Pneumatic Flange Soft Seal Butterfly Valve
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Pneumatic Flange Soft Seal Butterfly Valve

Pneumatic flange soft seal butterfly valve has compact structure, easy 90 ° rotary switch, reliable sealing and long service life. It is widely used for water supply and drainage in waterworks, power plants, steel mills, papermaking, chemical industry, catering and other systems as regulating and cut-off valves.

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Product Description

Customized Pneumatic Flange Soft Seal Butterfly Valve From Our Factory with High Quality in China
1.Introduction of Pneumatic Flange Soft Seal Butterfly Valve

Pneumatic flange soft seal butterfly valve has compact structure, easy 90 ° rotary switch, reliable sealing and long service life. It is widely used for water supply and drainage in waterworks, power plants, steel mills, papermaking, chemical industry, catering and other systems as regulating and cut-off valves.

Type of Valve
Pneumatic flange soft seal butterfly valve 
DN
DN50~DN1200
PN(MPa)
0.6, 1.6, 2.5
Design Temperature Range
-10℃~120℃
Applicable Medium
Water, oil, gas, and various corrosion medium
Connection type:
Flanged
Actuator type
Pneumatic Actuator
Sealing
Soft seal

Material of Main Parts
Spare Parts
Material
Body
Cast steel, cast iron, stainless steel
Disc
Cast steel, cast iron, stainless steel
Shaft
Stainless Steel
Seat
Stainless Steel
Stem
Stainless steel, duplex steel
Sealing
PTFE, Flexible graphite



Diameter
Actuator
A L K n-Φd
DN50 52 160 108 125 4-M18
DN65 63 190 112 145 4-M18
DN80 75 206 114 160 8-M18
DN100 83 216 127 180 8-M18
DN125 92 260 140 210 8-M18
DN150 105 286 140 240 8-M22
DN200 125 340 152 295 12-M22
DN250 140 412 165 355 12-M26
DN300 160 480 178 410 12-M26
DN350 160 480 190 470 16-M26
DN400 190 538 216 525 16-M30
DN450 210 568 222 585 20-M30
DN500 240 660 229 650 20-M33
DN600 270 740 267 770 20-M36

2. The Main Features of Pneumatic Flange Soft Seal Butterfly Valve Are As Follows:

1) The pneumatic flange soft seal butterfly valve adopts the double eccentric structure, which has the sealing function that the closer it is, the tighter it is, and the sealing performance is reliable.
2) Pneumatic flange soft seal butterfly valve is made of stainless steel and NBR, which has long service life.
3) Pneumatic flange soft seal butterfly valve rubber sealing ring can be located on the valve body or butterfly plate. It can be applied to different media for users to choose.
4) The pneumatic flange soft seal butterfly valve adopts frame structure, with high strength, large flow area and small flow resistance.
5) Pneumatic flange soft seal butterfly valve can effectively prevent corrosion, and can be used in different media as long as the sealing material of sealing valve seat is replaced.
6) Pneumatic flange soft seal butterfly valve has the function of two-way sealing. It can be installed in any direction without the control of medium flow direction or the influence of space position.
7) Pneumatic flange soft seal butterfly valve has unique structure, flexible operation, labor saving and convenience.



3.Application of Pneumatic Flange Soft Seal Butterfly Valve



4.About MST

5.FAQ



6.Welcome to Contact Us

Welcome to vist our website about more valve, and please feel free to contact us if you have any questions.
Sale manager: Ranee Liang
Email: [email protected]

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