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

    BS EN 3721-1995 Nuts bihexagonal self-locking deep counterbored in heat resisting steel FE-PA92HT (A 286) MoS2 coated - Classification 1100 MPa (at ambient temperature) 425 C《二硫化钼涂.pdf

    • 资源ID:550965       资源大小:521.16KB        全文页数:12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。

    BS EN 3721-1995 Nuts bihexagonal self-locking deep counterbored in heat resisting steel FE-PA92HT (A 286) MoS2 coated - Classification 1100 MPa (at ambient temperature) 425 C《二硫化钼涂.pdf

    1、BRITISH STANDARD AEROSPACE SERIES BS EN 3721:1995 Nuts, bihexagonal, self-locking, deep counterbored, in heat resisting steel FE-PA92HT (A286), MoS 2coated Classification: 1100MPa (at ambient temperature)/425 C The European Standard EN3721:1995 has the status of a BritishStandardBSEN3721:1995 This B

    2、ritishStandard, having been prepared under the directionof the Engineering SectorBoard, was published underthe authority oftheStandards Board and comes into effect on 15November1995 BSI 12-1999 The following BSI references relate to the work on this standard: Committee reference ACE/12 Draft for com

    3、ment91/76462 DC ISBN 0 580 24492 X Committees responsible for this BritishStandard The preparation of this BritishStandard was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, upon which the following bodies were represented: Association of Electronics, Telecommuni

    4、cations and Business Equipment Industries British Industrial Fasteners Federation Ministry of Defence Society of British Aerospace Companies Ltd. Amendments issued since publication Amd. No. Date CommentsBSEN3721:1995 BSI 12-1999 i Contents Page Committees responsible Inside front cover National for

    5、eword ii Foreword 2 1 Scope 3 2 Normative references 3 3 Required characteristics 3 4 Designation 5 5 Marking 5 6 Technical specification 5 Figure 1 4 Table 1 4 List of references Inside back coverBSEN3721:1995 ii BSI 12-1999 National foreword This BritishStandard has been prepared by Technical Comm

    6、ittee ACE/12 and is the English language version of EN3721:1995 Aerospace series Nuts, bihexagonal, self-locking, deep counterbored, in heat resisting steel, FE-PA92HT (A286), MoS 2coated Classification:1100MPa (at ambient temperature)/425 C, published by the European Committee for Standardization (

    7、CEN). EN3721:1995 was produced as a result of international discussions in which the United Kingdom took an active part. Cross-reference There are no BritishStandards corresponding to the European Standards referred to in the text. A British Standard does not purport to include all the necessary pro

    8、visions 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. Publication referred to Corresponding BritishStandard ISO5855-2:1988 BS6293 Aerospace. MJ threads Part2:1994

    9、Limit dimensions for bolts and nuts Summary of pages This document comprises a front cover, an inside front cover, pagesi andii, theEN title page, pages2 to6, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This wil

    10、l be indicated in the amendment table on the inside front cover.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN3721 July1995 ICS 49.040.20 Descriptors: Aircraft industry, hexagonal nut, self-locking nut, heat resistant steel, coating, classification, dimension, dimensional tolerance, designatio

    11、n English version Aerospace series Nuts, bihexagonal, self-locking, deep counterbored, in heat resisting steel, FE-PA92HT (A286), MoS 2coated Classification:1100MPa (at ambient temperature)/425 C Srie arospatiale crous bihexagonaux, freinage interne, chambrs, en acier rsistant chaud FE-PA92HT (A286)

    12、, revtus MoS 2 Classification:1100MPa ( temprature ambiante)/425 C Luft- und Raumfahrt Zwlfkantmuttern, selbstsichernd, mit zylindrischer Aussenkung, aus hochwarmfestem Stahl FE-PA92HT (A286), MoS 2beschichtet Klasse:1100MPa (bei Raumtemperatur)/425 C This European Standard was approved by CEN on199

    13、5-03-18. 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 standards may be obta

    14、ined 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 responsibility of a CEN member into its own language and notified to the Central Secr

    15、etariat 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, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. CEN European Committee

    16、 for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1995 Copyright reserved to CEN members Ref. No. EN3721:1995 EEN3721:1995 BSI 12-1999 2 Foreword This European Standard has been prepared by the European Associa

    17、tion 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 and the Official Services of the member countries of AECMA, prior to its presentation to

    18、CEN. This European Standard shall be given the status of a national standard, either by the publication of anidentical text, or by endorsement, at the latest by January1996, and conflicting national standards shall be withdrawn at the latest by January1996. According to the CEN/CENELEC Internal Regu

    19、lations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.EN3721:1995 BSI 12-1999 3 1 Scope This st

    20、andard specifies the characteristics of self-locking bihexagonal nuts with deep counterbore, in FE-PA92HT, MoS 2coated, for aerospace applications. Classification:1100MPa 1) /425 C 2) 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publi

    21、cations. 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 amendment or revisio

    22、n. For undated references the latest edition of the publication referred to applies. ISO4095, Fasteners for aerospace construction Bi-hexagonal wrenching configuration. ISO5855-2, Aerospace MJ threads Part2: Limit dimensions for bolts and nuts. EN2399, Heat resisting steel FE-PA92-HT R m U 900MPa Ba

    23、rs for forged bolts Dk 25mm Aerospace series 3) . EN2424, Aerospace series Marking of aerospace products. EN2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods 4) . EN3639, Aerospace series Heat resisting alloy FE-PA2601 Softened and cold worked Wire for forged fasteners Dk 1

    24、5mm 900MPak R m k 1100MPa 5) . EN3752, Aerospace series Nuts, self-locking, MJ threads, in heat resisting steel FE-PA92HT (A286), MoS 2coated Classification:1100MPa (at ambient temperature)/425 C Technical specification 5) . 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses S

    25、ee Figure 1 and Table 1. Dimensions and tolerances are in millimetres. They apply before MoS 2coating. 3.2 Materials EN2399 or EN3639 3.3 Surface treatment EN2491 1) Corresponds to the minimum tensile stress which the nut is able to withstand at ambient temperature without breaking or cracking when

    26、tested with a bolt of a higher strength class. 2) Maximum test temperature of the parts 3) Published as AECMA Standard at the date of publication of this standard 4) In preparation at the date of publication of this standard 5) Published as AECMA Prestandard at the date of publication of this standa

    27、rdEN3721:1995 4 BSI 12-1999 Table 1 Figure 1 Thread a E F H J K L M N T Y Z Mass kg/1000 parts Code Designation max. min. max. max. min. min. min. max. 0,2 050 MJ50,8-4H6H 5,8 5,2 7 11,5 9,1 8,3 5,7 2 9,4 4,5 0,1 0,2 2,87 060 MJ61-4H5H 7,1 6,3 8 12,9 10,6 9,8 5,95 2,3 10,3 4,75 3,98 070 MJ71-4H5H 8,

    28、1 7,3 9 14,1 12,1 11,3 6,2 2,6 11,1 5 4,95 080 MJ81-4H5H 9,1 8,3 10 15,7 13,6 12,8 6,45 2,8 12,2 5,25 6 100 MJ101,25-4H5H 11,1 10,3 12 18,5 16,8 15,8 6,7 3,1 14,3 5,5 0,13 0,3 8,84 a In accordance with ISO5855-2. In the self-locking zone, the tolerances apply before forming out-of-round.EN3721:1995

    29、BSI 12-1999 5 4 Designation EXAMPLE: NOTEIf necessary, the code19005 shall be placed between the description block and the identity block. 5 Marking EN2424, style A, as indicated on Figure 1. 6 Technical specification EN37526 blankBSEN3721:1995 BSI 12-1999 List of references See national foreword.BS

    30、 EN 3721:1995 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 level. It is incorporated by Royal Charter. Revisions British

    31、Standards 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 grateful if anyone finding an inaccuracy or ambiguity while u

    32、sing 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 called PLUS which ensures that subscribers automatically rece

    33、ive 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 standards, it is BSI policy to supply the BSI implementation

    34、 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 Help to Exporters Service. Various BSI electronic information

    35、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 substantial discounts on the purchase price of standards. For deta

    36、ils 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 standardization bodies. Except as permitted under the Copyright

    37、, 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 preclude the free use, in the course of implementing the stan

    38、dard, 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.


    注意事项

    本文(BS EN 3721-1995 Nuts bihexagonal self-locking deep counterbored in heat resisting steel FE-PA92HT (A 286) MoS2 coated - Classification 1100 MPa (at ambient temperature) 425 C《二硫化钼涂.pdf)为本站会员(fatcommittee260)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