Disclosed is a tire-reinforcing steel cord for a radial tire. The tire-reinforcing steel cord has a double layer structure including a first-layer core and a second-layer core provided on the surface of the first-layer core. The first-layer core has an elliptical or rectangular cross section. The tire-reinforcing steel cord can improve processability, fatigue characteristics, and rolling resistance performance of a tire, resulting in improved fuel efficiency. A radial tire using the tire-reinforcing steel cord is also disclosed.
Tire-reinforcing steel cord and radial tire using the same
2017-04-04
Patent
Electronic Resource
English
Tire-reinforcing steel cord and radial tire using the same
European Patent Office | 2018
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