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Z941H/Y Electric Wedge Type Steel Flange Medium Pressure Gate Valve

Z941H/Y electric wedge type steel flange medium pressure gate valve is matched with Z-type multi turn actuator, available in switch type and intelligent type. A gate valve with flange connection, rising stem wedge type rigid single gate, valve seat sealing surface material of 2Cr13 stainless steel or hard alloy (STL), nominal pressure of PN16, valve body material of carbon steel or austenitic stainless steel, and the function of cutting and connecting pipeline medium. This electric wedge gate valve is the most common opening and closing valve with simple operation. The electric wedge gate valve uses the up and down operation of the gate plate to connect and close the fluid medium in the pipeline. Electric wedge gate valves are widely used in sectors such as power, metallurgy, petroleum, chemical, paper making, and sewage treatment.
Application scope:
Widely used in sectors such as electricity, metallurgy, petroleum, chemical industry, paper making, and sewage treatment.

Product advantages:

  1. The fluid resistance is small, and the sealing surface is less susceptible to erosion and erosion by the medium.
  2. Powerful opening, good sealing performance, unrestricted flow direction of the medium, no flow convergence, and no pressure reduction.
  3. Simple in shape, with good manufacturing craftsmanship and a wide range of applications.
  4. The required torque for closing the valve is small.

Product Disadvantages:

  1. The structural size is large, and the installation space is limited.
  2. The opening height reaches, but the opening and closing time is long.
  3. Sealing surface lifting switch, easy to scratch.

Execution standards:
Design and manufacturing: GB12234-89
Structural length: GB12221-89
Flange size: JB/T79-94
Valve inspection and testing: GB13927

Performance parameter:

Performance parameters of Z941H/Y electric wedge type steel flange medium pressure gate valve

Model

PN

Working pressure/MPa

Applicable temperature/¡æ

Applicable medium

Z941H-16C

16

1.6

¡Ü425

Water,steam,oil

Z941Y-16C

 

 

Z941F-16C

¡Ü550

Oil,steam

Z941Y-16P

¡Ü150

Weakly corrosive medium

Z941Y-16R

¡Ü200

Acetic acid

Z941W-16R

¡Ü200

fermentata

Z941W-16I

¡Ü550

Oil,steam

Z941W-16P

¡Ü150

Weakly corrosive medium

Main parts material:

Main component materials of Z941H/Y electric wedge type steel flange medium pressure gate valve

Model

Material

Valve body,cover,disc

Valve stem

Sealing surface

Filler

Z941H-C

Carbon steel

Chromium stainless steel

Hard facing iron-based alloys

Asbestos graphite or flexible graphite

Z941Y-C

 

 

Hard alloy overlay welding

 

Z941Y-I

Chrome-molybdenum alloy steel

Flexible graphite

 

Z941Y-P

Chromium nickel titanium stainless steel

PTFE

 

 

 

Body sealing

 

 

Z941Y-P

Chromium nickel molybdenum titanium stainless steel

Hard alloy overlay welding

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Z941W-P

 

Body

 

 

Z941W-I

Chrome-molybdenum alloy steel

Heat resistant steel or stainless steel

 

Z941W-P

Chromium nickel titanium stainless steel

 

 

External structural connection size:

Main connection dimensions of Z941H/Y electric wedge type steel flange medium pressure gate valve

DN

L

D

D1

D2

D8

b

z¡ÁΦd

H

Weight/kg

50

250

195

145

112

85

28

4¡ÁΦ25

680

150

65

280

220

170

138

110

32

8¡ÁΦ25

730

180

80

310

230

180

148

115

34

8¡ÁΦ25

795

190

100

350

365

210

172

145

38

8¡ÁΦ30

880

300

125

400

310

250

210

175

42

8¡ÁΦ34

943

440

150

450

350

290

250

205

46

12¡ÁΦ34

1234

400

200

550

430

360

312

260

54

12¡ÁΦ41

1339

684

250

650

500

430

382

313

60

12¡ÁΦ1

1470

803

300

750

585

500

442

364

70

16¡ÁΦ48

1830

1568

350

850

655

560

498

420

76

16¡ÁΦ54

2185

1510

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