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304 Stainless Steel Pneumatic Triple-Eccentric Hard-Seal Butterfly Valve D673W-16P

  • Product Model: D673W-16P
  • Valve Body Material: 304 Stainless Steel
  • Cylinder Material: Aluminum Alloy
  • Cylinder Type: AT Series Double-Acting
  • Nominal Pressure: ≤1.6 MPa
  • Applicable Media: Water, steam, oil, etc.
  • Operating Temperature: ≤325℃
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Product Description

The D673H/W Pneumatic Triple-Eccentric Hard-Seal Butterfly Valve consists of a pneumatic actuator and a triple-offset hard-seal butterfly valve. This valve features bidirectional sealing, low opening torque, and is flexible, convenient, and energy-efficient. Its three-dimensional offset structure ensures that the disc tightens further as it closes, providing reliable sealing performance and achieving a leak-free seal; There is virtually no friction between the disc and the seat during opening and closing, which reduces wear on the seat sealing surface and extends the service life of the butterfly valve. The seat seal employs a metal hard-seal structure, offering significantly higher temperature resistance than soft-seal butterfly valves and making it suitable for high-temperature media. The pneumatic actuator drives the butterfly valve to open and close rapidly, enabling quick shutoff. It is equipped with a solenoid valve and limit switch accessories for convenient remote control. An electric valve positioner must be installed when proportional control is required.

Product Features

  1. The butterfly valve features a triple-offset design, which minimizes wear on the sealing surfaces during opening and closing and ensures a long service life.
  2. Metal hard-seal construction, suitable for high-temperature media.
  3. Clamp-type connection, lightweight, short structural length, and space-saving installation.
  4. Increasing the applied torque can improve sealing performance, effectively ensuring that the medium is sealed.
  5. Pneumatic actuators operate at high speeds and can be used for rapid shut-off.
  6. Can be equipped with solenoid valves and limit switches for convenient remote automatic control.
  7. Large-size butterfly valves feature a truss structure, offering high strength, a large flow area, and low flow resistance.
  8. The triple-offset hard-seal butterfly valve is resistant to high and low temperatures as well as corrosion.

Applications

Widely used in industrial piping systems in the metallurgy, power, petrochemical, water supply and drainage, and municipal construction sectors to regulate flow and control the flow of fluids.

Product Specifications

Product Model

D673W-16P

Valve Body Material

304 Stainless Steel

Cylinder Material

Aluminum Alloy

Cylinder Type

AT Series Double-Acting

Nominal Pressure

≤1.6 MPa

Applicable Media

Water, steam, oil, etc.

Operating Temperature

≤325℃

Product Size Guide

304 Stainless Steel Pneumatic Triple-Eccentric Hard-Seal Butterfly Valve D673W-16P

Nominal Diameter

L

L1

L2

H

D

N-D

DN50

43

159

83

277

125

4-18

DN65

46

211

95

287

145

4-18

DN80

49

248

107

365

160

8-18

DN100

56

269

123

420

180

8-18

DN125

64

315

141

436

210

8-18

DN150

70

345

152

593

240

8-22

DN200

71

409

172

682

295

12-22

DN250

76

436

187

725

355

12-26

DN300

83

550

215

832

410

12-26

DN350

92

600

240

862

470

16-26

DN400

102

633

262

600

525

16-30

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Consistent Quality

We implement comprehensive quality control throughout the entire process, ensuring meticulous attention to detail and thorough testing!

Reasonably Priced

Efficient internal cost control has reduced expenses, allowing us to pass the savings on to our customers!

Fast Delivery

State-of-the-art production lines and ample inventory have shortened delivery times!

Step 1: Send the purchase list

Please email the purchase list to bolaikong@163.com. Phone/WeChat: +86-13382208259; WhatsApp: +852-90445535.

Step 2: Provide a Quote and Assist with Product Selection

Upon receiving the customer’s purchase list, our company will provide a valve quotation 「price list」 and assist with valve selection 「valve models」.

Step 3: Work Out the Details

Finalize the details: Confirm the delivery schedule, special requirements, and other specifics.

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