Patent ID: 6253536
Filing Date: 2001-07-03
Classification: D07B,Y10S

Abstract:
A steel cord for radial tires and a radial tire using the steel cord in a belt, a carcass, or a chafer thereof, the steel cord comprising:a core layer having two filaments twisted to have a twist pitch length of 10 mm to 22 mm;a strand layer having five filaments twisted to have the same twist pitch length and the same twist direction as the core layer; andsaid filaments of said core and strand layers being made of a carbon steel having a carbon content ranging from 0.70% to 0.96% by weight and being plated with brass at respective surfaces thereof to obtain an enhanced adhesion force to rubber, said filaments having a tensile strength of 260 kgf/mm.sup.2 to 385 kgf/mm.sup.2 prior to twisting thereof to form said steel cord.