Home / Standards / GB/T 41681-2022 GB/T 41681-2022 Active Y-type cast iron strainer for pipes 管道用Y型铸铁过滤器 Standard Type GBT ICS 23.040.60 CCS J15 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 中国机械工业联合会 Drafting Unit N/A