A wheel disc, according to one aspect of the present invention, having a bolt hole for bolt fastening is divided into a first region, which extends in the circumferential direction of the bolt hole so as to have a preset width, and a second region excluding the first region, wherein the first region can be provided so as to have an average tensile strength lower than that of the second region.
WHEEL DISC AND MANUFACTURING METHOD THEREFOR
RADSCHEIBE UND HERSTELLUNGSVERFAHREN DAFÜR
DISQUE DE ROUE ET SON PROCÉDÉ DE FABRICATION
2023-02-15
Patent
Electronic Resource
English