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    EN 3112-1995 en Aerospace Series - Bolts Normal Hexagonal Head Threaded to Head in Alloy Steel Cadmium Plated - Classification 900 MPa (at Ambient Temperature) 235 Degrees C《航空航天系列.pdf

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    EN 3112-1995 en Aerospace Series - Bolts Normal Hexagonal Head Threaded to Head in Alloy Steel Cadmium Plated - Classification 900 MPa (at Ambient Temperature) 235 Degrees C《航空航天系列.pdf

    1、1 CEN EN*3332 95 3404589 0303934 230 BRITISH STANDARD AEROSPACE SERIES a 4“ c iiv ail d# - Bolts, normal hexagonal head, threaded to head, in alloy steel, cadiurn plated - Classification: 900 MPa (at ambient temperature)/ 235 OC The European Standard EN 3112 : 1995 has the status of a British Standa

    2、rd BS EN 3112 : 1995 CEN EN*3II12 95 = 3404589 0103935 II57 BS EN 3112 : 1995 Date This British Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 August 1995 O BSI 1995 Text affecte

    3、d The following BSI references relate to the work on this standard: Committee reference ACE112 Draft for comment 88/76361 DC ISBN O 580 23875 X Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee ACE!12, Aerospace fasteners a

    4、nd fastening systems, upon which the following bodies were represented: Association of Electronics, Telecommunications and Business Equipment British Industrial Fasteners Federation Ministry of Defence Society of British Aerospace Companies Ltd. Industries Amendments issued since publication Amd. No

    5、. CEN EN*3332 95 D 3404589 O303936 093 = BS EN 3112 : 1995 Contents Committees responsible National foreword page Inside front page ii Foreword Specification 1 Scope 2 3 2 Normative references 3 3 Required characteristics 4 4 Designation 7 6 Marking 7 6 Qchnical specification 7. i CEN ENx3112 95 W 3

    6、404589 Cil103937 T2T W BS EN 3112 : 1995 National foreword This British Standard has been prepared by Bchnical Committee ACEI12 and is the English language version of EN 3112 : 1995 Aerospace series - Bolts, normal hemgonal head, threaded to head, in alloy steel, cadium plated - Classification: 900

    7、MPa (at ambient peratre)/235C, published by the European Committee for Standardization (CEN). EN 31 12 : 1995 was produced as a result of international discussions in which the United Kingdom took an active part. Cross-references Publication referred to EN 2000 : 1991 Corresponding British Standard

    8、BS EN 2000 : 1992 Quality assurance - EN aerospace products - Approval of the quality system of manufacturers BS EN 2424 : 1995 Aerospace series - Marking of aerospace productsl) BS 2A 231 : 1993 Rolled threads for bolts - Lead and run out requiremen - Classifcation of defects : replace AQL 0.065% b

    9、y 1%. 6.3 Requirements deleted - Qualification of bolts ; - Tensile strength ; - Double shear strength ; - Tension fatigue strength. CEN EN*3LL2 95 W 3404589 0303945 OTb W BS EN 3112 : 1995 List of references See national foreword. BS EN 3112 : 1995 J3SI 389 Chiswick High Road London W4 4AL 9508- 5-

    10、 O.5k-FP BSI - British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Contract requirements A British Standard does not purport

    11、 to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. Any per

    12、son who finds an inaccuracy or ambiguity while using this British Standard should bring it to the attention of the Quality Manager, BSI without delay so that the matter may be investigated swiftly. BSI offers members an individual updating service called PLUS which ensures that subscribers automatic

    13、ally receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services, Sales Department at Chiswick: Tel: 0181 996 7000; k: 0181 996 7001. In response to orders for international standards, it is

    14、BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library, the Standardline Database, the BSI

    15、Information Technology Service (BITS) and its Technical Help to Exporters Service. Contact the Information Department at Chiswick: %l: 0181 996 7111; Fax: 0181 996 7048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price

    16、 of standards. For details of these and other benefits contact Customer Services, Membership at Chiswick: kl: 0181 996 7002; Fhx: 0181 996 7001. Copyright Copyright subsists in all BSI publications and no part may be reproduced in any form without the prior permission in writing of BSI. This does no

    17、t preclude the free use, in the course of implementing the standard of necessary details such as symbols and size, type or grade designations including use by incorporation into computer programs, but where these details are reproduced including without limitation in printed form, in computer progra

    18、ms or in any other form whatsoever, the permission in writing of BSI must be obtained and if granted will be on terms including royalty, before the product is sold, licensed or otherwise exploited for commercial gain. Enquiries about copyright should be made to the Copyright Manager at Chiswick. ISBN O 580 23876 X ACEI12


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