1、STD.BSI BS EN 2748-ENGL 1977 Lb24bb9 058b585 bb4 BRITISH STANDARD AEROSPACE SERIES Washers, tab, in heat resisting steel, passivated The European Standard EN 2948: 1996 has the status of a British Stanclad ICs 49.030.99 3s EN t948 : 1997 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPRI
2、GH LAW STD-BSI BS EN 27Y8-ENGL 1777 M Lb24bb7 058b58b 5T0 Amd. No. BS EN 2948 : 1997 Date Text affected Committees responsible for this British Standard The preparation of this British Standard was enmsted to lchnid Committee ACW12, Aerospace astenem and fastenllig systems, upon which the following
3、bodiea were represene Associaion of Electronics, Telecommunications and Business Equipment industrie British Industrhi Fasteners Federation Minishy of Defence Society of British Aerospace Companies This British Standard, having been prepared under the direction of the Engineering Sector Board, was p
4、ublished under the authority of the Standards Board and comes into effect on 16 March 1997 Q BSI 1997 Amendments issued since publication The foiiowing BSI references reiate to the work on this standant Committee reference ACW12 Draft for comment 88476306 DC ISBN O 580 27148 3 STD-BSI BS EN 2748-ENG
5、L 1997 9 Lb24bb7 058b587 437 M BS EN 2948 : 1997 Contents page commiaees responsible Inside fmnt cover Nationai foreword ii Foreword 2 Specincation 1 scope 3 2 Normativereferences 3 3 Requiredcharactens$ * CS 3 4 Designation 6 6 Marking 6 6 Inspeconandtests 6 7 Quaiityassurance 6 Q BSI 1997 i STD*BS
6、I BS EN 2748-ENGL 1777 m lbZLibb9 D58b588 373 m BS EN 2948 : 1997 National foreword This British Stanard has been prepared by Technical Committee ACW12 and is the English language version of EN 2948 : 1996 Aerospace series - Washers, tab, in heat resistiw steel, pussimted, published by the Emv Commi
7、ttee for stadarmon EN 2948 : 1996 was produced as a result of international discussions in which the United Kingdom took an active part. VEN). Cross-references Publication referred to Corresponding British Sandard EN 2000: 1991 EN2424: 1995 BS EN Zoo0 :.1992 Quality assumnce - EN aerospace p? Fax O1
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9、right subsists in ail BSI publications. BSI also holds the copyright, in the UK, of the publications of the international stanmon bodies. Except as pennitkd under the Copyright, Designs and Pants Ad 1988 no extract may be reproduced, stored in a retried system or tmnmud in any form or by any means -
10、 electronic, photocopying, recording or otherwise - without prior written permission from BSL This does not preclude the lhe use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade desigxdions. Ifthese details are to be used for any other purpos
11、e than implementation then the prior written permission of BSI must be obtained if pennission is granted, the terms may include royalty payments or a licensing agreement Details and advice can be obtained from the Copyright Manager, BSI, 389 Chiswick High Road, London W4 4AL ISBN O 680 27148 3 ACW12
