Home / Standards / GB/T 47109-2026 GB/T 47109-2026 Upcoming Road wear test of studded tyres 镶钉轮胎道路磨损试验 Standard Type GBT ICS 83.160.01 CCS G 41 Status 即将实施 Issue Date 2026-01-28 Implementation 2026-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A