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Chinese wholesale Pneumatic Control Valve For Steam - Pneumatic quick action on off/cut off stainless steel valve – Hoyee

Chinese wholesale Pneumatic Control Valve For Steam - Pneumatic quick action on off/cut off stainless steel valve – Hoyee

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Chinese wholesale Pneumatic Control Valve For Steam - Pneumatic quick action on off/cut off stainless steel valve – Hoyee Detail:

Pneumatic quick action on off/cut off valve specification

Pneumatic on off control valve
Body type:

straight through casting globe type

Spool type:

non-balanced type or balanced type

Nominal size:

DN20~200,、 NPS 3/4〞~ 8〞

Nominal pressure:

PN16 ~ 100、 CLASS 150LB ~ 600LB

Connection: flange:

FF、RF、MF、RTJ

Welding:

SW、BW

Flange dimension:

According to to IEC 60534

Pneumatic On Off control valve Bonnet type:

Ⅰ:standard type(-20℃~230℃)
Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion)
Ⅲ:Low temperature extended type(-196℃~ -45℃)
Ⅳ:Bellow seal type
Ⅴ:Warm insulation Jacket type

Packing:

V type PFTE packing, flex. graphite packing, etc.

Gasket:

Metal graphite packing

Actuator:

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

Pneumatic quick action on off/cut off valve Material

Component name

Control Valve Material

Body/Bonnet

WCB/WCC/WC6/CF8/CF8M/CF3M

Valve spool/Seat

304/316/316L(overlaying stellite alloy)

Packing

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

Gasket

Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket

Diaphragm Cover

Normal:Q235,Special:304

Diaphragm

NBR with reinforced polyester fabric

Spring

Normal:60Si2Mn,Special:50CrVa

Control valve stem

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

Pneumatic quick action on off/cut off valve performance

Pneumatic single seat control valve
Flow characteristic

quick open

Allowable range

50: 1 (CV<6.3 30: 1)

Rated Cv value

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

Pneumatic control valve Allowable leakage

Metal seal:  IV grade(0.01% rated capacity)
Soft seal:  VI grade(foam grade)
Leakage standard:  GB/T 4213

Pneumatic On Off Control Valve Performance

Intrinsic error %

±1.5

Return difference, %

≤1.5

Dead zone, %

≤0.6

Difference from beginning to end point, %

±2.5

Rated travel difference, %

≤2.5


Product detail pictures:

Chinese wholesale Pneumatic Control Valve For Steam - Pneumatic quick action on off/cut off stainless steel valve – Hoyee detail pictures


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Our advancement depends over the highly developed devices, excellent talents and continually strengthened technology forces for Chinese wholesale Pneumatic Control Valve For Steam - Pneumatic quick action on off/cut off stainless steel valve – Hoyee , The product will supply to all over the world, such as: Rwanda, Maldives, Myanmar, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
  • Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Johnny from Mauritius - 2018.06.26 19:27
    Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
    5 Stars By April from Malaysia - 2017.03.28 16:34
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