Home / Standards / GB/T 42057-2022 GB/T 42057-2022 Active Hydrostatic pressure test method for submersible and its pressure equipments 潜水器及其承压设备压力试验方法 Standard Type GBT ICS 47.020.01 CCS U04 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 国家标准委 Drafting Unit N/A