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DFBV Cast Iron Double Flanged Centerline Butterfly Valve with Gearbox
DFBV Cast Iron Double Flanged Centerline Butterfly Valve with Gearbox
DFBV Cast Iron Double Flanged Centerline Butterfly Valve with Gearbox

DFBV Cast Iron Double Flanged Centerline Butterfly Valve with Gearbox


Place of Origin:

CHINA

Brand Name:

WALTER / OEM Brand

Model Number:

DFBV

Certification:

WRAS

Email : [email protected]

Description

Minimum Order Quantity:

2 PCS

Price:

9.9 USD/PCS

Packaging Details:

PLYWOOD BOX

Delivery Time:

2-3 WEEKS

Payment Terms:

T/T, LC

Supply Ability:

1000PCS/MONTH

WALTER DFBV Double Flanged Butterfly Valves with concentric shaft in order to regulate and stop the flow in supply networks, water distribution and pumping stations. Suitable for controlling and closing flow with the medium water.

Features

1. PTFE bushing ensure the maximum shaft support. Overall support is good, stable and solid.
2. Hard-backed seat. Use less rubber of seat, so expansion has small impaction and easy to control torque value at an appropriate range. Phenolic back seat is featured such as no loss, tensile, anti-leak, convenient replacement etc.
3. For seat sealing surface and back as whole as a whole, it can reduce amount of deformation.
4. ISO5211 mounting pad.
5. Flow curve tending to straight line. Excellent regulation performance.
6. Bubble-tight sealing with no leakage under pressure test.
7. Wide selection of materials, applicable for various mediums.
8. Stem sealing is not easy deformation, so avoids leakage phenomenon.
9. Structure is simple and convenient to be maintained.
10. Long service life.

Technical Data

1.Design: BS 5155 / BS EN593
2.Connection: Flanged to DIN 3202, ISO 7005-1, BS EN 1092-2
3.Pressure Rate: PN10/16
4.Face to Face: DIN 3202 F16
5.Working Temp.:  -10 to 80 °C
6.Size: DN50 – 2400
7.Body: Cast Iron / Ductile Iron / Carbon Steel / Stainless Steel    
Disc: Ductile Iron / Stainless Steel / Aluminum Bronze
8.Epoxy Resin Coating
9.Operation: Hand Lever, Gearbox, Electric or Pneumatic

Quick Detail

1,Butterfly Valve, Flanged Butterfly Valve, Double Flange Butterfly Valve
2,DFBV Double Flange Butterfly Valve is mainly plays the role of cutting and throttling on the pipeline.
3,Cast iron body, DN50 – 2400 size, Gearbox Operation.

Applications

1.Chamber installation
2.Installation in plants
3.Pipelines
4.Water treatment plants
5.Pumping stations
6.Tanks
7.Seawater applications
8.Power plants (cooling water pipelines)
9.Industry

Specifications

Material List

No.

Part Name

Material

Material

1

Body

Ductile Iron / Stainless Steel / WCB

GJS-500-7/AISI 304/316 / Commercial

2

Disc

Ductile Iron / Stainless Steel

GJS-500-7/AISI 304/316 / Commercial

3

Pin

 Stainless Steel

AISI 304/316

4

Seat

EPDM/NBR

EPDM/NBR

5

Stem

Stainless Steel

AISI 410/304/420/316

6

Bushing

Plastic

PTFE

7

O-ring

Rubber

NBR

8

Gearbox

Ductile Iron

GJS-500-7

1+微信图片_20220307160017

Dimension

DN

A

B

C

ΦD

n-Φd

Top Flange

PN10

PN16

PN10

PN16

ISO 5211

50

120

83

108

125

4 - Φ18

F07

65

130

93

112

145

4 - Φ18

F07

80

145

100

114

160

4 - Φ18

8 - Φ18

F07

100

155

114

127

180

8 - Φ18

F07

125

170

125

140

210

8 - Φ18

F07

150

190

143

140

240

8 - Φ22

F07

200

205

170

152

295

8 - Φ22

F10

250

235

198

165

350

355

12 - Φ22

16 - Φ22

F10

300

280

223

178

400

410

12 - Φ22

16 - Φ26

F10

350

328

250

190

460

470

16 - Φ22

16 - Φ26

F10

400

376

310

216

515

525

16 - Φ26

16 - Φ30

F14

450

407

332

222

565

585

20 - Φ26

20 - Φ30

F14

500

433

358

229

620

650

20 - Φ26

20 - Φ33

F14

600

508

423

267

725

770

20 - Φ30

20 - Φ36

F16

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