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Industrial automation valve
complete solution
KOSA, as a manufacturer and
supplier of high quality industrial control valves,
is headquartered in England
Pneumatic diaphragm control valve,Electric regulator Valve,Electronic control valve,self-operated regulating valve
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812B bellows sealing regulating valve
2017-03-29

    812B bellows sealing control valve, the use of top-oriented structure, high strength, heavy load, S-type flow channel, the pressure drop loss, flow coefficient, adjustable wide range of high precision flow characteristics. Valve cover at the use of bellows and filler double seal, fundamentally put an end to the possibility of media leakage. The type of control valve for toxic or precious media flow pressure control.


 
Design features
Top guide structure
The flow coefficient is large, and the range of adjustment is wide
Double seal packing, no leakage
Suitable for use with toxic media
Technical parameter

Diameter range: DN15 ~ DN400 (1/2 "~ 16")
Pressure range: PN1.6 ~ 6.3MPa (150 ~ 300LB)
Temperature range: -196 ℃ ~ + 550 ℃ (optional)
Structure optional: single seat, double sealed sleeve, porous sleeve
Material optional: carbon steel, stainless steel, duplex steel
Flow characteristics: equal percentage, linear, quick open
Leakage rating: ASME B16.104 V
Valve cover type: bellows seal type
Connection: flange, welding, thread (1 ")
Actuator: Pneumatic Actuator, Electric Actuator