ISO/TR TECHNICAL REPORT 12470-2 First edition 2017-11 Fire-resistance tests Guidance on the application and extension of results from tests conducted on fire containment assemblies and products - Part 2: Non-loadbearing elements Essais deresistanceaufeu-RecommandationspourI'application etI'extrapolation des resultats d'essais réalisés sur les produits et assemblagesd'endiguementdufeu- Partie2:Elements nonporteurs Reference number IS0/TR12470-2:2017(E) @ISO2017 Copyright Intemafional Organization for Standardization cense from IHS Not for Resale, 12/01/2017 01:19:46 MST IS0/TR12470-2:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland 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. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org ISO 2017-All rights reserved T networking permitted without licanse trom IHS Not for Resale, 12/01/2017 01:19:46 MST IS0/TR12470-2:2017(E) Contents Page Foreword ..V Introduction. ..vi 1 Scope. 2 Normative references 3 Terms and definitions 4 Principles of the field ofapplication ..4 4.1 General. .4 4.2 Direct application ..4 4.3 Extendedapplication .5 4.3.1 .5 General. 4.3.2 Rules ofextendedapplication .5 4.3.3 Calculations and computer programs used in extended applications. ..5 4.3.4 Judgements in extended applications.. .5 4.4 Project specific application .6 5 Commonfactorswhich influencethefield ofapplication ofallelements. .6 5.1 General .6 5.2 Manufacture and materials 6 5.2.1 General. .6 5.2.2 Direct application .6 Fire resisting doorassemblies .7 6 .7 6.1 General 6.2 Direct application .7 1 6.2.1 General. 6.2.2 Leaves. .7 6.2.3 Openings in the leaf. .8 6.2.4 Frames .8 6.2.5 Door hardware (ironmongery) .8 6.2.6 Fire seals .8 6.3 Extended application .9 6.3.1 General .9 6.3.2 Rules. .9 6.3.3 Fire engineering calculations .10 6.3.4 Expert judgements .10 6.3.5 Opening in the leaf orleaves. .22 7 Fixed vertical fire resistingglazed elements .28 7.1 General. 28 Direct application 7.2 28 7.2.1 General. 28 7.2.2 Common parameters of allforms of fixed glazed elements. 28 7.2.3 Framing members (timber) .28 7.2.4 Framing members (metal) 29 7.2.5 Glass retention system .29 7.2.6 Glass. .29 7.3 Extended application .30 7.3.1 General. 30 7.3.2 Rules .30 7.3.3 Fire engineering calculations 30 7.3.4 Expert judgements. ..30 Lineargap sealing systems .33 8 8.1 General. .33 8.2 Direct application ..34 iii Provided by IHS Markit under license with ANS itted without license from IHS