Abstract / scope
ISO 4251‑4:2010 specifies the classification codes and nomenclature of the ply rating marked series of tyres for agricultural tractors and machines.
ISO 4251-4:2010Withdrawn
Tyres (ply rating marked series) and rims for agricultural tractors and machines — Part 4: Tyre classification and nomenclature
Pneumatiques (série à marquage "équivalent nappes") et jantes pour tracteurs et machines agricoles — Partie 4: Nomenclature et classification des pneumatiques