GB/T 21385-2008

Abolished

Metal-seated ball valve

金属密封球阀

Standard Type
GBT
ICS
23.060.10
CCS
J16
Status
废止
Issue Date
2008-02-02
Implementation
2008-07-01
Responsible Dept
中国机械工业联合会
Drafting Unit
中国机械工业联合会