Home / Standards / GB/T 4501-2023 GB/T 4501-2023 Active Laboratory test methods for truck and bus tyres capabilities 载重汽车轮胎性能室内试验方法 Standard Type GBT ICS 83.160.10 CCS G41 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A