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CN | EN

Wafer Centre-line Butterfly Valve(Eletric)

Technical Parameters

Fluid medium: Water, oil, gas and various corrosive media
Temperature Range: -10℃~120℃
Pressure Ratings: PN1.0~1.6MPa
Size Range: DN50~DN1200
Connection Type: Double folder
Connection standard: GB·ANSI·DIN·API·ISO·BS
Body Materials: Cast iron;Ductile iron;Carbon steel;Stainless stee;Aluminum bronze
Valve seat material: Rubber
Valve plate material: Stainless steel;Aluminum bronze;Ductile iron
Note: All parts can be made of different materials according to actual working conditions.

Product Details

Product Features

1.Reduce the rotational torque, support the stem, and make it separate from the valve body effectively, reduce the wear of the valve stem.
2.After polishing treatment, and the valve seat with precision.
3.To achieve zero leakage requirements of air tightness test, the opening and closing torque is small, prolong the service life of the valve seat.
4.Stem seal is not easy to deform, thereby avoiding the usual stem leakage.
5.High precision, high strength, suitable for the installation of handle and other control devices.
6.Firmly connected with the valve stem and valve plate, with anti vibration characteristics, and easy to replace.
7.Good integrity, easy to control the opening and closing of the valve plate.
8.It has the characteristics of no shedding, tension, leakage prevention and convenient replacement.
9.As a device for regulating or cutting off a medium in a pipeline.

10.Apply to handle control device (DN50~300), worm gear, electric and pneumatic control device.


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Main overall connection dimensions(PN1.0/1.6MPa)

DN(mm) A B L D1 n-Φ K E 4-Φ1 Φ2 G WT(kg)
50 140 80 43 125 4-19 77 57.15 4-6.7 12.6 100 3.34
65 152 89 46 145 4-19 77 57.15 4-6.7 12.6 120 3.94
80 159 95 45.21 160 8-19 77 57.15 4-6.7 12.6 127 4.05
100 178 114 52.07 180 8-19 92 69.85 4-10.3 15.77 156 5.48
125 190 127 55.5 210 8-19 92 69.85 4-10.3 18.92 190 7.66
150 203 139 55.75 240 8-23 92 69.85 4-10.3 18.92 212 8.5
200 238 175 60.58 295 8-23 115 88.9 4-14.3 22.1 268 25
250 268 203 68 350 12-23 115 88.9 4-14.3 28.45 325 31.4
300 306 242 76.9 400 12-23 140 107.95 4-14.3 31.6 403 45.9
350 368 267 76.17 460 16-23 140 107.95 4-14.3 31.6 436 54


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