1、BS EN 3842:2001 BRITISH STANDARD AEROSPACE SERIES Circular tubes for fluids in corrosion resistant steel - Diameter 3,2 mmI;Drl00 mm- Thickness 0,32 mrn 1 O00 + 10 O 5.2 Geometric tolerances 5.2.1 Straightness 5.2.1.1 See EN 384%. Method of measurement and symbols 5.2.1.2 Tolerances See table 5 Tabl
2、e 5 Dimensions in millimetres Diameter Straightness deviation I Y, per metre 5.2.2 Roundness Roundness shall be contained within the outside diameter tolerances. 5.2.3 Eccentricity Eccentricity shall be contained within the thickness tolerances. 5 -_ BS EN 3842:2001 BSI 389 Chiswick High Road London
3、 W4 4AL BSI - British Standards Institution SI is the independent national body responsible for preparing Iritish Standards. It presents the UK view on standards in Europe and at the nternational level. It is incorporated by Royal Charter. tevisions 3ritish Standards are updated by amendment or revi
4、sion. Users of Iritish Standards should make sure that they possess the latest amendments or 5 ditions. t is the constant aim of BSI to improve the quality of our products and services. Ve would be grateful if anyone finding an inaccuracy or ambiguity while using his British Standard would inform th
5、e Secretary of the technical committee tesponsible, the identity of which can be found on the inside front cover. rei: 020 8996 9000. Fax: 020 8996 7400. 3SI offers members an individual updating service called PLUS which ensures hat subscribers automatically receive the latest editions of standards
6、. 3uying standards lrders for all BSI, international and foreign standards publications should be iddressed to Customer Services. Tel: 020 8996 9001. Fax: 020 8996 7001. Standards are also available from the BSI website at htto:/www.bsi-. :n response to orders for international standards, it is BSI
7、policy to supply the BSI implementation of those that have been published as British Standards, inless 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 Serv
8、ice. Various BSI electronic information services are also available which give letails on all its products and services. Contact the Information Centre. Tel: 020 8996 7111. Fax: 020 8996 7048. subscribing members of BSI are kept up to date with standards developments and receive substantial discount
9、s on the purchase price of standards. For details 3f these and other benefits contact Membership Administration. Tel: 020 8996 7002. Fax: 020 8996 70U1. Further information about BSI is available on the BSI website at http:/www.bsi-TI. Copyright Copyright subsists in all BSI publications. BSI also h
10、olds the copyright, in the UK, of the publications of the international standardization 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, reco
11、rding or otherwise - without prior written permission from BSI. This does not preclude 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: 020 8996 7070.
