BS S 532-1969 Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening 980 1180 MPa)《铬-镍-铜-钼耐腐蚀钢薄板材和带材规范(沉淀硬化 980 1180.pdf

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1、BRITISH STANDARD AEROSPACE SERIES BS S 532:1969 Incorporating Amendments Nos. 1 and 2 Specification for chromium-nickel- copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening: 980/1 180 MPa) UDC 629.7:669.152624328-194:669.14.018.8-41 This Standard is obsolescent. See

2、the BSI Catalogue for details. September 1999BS S 532:1969 This British Standard, having been approved by the Aerospace Industry Standards Committee, was published under the authority of the Executive Board of the Institution on 30 September 1969 BSI 27 May 2003 The following BSI references relate t

3、o the work on this standard: Committee reference ACE/15 Draft for comment 68/22041 ISBN 0 580 05522 1 Amendments issued since publication Amd. No. Date Comments 4256 April 1983 14148 27 May 2003 Indicated by a sidelineBS S 532:1969 BSI 27 May 2003 i Contents Page Foreword ii 1 Inspection and testing

4、 procedure 1 2 Process of manufacture 1 3 Chemical composition 1 4 Surface dressing 1 5 Condition 1 6 Heat treatment 2 7 Mechanical properties 2BS S 532:1969 ii BSI 27 May 2003 Foreword This publication does not purport to include all the necessary provisions of a contract. Users are responsible for

5、 its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 and 2, an inside back cover and a back cover. The BSI copyright notice displa

6、yed in this document indicates when the document was last issued. Sidelining in this document indicates the most recent changes by amendment.BS S 532:1969 BSI 27 May 2003 1 NOTE 1 The specified chemical composition, heat treatment and tensile properties comply with AICMA Recommendation FE PM 65 for

7、material heat-treated to a tensile strength of 100/120 kgf/mm 2 . (980/1 180 MN/in 2 : 98/118 hbar). NOTE 2 Sheet and strip of the same composition for use at a higher strength level are covered by the latest edition of BS S 533. 1 Inspection and testing procedure 1.1 This British Standard shall be

8、used in conjunction with the relevant sections of the latest edition of BS S 500. 1.2 The thickness of the material shall be in accordance with the latest edition of BS S 500. Material which has been finally hot rolled prior to heat treatment shall satisfy the tolerances applicable to hot-rolled she

9、et and strip. Material which has been finally cold rolled prior to heat treatment shall satisfy the tolerances applicable to cold-rolled sheet and strip. 1.3 Sulphur printing or deep etching tests. Samples shall be selected in accordance with the latest edition of BS S 500. 2 Process of manufacture

10、The material shall be manufactured by an electric process unless otherwise agreed between the manufacturer and the purchaser in accordance with the latest edition of BS S 500. 3 Chemical composition The steel shall contain: 4 Surface dressing The material shall be overall dressed in accordance with

11、the requirements of the latest edition of BS S 500. 5 Condition 5.1 The material shall be supplied in the solution treated and descaled condition. 5.2 Finished parts shall be supplied finally heat treated. Element % min. max. Carbon 0.04 0.07 Silicon 0.60 Manganese 0.80 1.80 Phosphorus 0.035 Sulphur

12、 0.025 Chromium 15.3 16.3 Copper 1.40 2.10 Molybdenum 1.20 2.00 Nickel 5.0 5.8 Titanium 0.05 0.15BS S 532:1969 2 BSI 27 May 2003 6 Heat treatment 6.1 Solution treatment. Heat at a temperature within the range 1 000 C to 1 075 C. The time at temperature shall be adequate to ensure that after cooling

13、in air, the mechanical property requirements of 7.1 are achieved and that those of 7.2 are achieved in the finally heat treated condition. 6.2 Final heat treatment. The final heat treatment of solution treated material shall be: 1) Precipitation treatment: 1st stage. Heat at a temperature of 750 10

14、C for 2 hours to 4 hours and cool in air. 2) Precipitation treatment: 2nd stage. Cool to a temperature of 0 5 C and hold for not less than 2 hours. 3) Precipitation treatment: final stage. Heat at a temperature of 540 10 C for “ hour to 1 hour and cool in air. 7 Mechanical properties The mechanical

15、properties obtained from test pieces selected and prepared in accordance with the relevant requirements of the latest edition of BS S 500 shall comply with the following. 7.1 Tests in the solution treated condition 1) Hardness test. The hardness shall be not more than 285 HB or 300 HV. 2) Single ben

16、d test. The test piece shall be bent without cracking through an angle of 180 over a former with a radius equal to one and a half times the nominal thickness of the sheet or strip. 7.2 Tests in the finally heat treated condition 1) Tensile test. 2) Hardness test. The hardness of the finally heat tre

17、ated parts shall be: 293 min./363 max. HB; or 310 min./380 max. HV. 0.2 % proof stress Tensile strength Elongation MPa MPa % min. min. max. min. 800 980 1 180 8blankBS S 532:1969 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsib

18、le for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendment

19、s 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 using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found

20、on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards

21、 publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, it is BSI policy to supply the BSI implementation of

22、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 and its Technical Help to Exporters Service. Various BSI electronic information ser

23、vices are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. Fax: +44 (0)20 8996 7048. Email: infobsi-. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purch

24、ase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)20 8996 7001. Email: membershipbsi-. Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- Further i

25、nformation about BSI is available on the BSI website at http:/www.bsi-. 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, Designs and Patents Act 198

26、8 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 standard, of necessary details su

27、ch 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. Details and advice can be obtained from the Copyright & Licensing Manager. Tel: +44 (0)20 8996 7070. Fax: +44 (0)20 8996 7553. Email: copyrightbsi-.

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