Home / Standards / GB/T 40728-2021 GB/T 40728-2021 Active Remanufacturing—Quality inspection methods for repaired layers of mechanical products 再制造 机械产品修复层质量检测方法 Standard Type GBT ICS 25.220.01 CCS J04 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 国家标准委 Drafting Unit N/A