ISO INTERNATIONAL STANDARD 20349-1 First edition 2017-07 Personal protective equipment Footwear protecting against risks in foundries and welding Part 1: Requirements and test methods for protection against risks in foundries Equipement de protection individuelle - Chaussures de protection contre les risques dans les fonderies et lors d'operations de soudage Partie 1: Exigences et méthode d'essai pour la protection contre les risques dans les fonderies Reference number IS0 20349-1:2017(E) International Organization for Standardization @ IS0 2017 ed without license from IHS IS0 20349-1:2017(E) COPYRIGHT PROTECTED DOCUMENT 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 written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice 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 Internatinir DrganizationforStandardization Licensee-ZHEJIANG INST.OF STANDARDIZoISQ37 -All rights reserved Not for Resale, 2017/9/27 05:30:58 networking permited withoutlicense from IHS IS0 20349-1:2017(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ...1 3 Terms and definitions 4 Classification of footwear. 5 Sampling and conditioning ..2 6 Requirements ..2 7 Specific requirements ..4 7.1 Height of upper. ..4 7.2 Footwear design .4 7.3 Resistance to the effects of molten metal. 5 7.4 Resistance of upper to contact heat transmission .5 7.5 Burning behaviour. 5 7.6 Heat insulation of sole complex 7.7 Surface shrinkage of leather. .5 7.8 Footwear removal time 7 7.9 Innocuousness. 7 8 Marking .1 9 Information to be supplied by the manufacturer .8 9.1 General .8 9.2 Information regarding perforation resistant insert 9 9.3 Electrical properties .10 9.3.1 Antistatic footwear. ..10 9.3.2 Electrically insulating footwear .10 9.4 Insocks. ..10 Annex A (normative) Test method for the resistance of footwear to the effects of large quantities of molten metal. ..11 Bibliography ..15 ii icenSee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 vided by IHS under lic without license from IHS