Zhejiang Xinou Automatic Control Instrument Co., Ltd
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Z644H Pneumatic Parallel Double Gate Valve
Technical parameters: The Z644H pneumatic parallel double gate valve series is equipped with a buffering mechanism, which can effectively reduce the w
Product details

Pneumatic Valve Series Pneumatic Parallel Gate Valve Application
Pneumatic gate valves are reliable in performance, easy to operate and maintain, and have been widely used in various media control by departments such as petroleum, chemical, and shipping

Characteristics of Pneumatic Parallel Gate Valve
1. Pneumatic gate valves are equipped with pneumatic actuators and manual mechanisms
2. The gate valve actuator adopts a double-layer cylinder structure, which doubles the lifting force compared to single cylinder pneumatic gate valves
3. Solved the problem of some valve plates of single cylinder pneumatic gate valves being wedged inside the valve body and unable to open
4. Equipped with a buffering mechanism, it can effectively reduce the wear of the valve plate sealing surface and valve body sealing surface caused by the downward impact of the piston when closing the valve, and also avoid the phenomenon of the gate plate getting stuck

Performance parameters of pneumatic parallel gate valve

Applicable Medium Applicable temperature (℃) material
Valve body and valve cover Valve seat, gate and sealing ring valve stem filler cylinder
Water, steam, oil products, etc ≤350 carbon steel Surfacing iron-based alloy chromium stainless steel Flexible graphite seamless steel tube


Pneumatic gate valve1.6MPa main connection size

size DN 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L mm 130 150 160 180 200 250 265 280 300 325 350 400 450 500 550 600 650 700 800
H mm 175 180 210 210 350 358 373 435 500 614 674 818 1225 1415 1630 1780 2050 2181 2599
W mm 180 180 200 200 200 240 240 280 320 360 360 400 450 500 500 600 720 720 720

Pneumatic gate valve2.5MPa main connection size

size DN 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600
L mm 130 150 160 180 200 250 265 280 300 325 350 400 450 500 550 600 650 700 800
H mm 175 180 210 210 350 358 373 435 500 614 674 818 1225 1415 1630 1780 2050 2181 2599
W mm 180 180 200 200 200 240 240 280 320 360 360 400 450 500 500 600 720 720 720


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