Home / Standards / GB/T 9019-2015 GB/T 9019-2015 Active Nominal diameter for pressure vessels 压力容器公称直径 Standard Type GBT ICS 23.020.30 CCS J74 Status 现行 Issue Date 2015-12-10 Implementation 2016-07-01 Responsible Dept 国家标准委 Drafting Unit N/A