China 'GB/T 22137.2-2018
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 22137.2-2018
Valve positioners for industrial process control systems—Part 2: Methods of evaluating the performance of intelligent valve positioners 工业过程控制系统用阀门定位器 第2部分:智能阀门定位器性能评定方法
Issued Date:2018
Implemented Date:2018
Issued by:
The Standardization Administration of the People's Republic of China