Metro Wheel
It is used for railway passenger vehicle bogies. The running speed is generally >120km/h. The wheel load is small. The common braking method is axle disc brake or wheel disc brake. The metro wheels are mostly forged wheels. The web type has S type, double S type and straight plate. Commonly used manufacturing standards are TB/T 2817/2708, AAR M-107, BS 5892-3, EN 13262, and the like.