ISO INTERNATIONAL STANDARD 527-4 Third edition 2023-03 Plastics Determination of tensile properties - Part 4: Test conditions for isotropic and orthotropic fibre-reinforced plastic composites Plastiques - Détermination des proprietés en traction - Partie 4: Conditions d'essai pour les composites plastiques renforces defibresisotropesetorthotropes Reference number ISO 527-4:2023(E) @IS0 2023 IS0 527-4:2023(E) COPYRIGHTPROTECTEDDOCUMENT ISO2023 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 countryoftherequester. ISO copyright office CP401:Ch.de Blandonnet8 CH-1214 Vernier, Geneva Phone:+4122 749 0111 Email:[email protected] Website: www.iso.org Published inSwitzerland ii @IS02023-All rights reserved