Products

Electric Wafer Hard Seal Butterfly Valve

Material: Carbon Steel, Alloy steel, Stainless steel
Applicable medium: Water, air, gas, oil, and weak corrosive fluid
Driving Mode: Manual, worm gear, pneumatic, electric
Application: Used for the pipeline in metallurgy, power, petroleum and other industries.
Size: DN50-2000

 Electric Wafer Hard Seal Butterfly Valve

Electric Wafer Hard Seal Butterfly Valve Introduction

Electric wafer hard seal butterfly valve has the advantages of long service life and energy conservation. The structure utilizes three-dimensional eccentricity and seat uses multiple level structure to ensure sealing. The valve, consisting of body, disc, seat, valve stem, gear and other components.

This Electric wafer hard seal butterfly valve is widely used for the pipeline in metallurgy, power, petroleum and other industries.

Electric wafer hard seal butterfly valve Characteristics:

1. Small torque, convenience.

2. Three-dimensional eccentricity structure, having excellent seal

3. High-pressure resistance, corrosion resistance, wearing resistance, long service life

Electric wafer hard seal butterfly valve Actuator

1. Powerful function: intelligence, regulation, switch

2. Small volume: compared with same products, the volume is smaller by 35%.

3. Convenient utilization: Uniphase source easy for wring; unique structure easy for observation.

4. Protector: double spacing, over temperature protection, overload protection.

5. Intelligent numerical control

Electric wafer hard seal butterfly valve Technical Data

Nominal diameter DN(mm) 50~2000
Nominal Pressure PN(MPa) 0.6 1.0 1.6 2.5
Pressure test(MPa) 0.66 1.1 1.76 2.75
Strength test(MPa) 0.9 1.5 2.4 3.75
Applicable temperature Carbon steel: -29℃~425℃; stainless steel: -40℃~650℃
Applicable medium Water, air, gas, oil and weak corrosive fluid
Leakage rate GB/T13927-92
Driving mode Manual, worm gear, pneumatic, electric

Electric wafer hard seal butterfly valve Component materials

Components Materials
Valve body WCB, alloy steel, stainless steel, QT450-10
disc WCB, alloy steel, stainless steel, QT450-10
Valve shaft 2Cr13 stainless steel, alloy steel
Seal ring Stainless steel
Packing Flexible graphite

Electric wafer hard seal butterfly valve Standards

Manufacturing standard JB/T 8527-97
Flange standard GB9113-2000
Face to Face standard GB12221-89
Examination standard GB/T 13927-92

Electric wafer hard seal butterfly valve Connection Dimensions

(unit: mm)

Nominal diameter(DN) Dimensions Flange sizes & bolt specifications
1.0MPa 1.6MPa 2.5MPa
L H H1 D1 4-Ф-M D1 4-Ф-M D1 4-Ф-M
50 43 350 112 125 Ф18 125 Ф18 125 Ф18
65 46 370 115 145 Ф18 145 Ф18 145 Ф18
80 49 380 120 160 Ф18 160 Ф18 160 Ф18
100 56 420 138 180 Ф18 180 Ф18 190 Ф23
125 64 460 164 210 Ф18 210 Ф18 220 Ф27
150 70 555 175 240 Ф23 240 Ф23 250 Ф27
200 71 605 208 295 M20 295 M20 310 M24
250 76 680 243 350 M20 355 M24 370 M27
300 83 800 283 400 M20 410 M24 430 M27
350 92 835 310 460 M20 470 M24 490 M30
400 102 915 340 515 M24 525 M27 550 M33
450 114 960 380 565 M24 585 M27 600 M33
500 127 1020 410 620 M24 650 M30 660 M33
600 154 1225 470 725 M27 770 M33 770 M36
700 165 1355 550 840 M27 840 M33 875 M39
800 190 1470 640 950 M30 950 M36 990 M45
900 203 1545 710 1050 M30 1050 M36 1090 M45
1000 216 1795 770 1160 M33 1170 M39 1210 M52
1200 254 1965 890 1380 M36 1390 M45 1420 M52

Please note that the above specifications are “general specifications” that pertain to the majority of our products. These specifications should only be used for general, informational purposes. The measurement/size of the goods delivered may be different from the data in the above table, please check with us when order placed.

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