ISO INTERNATIONAL STANDARD 13061-10 First edition 2017-10 Physical and mechanical properties of wood - Test methods for small clear wood specimens - Part 10: Determination of impact bending strength Proprietes physiques et mécaniques du bois-Methodes d'essais sur petiteséprouvettesdeboissansdefauts Partie10:Determinationde larésilience en flexion dynamique Referencenumber IS013061-10:2017(E) ISO2017 IS013061-10:2017(E) Contents Page Foreword iv Introduction. .V 1 Scope. 1 2 Normativereferences .1 3 Terms anddefinitions 1 4 Principle. .1 5 Apparatus. .1 6 Preparationoftestpieces .2 7 .2 Procedure 8 Calculation and expression of results .3 9 Test report. .3 @ IS0 2017 - All rights reserved iii IS013061-10:2017(E) Foreword Iso (the International OrganizationforStandardization)isaworldwidefederation ofnational standards bodies (iso member bodies).The work of preparing International Standards is normally carried out throughIsotechnical committees.Eachmemberbody interested inasubjectforwhichatechnical committee has beenestablished has the rightto berepresented on that committee.International organizations,governmental and non-governmental,in liaisonwithIso,also takepartin thework. ISocollaboratescloselywiththeInternational Electrotechnical Commission(IEC)onallmattersof electrotechnical standardization. Theprocedures used to developthis document and those intended for its further maintenanceare described in the Iso/IEC Directives, Part 1.In particularthe different approval criteria neededfor the differenttypes ofIso documents shouldbe noted.This document was drafted in accordance with the editorial rules ofthe ISo/IE Directives, Part 2 (see www.iso.org/directives). Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectof patent rights. Iso shall not be held responsible for identifying any or all such patent rights.Details of anypatentrightsidentifiedduringthedevelopmentofthedocumentwillbeintheIntroductionand/or on the Iso list of patent declarations received (seewww.iso.org/patents). Anytrade nameused in this document is informationgiven fortheconvenience of users and doesnot constitutean endorsement. Foran explanation on thevoluntarynature of standards,themeaning of Isospecific termsand World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL:www.iso.org/iso/foreword.html. ThisdocumentwaspreparedbyTechnicalCommitteeISo/TC218,Timber. This first edition of IS0 13061-10 cancels and replaces IS0 3348:1975, which has been technically revised with regardsto the sizes,moisture content oftest pieces, and adjustmentfor moisture content. Alistofallparts intheISO13061series canbefoundontheISOwebsite. iv IS0 2017- All rights reserved