Kuchitapo kanthu mwachangu pakuchotsa/kudula valavu yachitsulo chosapanga dzimbiri

Pneumatic pa off control valve
Mtundu wa thupi:

molunjika kudzera mu mtundu wa globe

Mtundu wa Spool:

mtundu wosagwirizana kapena wokhazikika

Kukula mwadzina:

DN20~200,, NPS 3/4〞~ 8〞

Kuthamanga mwadzina:

PN16 ~ 100, CLASS 150LB ~ 600LB

Kugwirizana: flange:

FF, RF, MF, RTJ

Kuwotcherera:

SW, BW

Flange dimension:

Malinga ndi IEC 60534

Pneumatic On Offvalve controlMtundu wa boneti:

Ⅰ: muyezo mtundu (-20 ℃ ~ 230 ℃)
Ⅱ: Mtundu wa radiator: (-45 ℃ ~ pamwamba kuposa 230 ℃ nthawi)
Ⅲ: Low kutentha anawonjezera mtundu (-196 ℃ ~ -45 ℃)
Ⅳ: Mtundu wapansi pa chisindikizo
Ⅴ: Mtundu wa Jacket yotentha yotentha

Kulongedza:

V mtundu wa PFTE kulongedza, flex.graphite kulongedza, etc.

Gasket:

Metal graphite kulongedza katundu

Woyambitsa:

Pneumatic: multi-spring diaphragm actuator, piston type actuator.

Dzina lachigawo

Control Valve Material

Thupi/Boneti

WCB/WCC/WC6/CF8/CF8M/CF3M

Vavu spool/Mpando

304/316/316L (zowonjezera zitsulo)

Kulongedza

Normal: -196～150℃ ndi PTFE,RTFE,>230℃ ndi kusinthasintha graphite

Gasket

Normal:Chitsulo chosapanga dzimbiri ndi graphite kusinthasintha,Wapadera:Chitsulo dzino mtundu gasket

Chivundikiro cha Diaphragm

Nthawi zambiri:Q235,Wapadera:304

Diaphragm

NBR yokhala ndi nsalu yolimba ya polyester

Kasupe

Nthawi zambiri: 60Si2Mn, Chapadera: 50CrVa

Tsinde la valve yowongolera

2Cr13/17-4PH/304/316/316L

Pneumatic single seat control valve
Kuyenda khalidwe

tsegulani mwachangu

Mtundu wovomerezeka

50: 1 (CV <6.3 30: 1)

Mtengo wa Cv

Maperesenti CV1.6~630 ,mzere CV1.8~690

Pneumatic control vavu Kuloledwa kutayikira

Chisindikizo chachitsulo: kalasi ya IV (0.01% ovotera mphamvu)
Chisindikizo chofewa: kalasi ya VI (giredi ya thovu)
Kutayikira muyezo: GB/T 4213

Pneumatic On Off Control Valve Magwiridwe

Kulakwitsa kwenikweni %

±1.5

Kubweza kusiyana,%

≤1.5

Dead zone,%

≤0.6

Kusiyana kuyambira koyambira mpaka kumapeto,%

±2.5

Kuvotera kusiyana kwaulendo,%

≤2.5