Home / Standards / GB/T 19699-2023 GB/T 19699-2023 Active Ships and marine technology—Pressure-vacuum valves for cargo tanks and devices to prevent the passage of flame into cargo tanks 船舶和海上技术 液货舱压力-真空阀和阻火装置 Standard Type GBT ICS 47.020.30 CCS U52 Status 现行 Issue Date 2023-11-27 Implementation 2024-03-01 Responsible Dept 国家标准委 Drafting Unit N/A