欢迎来到麦多课文档分享! | 帮助中心 海量文档,免费浏览,给你所需,享你所想!
麦多课文档分享
全部分类
  • 标准规范>
  • 教学课件>
  • 考试资料>
  • 办公文档>
  • 学术论文>
  • 行业资料>
  • 易语言源码>
  • ImageVerifierCode 换一换
    首页 麦多课文档分享 > 资源分类 > PDF文档下载
    分享到微信 分享到微博 分享到QQ空间

    EN 3911-2010 en Aerospace series - Six lobe recess - Geometrical definition《航空航天系列 六瓣凹槽 几何定义》.pdf

    • 资源ID:711392       资源大小:576.18KB        全文页数:10页
    • 资源格式: PDF        下载积分:10000积分
    快捷下载 游客一键下载
    账号登录下载
    微信登录下载
    二维码
    微信扫一扫登录
    下载资源需要10000积分(如需开发票,请勿充值!)
    邮箱/手机:
    温馨提示:
    如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
    如需开发票,请勿充值!如填写123,账号就是123,密码也是123。
    支付方式: 支付宝扫码支付    微信扫码支付   
    验证码:   换一换

    加入VIP,交流精品资源
     
    账号:
    密码:
    验证码:   换一换
      忘记密码?
        
    友情提示
    2、PDF文件下载后,可能会被浏览器默认打开,此种情况可以点击浏览器菜单,保存网页到桌面,就可以正常下载了。
    3、本站不支持迅雷下载,请使用电脑自带的IE浏览器,或者360浏览器、谷歌浏览器下载即可。
    4、本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰。
    5、试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。

    EN 3911-2010 en Aerospace series - Six lobe recess - Geometrical definition《航空航天系列 六瓣凹槽 几何定义》.pdf

    1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 3911:2010Aerospace series Sixlobe recess GeometricaldefinitionBS EN 3911:2010 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 3911:201

    2、0.The UK participation in its preparation was entrusted to TechnicalCommittee ACE/12, Aerospace fasteners and fastening systems.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of

    3、 a contract. Users are responsible for its correctapplication. BSI 2010ISBN 978 0 580 70745 2ICS 49.030.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 Novemb

    4、er 2010.Amendments issued since publicationDate Text affectedBS EN 3911:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 3911 October 2010 ICS 49.030.01 English Version Aerospace series - Six lobe recess - Geometrical definition Srie arospatiale - Empreinte six lobes - Dfinition gometrique L

    5、uft- und Raumfahrt - Sechs-Bogenzahn, Innenantrieb - Definition der Geometrie This European Standard was approved by CEN on 16 April 2010. 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 nation

    6、al standard without any alteration. Up-to-date lists and bibliographical references concerning 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 versi

    7、on 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 same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Cz

    8、ech 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 United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EU

    9、ROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3911:2010: EBS EN 3911:2010EN 3911:2010 (E) 2 Contents Page Foreword 31

    10、 Scope 42 Normative references 43 Required characteristics .43.1 Configuration Dimensions Tolerances 44 Designation 55 Technical specification .5BS EN 3911:2010EN 3911:2010 (E) 3 Foreword This document (EN 3911:2010) has been prepared by the Aerospace and Defence Industries Association of Europe - S

    11、tandardization (ASD-STAN). After enquiries 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 ASD, prior to its presentation to CEN. This European Standard s

    12、hall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2011, and conflicting national standards shall be withdrawn at the latest by April 2011. Attention is drawn to the possibility that some of the elements of this docum

    13、ent may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: A

    14、ustria, 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, Switzerland and the United Kingdo

    15、m. BS EN 3911:2010EN 3911:2010 (E) 4 1 Scope This European Standard specifies the dimensions and tolerances of a six lobe recess. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. Fo

    16、r undated references, the latest edition of the referenced document (including any amendments) applies. EN 3905, Aerospace series Six lobe recesses for bolts Technical specification NAS 1800:1990, Recess, six lobe drive Internal Dimensions for recess and gages 1)3 Required characteristics 3.1 Config

    17、uration Dimensions Tolerances Configuration shall be in accordance with Figure 1. Dimensions and tolerances shall conform with Figure 1 and Table 1 and are expressed in millimetres. Figure 1 1) Published by: National Standards Association, Inc., 1200 Quince Orchad Blvd, Gaithersburg, MD 20878, Unite

    18、d States. BS EN 3911:2010EN 3911:2010 (E) 5 Table 1 Recess code E F RaRbY 06 1,27 1,75 0,16 0,36 0,025 07 a 1,50 2,07 0,18 0,42 08 1,73 2,40 0,22 0,49 09 1,86 2,58 0,23 0,53 10 a2,03 2,82 0,25 0,57 15 2,41 3,35 0,30 0,69 20 a2,83 3,94 0,33 0,83 25 3,24 4,52 0,40 0,89 0,035 27 3,63 5,08 0,42 1,08 30

    19、a4,03 5,61 0,48 1,16 40 a4,84 6,76 0,58 1,40 0,050 45 5,64 7,92 0,61 1,76 50 a6,45 8,94 0,81 1,78 55 a8,03 11,34 0,96 2,62 0,060 60 a9,61 13,42 1,12 2,83 aThese dimensions are derived from NAS 1800. 4 Designation EXAMPLE Description blockRECESS Identity block EN3911-40 Number of this standard Recess

    20、 code (see Table 1) 5 Technical specification EN 3905 This page deliberately left blankThis page deliberately left blankBSI is the independent national body responsible for preparing British Standardsand other standards-related publications, information and services. It presents the UK view on stand

    21、ards in Europe and at the international level. It is incorporated by Royal Charter.British Standards Institution (BSI)raising standards worldwideBSI Group Headquarters389 Chiswick High Road London W4 4AL UKTel +44 (0)20 8996 9001Fax +44 (0)20 8996 Standards are updated by amendment or revision. Use

    22、rs of British Stan-dards 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 serv-ices. We would be grateful if anyone finding an inaccuracy or ambiguity whileusing this British Standard would inform the Secret

    23、ary of the technical com-mittee responsible, the identity of which can be found on the inside frontcover.Tel: +44 (0)20 8996 9001 Fax: +44 (0)20 8996 7001BSI offers Members an individual updating service called PLUS which ensuresthat subscribers automatically receive the latest editions of standards

    24、.Tel: +44 (0)20 8996 7669 Fax: +44 (0)20 8996 7001Email: Buying standardsYou may buy PDF and hard copy versions of standards directly using acredit card from the BSI Shop on the website addition all orders for BSI, international and foreign standards publicationscan be addressed to BSI Customer Ser

    25、vices.Tel: +44 (0)20 8996 9001 Fax: +44 (0)20 8996 7001Email: In response to orders for international standards, it is BSI policy tosupply the BSI implementation of those that have been publishedas British Standards, unless otherwise requested.Information on standardsBSI provides a wide range of inf

    26、ormation on national, Europeanand international standards through its Knowledge Centre.Tel: +44 (0)20 8996 7004 Fax: +44 (0)20 8996 7005Email: Various BSI electronic information services are also available whichgive details on all its products and services. Tel: +44 (0)20 8996 7111 Fax: +44 (0)20 89

    27、96 7048Email: BSI Subscribing Members are kept up to date with standardsdevelopments and receive substantial discounts on the purchase priceof standards. For details of these and other benefits contact Membership Ad-ministration. Tel: +44 (0)20 8996 7002 Fax: +44 (0)20 8996 7001 Email: Information

    28、regarding online access to British Standards via BritishStandards Online can be found at information about BSI is available on the BSI website at www.bsi- subsists in all BSI publications. BSI also holds the copyright,in the UK, of the publications of the international standardization bodies. Ex-ce

    29、pt as permitted under the Copyright, Designs and Patents Act 1988 no ex-tract may be reproduced, stored in a retrieval system or transmitted in anyform or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude the freeuse, in t

    30、he course of implementing the standard of necessary details such assymbols, and size, type or grade designations. If these details are to be usedfor any other purpose than implementation then the prior written permissionof BSI must be obtained. Details and advice can be obtained from the Copy-right & Licensing Manager.Tel: +44 (0)20 8996 7070Email:


    注意事项

    本文(EN 3911-2010 en Aerospace series - Six lobe recess - Geometrical definition《航空航天系列 六瓣凹槽 几何定义》.pdf)为本站会员(ideacase155)主动上传,麦多课文档分享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档分享(点击联系客服),我们立即给予删除!




    关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1 

    收起
    展开