Home / Standards / GB/T 46627-2025 GB/T 46627-2025 Active Standard test methods for sealability of gaskets at elevated temperature for pipe flanges 管法兰用垫片高温密封性能试验方法 Standard Type GBT ICS 23.040.60 CCS J15 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