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Steel Flap Check Valves

  • Product Name:  Steel Flap Check Valves
  • Product Details:  Steel Flap Check Valves

Steel Flap Valve

 

 

Steel flap valve applicable to water supply and wastewater treatment projects in various pipe and water channel as overflow, check effect, also can be applied to various vertical shaft manhole cover; Only for one-way water flow of round, square or rectangular export, the structure is simple, reliable work, no human operation, usable flange connection, also can connect with embedded parts fixed.

 


Features and Benefits

  • Unique lightweight spherical gate design
  • Double hinge for optimal sealing
  • All Stainless Steel or Durable fusion bonded epoxy coated
  • Anti-tamper stainless steel hinge pins
  • Lifting eye as standard
  • Drilled to suit flange and wall mounting

Specifications

Nominal diameter:

DN200mm to DN1600mm, other sizes available*

Maximum working pressure:

25.0 meter water

Operating temperature:

<100ºC

Opening angle

>90°

Corrosion resistance

Good

Applicable media

Seawater, Sewage, Slurry, etc.

*Sizes more than DN1200mm are double door design.

Materials

 

NO.

Part

Material

1

Body

Carbon Steel, Stainless Steel

2

Flange

Same as body

3

Gate

Carbon Steel, Stainless Steel

4

Support

Same as body

5

Hinge

Stainless Steel

6

Nut

Stainless Steel

7

Seat

EPDM

8

Lifting Eye

Stainless Steel

 

Data Sheet

DN

PN

OD

BC

L

H

N

Ød

200

16

340

295

150

164

12

23

250

16

405

355

184

190

12

26

300

16

460

410

210

215

12

26

350

16

520

470

342

338

16

26

400

16

580

525

264

260

16

30

450

16

640

585

305

315

20

30

500

16

715

650

325

330

20

34

800

10

1015

950

350

520

24

34

900

10

1115

1050

350

550

28

34

1000

10

1230

1160

420

650

28

36

1200

10

1455

1380

420

770

32

39

Note:

  1. Measurements in above table are in millimeters.
  2. Standard flange drilling is according to DIN PN16, other standards available upon request.
  3. Valve dimensions L, H may slightly different from the data sheet.