ZDLN Electric Actuated Double Seat Control Valve
The valve has double seats.The fluid outflow through the valve core of the upper and lower sealing surface.The unbalanced pressure is small.It is a balanced structure,which are widely used in petroleum,chemical,pharmaceutical,metallurgical,power plants,such as the industrial sector,to control of gas liquid medium such as steam.
Valve Body.
Structure: flowing through type globe valve with double-seated.
DN: 25~300mm.
PN: 1.6~10.0Mpa or class 150~class 600.
Connections: flanged type.
Material: WCB,HT200 ZG230-450 ZG1Cr18Ni9Ti.ZG0Cr18Ni12Mo2Ti.
Upper Cover.
Normal Temp: -20°C~+200°C.
Heat Radiation Type: -40°C~+450°C.
Gland Connection: bolted type.
Packing: V type PTFE.FLEXIBLE GRAPHITE.S.S BELLOWS.
Valve Assembly.
Valve Core: Double guiding&double-seated plug type.
Cv Features: Linear,Equal Percentage or Quick opening.
Material: 1Cr18Ni9Ti0Cr18Ni12Mo2Ti.
Actuator.
Model: Electric actuator
Spring range: 0.02~0.1/0.04~0.2Mpa.
Air Supply: 0.14/0.16/0.28Mpa.
Air Supply Connector: M10*1.
Working Temp: -30~+70°C.
Valve Acting Type: air to close or air to open.
Accessories: positioner,,hand wheel.
Parameters: (with positioner.)
Leakage: <0.5%×Kv.<br />
Intrinsic Erro: +/-1.5%.
Controlling Range: 30: 1.
Contact : Yoki Lee, 86 577 57781017
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