Home / Standards / GB/T 31480-2015 GB/T 31480-2015 Active Materials for high vacuum multilayer insulation of cryogenic vessel 深冷容器用高真空多层绝热材料 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