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Pneumatic Knife Gate Valve

Products > Pneumatic valve series > Pneumatic Knife Gate Valve

Pneumatic Knife Gate Valve

Product Model: PZ673H
Diameter: DN50 ~ 800mm
Features: Explosion, Switches, Locator
Smooth Channel, Small size, light weight, easy disassembly
Quality, skilled, global quality, to replace imported
knife-shaped incision, cut strong, self-cleaning function for fiber particles in the fluid
Slim Design, lightweight appearance, compact structure, while the flow passage port
Contact purchase
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Specifications
Design BasisGB StandardANSI Standard
Design StandardsGB / 12237ANSI B16.34
Structure LengthFolder ConnectionGB / 12221ANSI B16.10
Connection Flange SizeGB / 9113, JB / T79ANSI B16.5
Experiment and TestJB / T9092API 598

Note: The series of ball valve structure length and connection size can be designed according to customer requirements

 

Technical Parameters
Nominal DiameterDN50 ~ 800mm
Connection MethodWafer Type, Lug Type
Cylinder FormDouble Acting
Control MethodSwitch Type, Adjustable Type
Nominal Pressure10,16bar (please specify when ordering for higher pressure)
Air PressureDouble acting: 4 ~ 8bar, single acting: 5 ~ 8bar
Medium TemperatureW1: -40 to 180 W2: -40 to 180 W3: -30 to 425 W4: -40 to 425
Ambient TemperatureStandard: -20 ~ 80 ℃
Body NaterialCarbon Steel (C), Stainless Steel (P4, P6)
Sealing MaterialPolytetrafluoroethylene (F), Para-polystyrene (PPL), Metal hard seal (H), Cemented Carbide (Y)

Note: other special sealing material or special temperature can also be selected according to customer requirements selection

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Main Parts of the material table
Serial NumberPart NameMaterial
CP4P6
1Hexagon socket screws1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti
2CapWCB1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
3GasketPTFEPTFEPTFE
4Seat1Cr18Ni9Ti or PTFE1Cr18Ni9Ti or PTFE1Cr18Ni12Mo2Ti or PTFE
5BodyWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
6Sealed packingDingqing Rubber or PTFEDingqing rubber or PTFEDingqing rubber or PTFE
7GlandWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
8Gate1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti
9StentWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
10Push Rods45 # Steel Chrome Plated45 # Steel Chrome Plated45 # steel chrome plated
11Pneumatic Actuators---

Note: The main parts and seals of the material can also be based on actual conditions or customer requirements design selection

Pneumatic knife gate valve .png
Main Dimensions -PN16 (16bar)
Nominal Diameter [DN]GB standard shape and connection size (PN1.0bar)Nominal Diameter [DN]ANSI standard form factor and connection dimensions (Class150)
LHDD1n-φdLHDD1n-φd
 50 48 460 165 125 4-M16 50 48 460 152 1204-M5 / 8-11
 65 48 520 185 145 4-M166548520178139.54-M5 / 8-11
80515702001608-M168051570190.5152.54-M5 / 8-11
100516802201808-M1610051680220.5190.58-M5 / 8-11
125577802502108-M16125577802542168-M3 / 4-10
150578502852408-M2015057850279241.58-M3 / 4-10
200709803402958-M2020070980343298.58-M3 / 4-10
25070114039535012-M2025070114040636212-M7 / 8-9
30076136044540012-M2030076136048343212-M7 / 8-9
35076146050546016-M2035076146053347612-M1-8
40089163056551516-M24400891630597539.516-M1-8
45089177061556520-M2445089177063557816-M118 / -7
500114196067062020-M24500114196069963520-M118 / -7
600114224578072520-M276001142245813749.520-M11 / 4-7
700127260089584024-M277001442120984914.528-M11 / 4-7
8001272910101595024-M30800203 (127)25001168108632-M11 / 2-6
900203 (127)32001115105028-M30900216 (149)280013461257.536-M11 / 2-6
1000216 (149)35501230116028-M331000254 (156)330015111422.544-M11 / 2-6
1200254 (156)42501455138032-M361200




Note: Depending on the valve torque, the different air pressure, and the different operating conditions, the matching dimensions of the actuator are also changed

 

Accessories Selection
The Electromagnetic ValveDouble role selection of two five-way, single-effect two-way five-way, single-control double electric control when ordering
Air Handling TripletsThe gas source for regulation, filtration, cylinder lubrication
Limit SwitchRemote feedback switch signal
GymnasticsCan be achieved manually open, close the valve
LocatorEnter the analog signal (4-20mA or 0-10V) to adjust the valve opening
RemarksThe above accessories are not standard accessories, if you need to specify the order when ordering, solenoid valve and limit switch is divided into explosion-proof and not explosion-proof, for explosion-proof but also indicate explosion-proof grade