ISO INTERNATIONAL STANDARD 3575 Fifth edition 2016-07-15 Continuous hot-dip zinc-coated and zinc-iron alloy-coated carbon steel sheet of commercial and drawing qualities Toles en acier au carbone galvanisées en continu par immersion a chaud, de qualité commerciale et pour emboutissage Reference number IS0 3575:2016(E) ISO @ IS0 2016 IS0 3575:2016(E) COPYRIGHT PROTECTED DOCUMENT @IS02016,PublishedinSwitzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8. CP 401 CH-1214 Vernier, Geneva, Switzerland Tel.+41227490111 Fax+4122 749 09 47 [email protected] www.iso.org i @IS0 2016-All rights reserved IS03575:2016(E) Contents Page Foreword 1 Scope 2 Normative references.. 3 Terms and definitions . 4 Dimensions. 3 5 Conditions of manufacture. 5.1 Steelmaking . 5.2 Chemical composition 5.3 Chemical analysisww 5.3.1 Heat analysis. 5.3.2 Product analysis 5.4 Mechanical properties. 5.4.1 Ordering conditions 5.4.2 Fabrication qualities. 5.4.3 Interstitial free steel. 5.5 5.5.1 Coating mass. 5.5.2 Coating adherence.. 5.6 Weldability 5.7 5.8 Surface treatment. 5.8.1 Mill passivation, 5.8.2 Mill phosphating 5.8.3 Oiling.. 5.9 Coated coil joining. 5.10 Dimensional and shape tolerances 6 Sampling. 6.1 Tensiletest 6.2 Coating tests. 6.2.1 Coating mass. 6.2.2 Triple-spot test. 6.2.3 Single-spot test. 9 6.2.4 Coating adherence 10 7 Test methods. .10 7.1 Tensiletest 10 7.2 Coating properties 10 7.2.1 Coating mass. 10 7.2.2 Coating adherence. 10 8 Designation system 10 8.1 General 10 8,2 Coating designation. 10 8.3 Coatingmass. 10 8.4 Coating finish condition. 11 8.5 Surface treatment. 11 8.6 Base-metal quality designation. 11 8.7 Examples... 11 9 Retests 12 9.1 Machining and flaws. 12 9.2 Elongation 12 9.3 Additional tests. 12 10 Resubmission 12 @ IS0 2016 - All rights reserved ili