ISO/WD 7641-1Deleted (project abandoned)

Road vehicles — Caravans and light trailers — Calculation of the mechanical strength of the drawbar — Part 1: Steel drawbars (ISO 7641-1:1983 confirmed)

Véhicules routiers — Caravanes et remorques légères — Calcul de résistance des timons — Partie 1: Cas des timons en acier (ISO 7641-1:1983 confirmée)