Model D373WHard Seal Butterfly ValveAdopting precise J-shaped elastic sealing ring and three eccentric multi-layer metal hard seal structure, is widely used in the medium temperature ≤ 325 ℃ of the gold, electric power, petrochemical, and water supply and drainage and municipal construction and other industrial pipelines, for regulating the flow rate and cut off the use of fluids.

Product Features

  • This valve adopts three eccentric sealing structure, the valve seat and butterfly plate almost no wear, with the more view the tighter the sealing function.
  • The sealing ring is made of stainless steel, which has the double advantages of metal hard seal and elastic seal, and has excellent sealing performance regardless of low and high temperatures, corrosion resistance, long service life and other characteristics.
  • The sealing surface of the disk plate is made of surfacing cobalt-based cemented carbide, and the sealing surface is wear-resistant and has a long service life.
  • Large-size butterfly plate adopts quilted frame structure with high strength, large overflow area and small flow resistance.

Product Parameters

产品型号

D373W-16P

阀体材质

304不锈钢

公称压力

≤1.6Mpa

适用介质

水、蒸汽、油品等

适用温度

≤325°C

Product Size Reference

DN

L

H1

H

D1

n-d

50

43

255

350

125

4-18

65

46

280

370

145

4-18

80

49

285

380

160

8-18

100

56

310

420

180

8-18

125

64

310

460

210

8-18

150

70

315

555

240

8-22

200

71

380

605

295

12-22

250

76

460

680

355

12-26

300

83

475

825

410

12-26

350

92

510

900

470

16-26

400

102

550

980

525

16-30

450

114

590

1030

585

20-30

500

127

610

1105

650

20-33

600

154

660

1310

770

20-36

700

165

730

1435

840

24-36

800

190

810

1605

950

24-39

900

203

930

1745

1050

28-39

1000

216

1020

1885

1170

28-42

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