International D ISO Standard ISO 22762-3 Fourth edition Elastomeric seismic-protection 2024-09 isolators - Part 3: Applications for buildings - Specifications Appareilsd'appuisstructurauxenélastomerepourprotection sismique Partie3:Applications pour batiments-Spécifications Referencenumber ISO 22762-3:2024(en) ISO2024 IS022762-3:2024(en) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2024 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:+41227490111 Email: copyright@iso.org Website: www.iso.org Published in Switzerland @IS0 2024-All rights reserved i IS0 22762-3:2024(en) Contents Page Foreword. ... Introduction. ..vi Scope. 1 2 Normative references ..1 3 Terms and definitions 4 Symbols. .3 5 Classification .6 5.1 General 5.2 Classificationbyconstruction .7 5.3 Classification bytolerance on shearproperties ..8 6 Requirement ..8 8 6.1 General 6.2 Type tests and routine tests ..9 6.3 Functional requirements. .10 6.4 Design compressive force and design shear displacement .10 6.5 Performancerequirements. .10 6.5.1 General .10 6.5.2 Compressiveproperties ..11 6.5.3 Shear properties.. .12 6.5.4 Tensile properties.. .12 6.5.5 Dependences of shear properties .13 6.5.6 Dependencesofcompressiveproperties .14 6.5.7 Shear displacement capacity 15 Durability. 6.5.8 15 6.6 Rubber material requirements .16 6.6.1 General .16 6.6.2 Tensile properties. .16 6.6.3 Properties afterageinginair .16 6.6.4 ..17 Hardness. 6.6.5 Ozone resistance .17 6.6.6 Other properties. ..17 6.7 Dimensional requirements ..17 6.8 Requirements on steel used for flanges and reinforcing plates .18 6.9 Requirement on lead material for LRB .19 7 Design rules. .19 7.1 General. .19 7.2 Shape factor. .19 7.2.1 First shape factor. .19 7.2.2 Second shape factor. 20 7.3 Compression and shear properties 20 7.3.1 Compressive stiffness 20 7.3.2 Shear stiffness and equivalent damping ratio 20 7.4 Ultimate properties.. .21 Stabilityat zero displacement. .21 7.4.1 7.4.2 Stability and failure underlarge shear displacements 22 7.4.3 Roll-out properties of elastomeric isolators with recessed or dowelled connections (Type III) 22 7.4.4 Tensile properties... 23 7.5 Reinforcing steel plates .24 7.6 Connections. .24 Manufacturing tolerances. .24 8 8.1 General .24 @ IS0 2024 - All rights reserved iii