ISO INTERNATIONAL STANDARD 16964 Second edition 2019-01 Gas cylinders Flexible hoses assemblies - Specification and testing Bouteilles a gaz - Flexibles - Spécifications et essais Reference number IS0 16964:2019(E) so @ IS0 2019 IS0 16964:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 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 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 16964:2019(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Requirements .2 4.1 Production pressure tests .2 4.1.1 Strengthtest .2 4.1.2 Leaktest 2 4.2 Type tests.. .2 4.2.1 General. 2 4.2.2 Burst pressure test (3 samples per type) .3 4.2.3 Pressure cycle test (3 samples per type) 3 4.2.4 Oxygen compatibility test (3 samples per type) .4 4.2.5 Acetylene compatibility test (3 samples) 4 4.2.6 Gas material compatibility .4 4.2.7 Test of the safety cable (2 samples) .4 4.2.8 Additional tests ..5 5 Marking .6 Annex A (informative) Examples of kink test, side impact test and torsion test .7 Bibliography ..14 @ IS0 2019 - All rights reserved iii