Home / Standards / GB/T 8464-2023 GB/T 8464-2023 Active Cast iron,copper and stainless steel valves with screwed connections 铁制、铜制和不锈钢制螺纹连接阀门 Standard Type GBT ICS 23.060.01 CCS J16 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A