ISO INTERNATIONAL STANDARD 5178 Second edition 2019-01 Destructive tests on welds in metallic materials Longitudinal tensile test on weld metal in fusion welded joints Essais destructifs des soudures surmateriauxmétalliques-Essai de traction longitudinale du metal fondu des assemblages soudes parfusion Referencenumber ISO5178:2019(E) ISO @IS0 2019 IS05178:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2019 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 orIso's memberbody in the countryof therequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax:+4122749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019- All rights reserved IS05178:2019(E) Contents Page Foreword ..iv 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols and abbreviated terms 5 Principle .1 6 Removaloftestspecimens 2 6.1 Location. .2 6.2 Marking 2 6.3 Heat treatment and/or ageing 2 6.4 Extraction. .2 6.4.1 General 2 6.4.2 Steel. 2 6.4.3 Other metallic material 2 6.5 Machining of test specimens. .2 6.6 Dimensions. 3 6.7 Surfacequality .4 7 Conditions of testing ..4 8 Test results. 8.1 General. 4 8.2 Examination offracturesurfaces .4 9 Testreport ..4 Annex A (informative)Example ofa test report 5 IS0 2019-All rights reserved iii