GB/T 46720-2025 General technical specification for bogies of urban rail transit vehicles
GB/T 46720-2025 General technical specification for bogies of urban rail transit vehicles
Basic Information
Scope
This document specifies the general requirements for the bogies of urban rail transit vehicles, the requirements for the characteristics of each component, the completion requirements, the test methods, the inspection rules, the quality assurance and marking, packaging, transportation, and storage.
This document is applicable to the bogies of newly designed and manufactured urban rail transit vehicles with a maximum operating speed of not more than 160 km/h that use a steel wheel and steel rail system, including: Type A, Type B, and LB subway vehicle bogies; Type C-Ⅰ and LC light rail vehicle bogies; and urban rapid rail vehicle bogies. Other urban rail transit vehicle bogies using a steel wheel and steel rail system shall refer to and implement this document accordingly.