UN R30: Proposal for a Supplement to the 02 series of amendments
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Proposal to expand and improve the current definition of a radial structure while ensuring the radial tyres key features (mechanical decoupling between the tread and the bead).

Reference Number: GRBP/2020/21
Origin: France
Date: 23 June 2020
Proposal Status: Formal GR review
Related Documents:
GRBP-72-22 | Radial definition proposal
GRBP-72-24 | UN R30: Proposal for amendments to document GRBP/2020/21