Flange Butterfly Valve

Electric flange soft sealing butterfly valve is suitable for the temperature is ≦ 120 ℃, nominal pressure ≦1.6 MPa for food, medicine, chemical industry, petroleum, electric power, textile, paper making, such as water supply and drainage, gas pipeline adjusting flow and intercepting medium.
Inquiry

Electric flange soft sealing butterfly valve

Nominal diameter DN(mm)

DN50~DN500

Nominal pressure

PN1.0MPa

PN1.6MPa

Test pressure

Strength test

PN1.5MPa

PN1.6MPa

Sealing test

PN1.1MPa

PN1.76MPa

Main spare parts

Valve body

Ductile cast iron,cast steel, cast stainless steel

Valve board

gray pig iron, ductile cast iron, forged steel, stainless steel, etc.

Valve shaft

Carbon steel, stainless steel

Sealing circle

Rubber,teflon, ethylene terpolymerization

padding

Tetrafluoroethylene,flexible graphite

Applying working

condition

Applying medium

Water, air, oil,etc.

Applying temperature

≦110℃


Performance Characters

1. The design is novel, reasonable, unique in structure, light in weight and quick in opening and closing.

2. Small operation moment, easy to operate and easy to operate.

3. It can be installed in any position and convenient for maintenance.

4. Sealing parts can be replaced, seals can be reliable and can be sealed in two ways.

5. The sealing material is resistant to aging, corrosion resistance and long service life.

The matching actuator parameters are as follows

image003(001)


QT Modulating Quarter-turn Electric Actuator

QT series modulating type electric actuators are suitable for controlling butterfly valve, ball valve, plug valve, they can make such valves rotate at 90.The product has the following features: Small volume, light weight, high efficiency, high reliability, high protection property and low noises etc. The unit can be operated on site, and controlled in long distance. And it can be widely used in various industries, such as petroleum, chemical industry, power plant, water treatment, and paper making industry etc.

The company has developed new intelligent actuator; selection function is increased on the basis of switch type actuator, which increased more selection space for users with different demands


Product Parameters

QT1-4 (220V single phase motor )Model specifications and key performance parameters

Model

Specification

Output torque
(Nm )

Output speed
(min)

Power
(KW)

Capacitance (uF/250V)

Rated current
(A)

Running time 90°（S）

Weight
(kg)

QT1

QT04-0.86

40

0.86

0.01

2.5

0.41

17.5

6

QT1

QT06-0.86

60

0.86

0.015

4

0.52

17.5

9

QT1

QT09-0.86

90

0.86

0.025

4

0.70

17.5

10

QT2

QT15-0.73

150

0.73

0.04

7

1.1

20.6

12

QT2

QT19-0.73

190

0.73

0.04

8

1.1

20.6

13

QT 3

QT28-0.57

280

0.57

0.04

7

1.1

26.3

17

QT3

QT38-0.57

380

0.57

0.06

10

1.5

26.3

18

QT3

QT50-0.57

500

0.57

0.09

12

2.1

26.3

19

QT4

QT60-0.5

600

0.50

0.12

15

2.1

29.4

22

QT4

QTS0-0.5

800

0.50

0.18

20

3.63

29.4

23

QT4

QT100-0.5

1000

0.50

0.20

30

4.09

29.4

25


image005(001)


QT Series Outline Dimensions

Type

A1

A2

A3

B1

ΦD

ΦD1

E

H1

H2

L

L1

P

q

U

QT1

44

17

36

68

100

170

27.5

60

256

179

62

109

187

190

QT2

49.5

22.5

30

77.5

200

200

27.5

64

263

187

85

113

210

190

QT3

60

33

35

77

250

220

27.5

70

298

202

88

119

213

190

QT4

70

43

35

87

250

260

27.5

78

342

225

106

127

231

190

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