About

Scope

Standardization of truck and bus tyres and rims for size designations, dimensions, and performances, including load/inflation/speed relationship of tyres.

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4

Published ISO standards *

1

ISO standard under development *

17
Participating members
11
Observing members

* number includes updates

 

Organizations in liaison (Category A and B)
Acronym Title Category
ETRTO European Tyre and Rim Technical Organization A

ISO/TC 31/SC 4 - Secretariat

UNI [Italy]

Commissione Tecnica di Unificazione nell'Autoveicolo
61, Corso Galileo Ferraris
I-10128 Torino
Italy

Tel: +39 011 562 11 49
Fax: +39 011 53 21 43