Home / Standards / GB/T 23663-2020 GB/T 23663-2020 Active Test method for longitudinal and lateral stiffness of motor vehicle tyres 汽车轮胎纵向和横向刚性试验方法 Standard Type GBT ICS 83.160.10 CCS G41 Status 现行 Issue Date 2020-12-14 Implementation 2021-11-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A