BS 2S 510-1970 Specification for carbon steel sheet and strip (430 540 MPa) (suitable for welding)《碳钢薄板和带材规范(430 540 MPa)(适用于焊接)》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS 2S 510:1970 (Superseding BS S 510) Incorporating Amendments Nos. 1 and 2 Specification for carbon steel sheet and strip (430/540 MPa) (suitable for welding) UDC 629.7:669.14.018.296 41:621.791 This Standard is obsolescent. See the BSI Catalogue for detailsBS 2S 5

2、10:1970 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 28 August 1970 BSI 30 May 2003 The following BSI references relate to the work on this standard: Committee reference ACE/1

3、5 Draft for comment 69/17094 ISBN 0 580 06183 3 Amendments issued since publication Amd. No. Date Comments 889 March 1972 14158 30 May 2003 Indicated by a sidelineBS 2S 510:1970 BSI 30 May 2003 i Contents Page Foreword ii 1 Inspection and testing procedure 1 2 Process of manufacture 1 3 Chemical com

4、position 1 4 Surface dressing 1 5 Condition 1 6 Final heat treatment 1 7 Mechanical properties 2BS 2S 510:1970 ii BSI 30 May 2003 Foreword This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a Bri

5、tish 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 displayed in this document indicates when the documen

6、t was last issued. Sidelining in this document indicates the most recent changes by amendment.BS 2S 510:1970 BSI 30 May 2003 1 1 Inspection and testing procedure 1.1 This British Standard shall be used in conjunction with the latest edition of BS S 500. 1.2 The thickness of the material shall be in

7、accordance with the latest edition of BS S 500. Material which has been finally hot-rolled prior to softening shall satisfy the tolerances applicable to hot-rolled mild steel sheet and strip. Material which has been finally cold-rolled prior to softening shall satisfy the tolerances applicable to co

8、ld-rolled mild steel 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 The material shall be manufactured by an oxygen, open hearth or electric process, unless otherwise agreed between th

9、e manufacturer and the purchaser in accordance with the latest edition of S 500. 3 Chemical composition The steel shall contain: 4 Surface dressing The material shall be locally dressed in accordance with the requirements of the latest edition of BS S 500. 5 Condition 5.1 The material shall be suppl

10、ied in the softened condition after final hot or cold rolling. 5.2 Unless otherwise agreed the method of rolling shall be at the option of the manufacturer but shall be stated in the release note. 6 Final heat treatment Softening shall be carried out by heating at a temperature not less than 600 C a

11、nd cooling in a suitable manner. Element % Min. Max. Carbon 0.17 0.25 Silicon 0.10 0.35 Manganese 0.4 0.8 Phosphorous 0.040 Sulphur 0.040 Chromium 0.25 Molybdenum 0.10 Nickel 0.30BS 2S 510:1970 2 BSI 30 May 2003 7 Mechanical properties The mechanical properties obtained from test pieces selected and

12、 prepared in accordance with the relevant requirements of the latest edition of BS S 500 shall comply with the following. 1) Tensile test. The values in MN/m 2are to be regarded as the standard. 2) Hardness test. The hardness of the material shall be: 121 min./163 max. HB; or 125 min./170 max. HV. 3

13、) Single bend test. The test piece shall be bent without cracking through an angle of 180 over a former with a radius equal to half the nominal thickness of the sheet or strip. 0.2 % proof stress Tensile strength Elongation on thickness Less than 1.6 mm 1.6 mm and over MPa MPa % min. min. max. min.

14、min. 255 430 540 18 20blankBS 2S 510:1970 BSI 389 Chiswick High Road London W4 4AL 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

15、Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards 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

16、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 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 P

17、LUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 9001. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards

18、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 those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of in

19、formation on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: +44 (0)20 8996 7111. F

20、ax: +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 purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: +44 (0)20 8996 7002. Fax: +44 (0)

21、20 8996 7001. Email: membershipbsi-. Information regarding online access to British Standards via British Standards Online can be found at http:/www.bsi- Further information about BSI is available on the BSI website at http:/www.bsi-. Copyright Copyright subsists in all BSI publications. BSI also ho

22、lds 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, recordi

23、ng 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. 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-.