Home / Standards / GB/T 10413-2025 GB/T 10413-2025 Active Belt drives—Grooved pulleys for narrow V- belts (system based on effective width) 带传动 窄V带轮(有效宽度制) Standard Type GBT ICS 21.220.10 CCS J18 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A