ISO INTERNATIONAL STANDARD 13807 Second edition 2022-10 Vitreous and porcelain enamels Determination of crack formation temperature in the thermal shock testing of enamels for the chemical industry Emaux vitrifiés - Determination de la température de fissuration par choc thermique d'émaux pour I'industrie chimique Reference number IS0 13807:2022(E) ISO @IS02022 IS0 13807:2022(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2022 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 or Iso's member body in the country of the requester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @IS02022-Allrightsreserved