Pneumatic kukurumidza kuita pakudzima/kubvisa Stainless simbi vharafu

Pneumatic pane off control valve
Body type:

zvakananga kuburikidza nekukanda globe mhando

Spool type:

non-balanced type or balanced type

Saizi yezita:

DN20~200,, NPS 3/4〞~ 8〞

Nominal pressure:

PN16 ~ 100, CLASS 150LB ~ 600LB

Kubatanidza: flange:

FF, RF, MF, RTJ

Welding:

SW, BW

Flange dimension:

Maererano neIEC 60534

Pneumatic On Offcontrol valveMhando yebhoneti:

Ⅰ: yakajairika mhando (-20 ℃ ~ 230 ℃)
Ⅱ: Radiator mhando: (-45 ℃ ~ yakakwirira kupfuura 230 ℃ chiitiko)
Ⅲ: Yakaderera tembiricha yakawedzera mhando (-196 ℃ ~ -45 ℃)
Ⅳ:Bellow chisimbiso mhando
Ⅴ:Anodziya insulation Jacket mhando

Packing:

V mhando PFE kurongedza, flex.graphite kurongedza, nezvimwe.

Gasket:

Metal graphite kurongedza

Actuator:

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

Zita rechikamu

Kudzora Valve Material

Muviri/Bhoneti

WCB/WCC/WC6/CF8/CF8M/CF3M

Valve spool/Seat

304/316/316L (yakafukidza stellite alloy)

Packing

Zvakajairwa: -196～150℃ is PTFE,RTFE,>230℃ iri flexible graphite

Gasket

Zvakajairika: Simbi isina simbi ine inoshanduka graphite, Yakakosha: Metal zino mhando gasket

Diaphragm Cover

Zvakajairika:Q235,Special:304

Diaphragm

NBR ine yakasimbiswa polyester jira

Spring

Zvakajairika:60Si2Mn,Inokosha:50CrVa

Kudzora vharafu hunde

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

Pneumatic single seat control valve
Flow character

nekukurumidza kuvhura

Inobvumirwa nhanho

50: 1 (CV <6.3 30: 1)

Yakatemerwa Cv kukosha

Percentage CV1.6~630 ,linear CV1.8~690

Pneumatic control valve Inobvumirwa kuvuza

Metal chisimbiso: IV giredhi (0.01% yakayerwa kugona)
Chisimbiso chakapfava: VI giredhi (foam giredhi)
Leakage standard: GB/T 4213

Pneumatic On Off Control Valve Performance

Intrinsic kukanganisa %

±1.5

Kudzorera musiyano, %

≤1.5

Nzvimbo yakafa,%

≤0.6

Musiyano kubva pakutanga kusvika kumagumo,%

±2.5

Yakatemerwa musiyano wekufamba, %

≤2.5