Home / Standards / GB/T 28773-2024 GB/T 28773-2024 Active Tooth-wedge belts 齿楔带 Standard Type GBT ICS 21.220.10 CCS J18 Status 现行 Issue Date 2024-10-26 Implementation 2025-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A