Type
No.
China
Japan
International standard
America
England
Germany
GB1220
GB1221
GB12228
GB12229
GB12230
JIS
ISO683/13
ISO683/16
ANSI
ASTM
BS970
BS1449
DIN17440
DIN17224
Cast carbon steel...
1. General
This type of valve is designed to be an open-and-shut installation to keep the proper operation used in industrial pipeline system.
2. Product Description
2.1 Technical requirement
2.1.1...
1. Scope
The specification includes Normal Diameter NPS 10~NPS48, Normal Pressure Class (150LB~300LB) flanged triple eccentric metal seal butterfly valves.
2. Product Description
2.1 Technical req...