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Dual Plate Wafer Type Check Valve

Quantity:
  • Tianjin, China
  • 5000PCS/Month
  • L/C, T/T

Dual Plate Wafer Check Valve
1) Size: 2" - 36"
2) Class: 150lbs

Technical standards:
1) Design and manufacture: API 6D
2) Face-to-face: ANSI B16.10
3) Flange end: ANSI B16.5
4) Inspection and test: API 598

Main materials:
1) Body and disc: Ductile iron, carbon steel, stainless steel
2) Stem: Stainless steel
3) Torsion spring: Stainless steel
4) Seal surface: Buna-n rubber, stainless steel, gathered four fluorine
Ethylene, and nylon plastics

Features:

1. Small in size, light in weight, compact in structure,easy in maintenance.

2. Two torsion springs are used excreting on each of the pair valve plates,which close the plates quickly and automatically.

3. The quick-close action prevents the medium from flowing back and eliminates water hammer effect.

4. Short body structure length and good rigidity.

5. This valve is tightly sealed, without leakage under the pressure water test.

6. Safe and reliable in operation,high interference-resistance.

Performance:

Nominal pressue (MPa)

1.0

1.6

Nominal diameter(mm)

50-600

50-600

Test pressure

Shell

1.5

2.4

(MPa)

Seal

1.1

1.76

Applicable temperature

150

Applicable medium

Fresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids,
Alkalis, etc.


Standard:

Design & Manufacture

Flange Connection

Face to Face Dimension

Test & Inspection

API 594

DIN PN10/16/25

API594

API 598

No.

Part Name

Material

1

Body

Cast Iron/Ductile Iron

2

Plate

Ductile iron+Ni,CF8,CF8M,Bronze

3

Spring

Stainless steel

4

Hinge Pin

Stainless steel

5

Plug

Carbon steel

6

Body Bearing

PTFE

7

Spring Bearing

PTFE

8

Stop pin

Stainless steel

9

Eye Bolt

Carbon steel

10

Body seat

NBR,EPDM,VITON,NEOPRENE

Dual Plate Wafer Type Check Valve
Dual Plate Wafer Type Check Valve

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Contact Us

Company Name: Tianjin Tangfa Watts Valve Co., Ltd. 
Contact Person: Mr. jack wang  (General Manager)
   0086 22 66224148

   0086 22 25291233

   tfwatts.jack@tfwvalve.com

    RM 501-2, NO.1 Building,Tianhe technical Area,Binhai New area,Tinajin City,China

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