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STANDARD 9523
Fifth edition
2023-12
Touring ski-boots for adults —
Interface with touring ski-bindings —
Requirements and test methods
Chaussures de ski de randonnée pour adultes — Zone de contact avec
les fixations de skis de randonnée — Exigences et méthodes d'essai
Reference number
ISO 9523:2023(E)
© ISO 2023
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ISO 9523:2023(E)
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© ISO 2023
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Published in Switzerland
ii
© ISO 2023 – All rights reserved
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ISO 9523:2023(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Requirements and test methods . 2
4.1 General . 2
4.2 Dimensions . 2
4.3 Design . 4
4.3.1 Sole length . 4
4.3.2 Boot sole interface . 4
4.3.3 Side walls at boot toe . 4
4.3.4 Side walls at boot heel . 4
4.3.5 Rigidity . 6
4.3.6 Boot sole interface areas with the binding . 7
4.3.7 Free spaces . 9
4.3.8 Toe and heel boot/binding interface areas .13
4.3.9 Bevelled areas . 16
4.3.10 Bearing surface at heel . 16
4.3.11 Bearing surface at toe . 16
4.3.12 Style of boot shell .
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