Home / Standards / GB/T 31481-2015 GB/T 31481-2015 Active Guidance for gas/materials compatibility of cryogenic vessels 深冷容器用材料与气体的相容性判定导则 Standard Type GBT ICS 23.020.40 CCS A82 Status 现行 Issue Date 2015-05-15 Implementation 2015-09-01 Responsible Dept 国家标准委 Drafting Unit N/A