28 1 1,6 2 2,5 3,2 180 18,5 31 1 1,

28、6 2 2,5 3,2 200 20,5 35 1 1,6 2 2,5 3,2 220 22,5 37 1,6 2 2,5 3,2 240 24,5 42 2 2,5 3,2 4 270 27,5 47 2 2,5 3,2 4 300 30,5 53 2 2,5 3,2 4 330 33,5 57 2 2,5 3,2 4 360 36,5 63 2 2,5 3,2 4 390 39,5 69 2 2,5 3,2 4 a Includes also the flatness tolerance.EN2122:1996 BSI 11-1999 5 Table 3 4 Designation NOT

29、EIf necessary, the code19005 shall be placed between the description block and the identity block. Thickness S 0,4 0,5 1 1,6 2 2,5 3,2 4 Code 04 05 10 16 20 25 32 40 Diameter code Mass a 016 0,006 020 0,010 025 0,017 030 0,03 0,06 035 0,04 0,08 040 0,05 0,10 0,16 050 0,08 0,15 0,24 060 0,11 0,22 0,3

30、6 0,45 070 0,15 0,31 0,49 0,61 080 0,20 0,40 0,65 0,80 100 0,64 1,08 1,27 1,60 120 0,92 1,48 1,85 2,30 140 1,02 1,64 2,04 2,55 3,28 160 1,12 1,80 2,25 2,80 3,60 180 1,36 2,18 2,72 3,40 4,35 200 1,77 2,83 3,54 4,42 5,66 220 3,03 3,79 4,74 6,06 240 5,11 6,38 8,18 10,2 270 6,39 7,98 10,20 12,8 300 8,26

31、 10,32 13,20 16,5 330 9,35 11,69 14,90 18,7 360 11,60 14,50 18,50 23,2 390 14,10 17,62 22,50 28,1 a Approximate values (kg/1000 pieces), calculated on the basis of2,8kg/dm 3 , given for information purposes onlyEN2122:1996 6 BSI 11-1999 5 Marking EN 2424, style G 6 Quality assurance EN 2000BSEN2122:

32、1996 BSI 11-1999 List of references See national foreword.BS EN 2122:1996 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international l

33、evel. It is incorporated by Royal Charter. Revisions BritishStandards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be g

34、rateful if anyone finding an inaccuracy or ambiguity while using this BritishStandard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel:02089969000. Fax:02089967400. BSI offers members an individual updating service c

35、alled PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel:02089969001. Fax:02089967001. In response to orders for international

36、standards, it is BSI policy to supply the BSI implementation of those that have been published as BritishStandards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical He

37、lp to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel:02089967111. Fax:02089967048. Subscribing members of BSI are kept up to date with standards developments and receive substa

38、ntial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel:02089967002. Fax:02089967001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international sta

39、ndardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not p

40、reclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel:02089967070.

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