Home / Standards / GB/T 12540 GB/T 12540 Active Minimum turning circle diameter, turning clearance circle and swing-out value test method for motor vehicles and combination of vehicles 汽车及汽车列车最小转弯直径、转弯通道圆和外摆值测量方法 Standard Type GBT ICS 43.020 CCS T 04 Status 现行 Issue Date 2024-12-31 Implementation 2025-04-01 Responsible Dept 工业和信息化部 Drafting Unit 工业和信息化部