ISO INTERNATIONAL STANDARD 9328-7 Third edition 2018-02 Steel flat products for pressure purposes Technical delivery conditions - Part 7: Stainless steels Produits plats en acier pour service sous pression - Conditions techniques de livraison- Partie 7: Aciers inoxydables Accessed by UNSW - LIBRARY on 03 Mar 2018 (Document currency not guaranteed when printed) Reference number ISO 9328-7:2018(E) ISO @IS02018 IS0 9328-7:2018(E) Accessed by UNSW - LIBRARY on 03 Mar COPYRIGHTPROTECTEDDOCUMENT @I IS02018 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 [email protected] www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0 9328-7:2018(E) Contents Page Foreword ..iv Introduction ..V 1 Scope. .1 2 Normative references 3 Terms and definitions ..1 4 Classification and designation .1 5 Information to be supplied by the purchaser .2 5.1 Mandatory information .2 5.2 Options. .2 5.3 Example for ordering. .2 6 Requirements .2 6.1 Steelmaking process. .2 6.2 Delivery condition 2 6.3 Chemical composition and chemical corrosion properties .2 6.4 Mechanical properties 6.5 Surfacecondition. 6.6 Internal soundness. .3 6.7 Post-weld heat treatment. .3 6.8 Dimensions and tolerances .3 6.9 Calculation of mass. .3 6.10 Physical properties. .3 7 Inspection .3 Accessed by UNSW - LIBRARY on 03 Mar 2018 (Document currency not guaranteed when printed) 7.1 Types of inspection and inspection documents .3 7.2 Tests to be carried out. .3 7.3 Re-tests .3 8 Sampling. .4 8.1 Frequency of testing. ..4 8.2 Selection and preparation of samples and test pieces ..4 9 Test methods. ..4 10 Marking ..4 Annex A (informative) Steel designations in accordance with this document and designation of comparable steel grades in national or regional standards .30 Annex B (informative) Guidelines for further treatment (including heat treatment) infabrication .32 Annex C (informative) Post-weld heat treatment .36 Annex D (informative) Preliminary reference data for the tensile strength of austenitic- ferriticsteelsatelevatedtemperatures .39 Annex E (informative) Reference data on strength values for1 % (plastic) creep strain and creeprupture .40 Annex F (informative) Reference data on mechanical properties of austenitic steels at room temperatureandatlowtemperature .47 AnnexG(informative)Referencedataonsomephysicalproperties ..49 Annex H (informative) Numbering of steel grades in accordance with IS0 15510 ..56 Bibliography ..58 @ IS0 2018 - All rights reserved iii