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ISO/NP 21634 Rubber flaps for automotive vehicles -- Technical requirements and test methods

Scope

This document is applicable to rubber flaps which are used in tube type tyres in automotive vehicles (excluding 2/3 wheelers).

Purpose

This document specifies technical requirements and test methods to ensure that vehicles (excluding 2/3 wheelers) using tube type tyres that require flaps are protected against damages to the inner tube caused by the rim or tyre.

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