中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 17213.17-2010
Industrial-process control valves - Part 2-5: Flow capacity - Sizing equations for fluid flow through multistage control valves with interstage recovery 工业过程控制阀 第2-5部分:流通能力 流体流经级间恢复多级控制阀的计算公式
Issued Date:2011-01-14
Implemented Date:2011-05-01
Issued by:
The Standardization Administration of the People's Republic of China