Check Valves: VW-02

Wafer Type Check Valve between flanges ASME B-16.5
Up to 160 bar (2300 PSI)

TECVAL tecval-vw-02-check-valve-antirretorno-
TECVAL


TECVAL manufactures its new VW-02 Wafer Type Check Valve. Developed by TECVAL, it is an exclusive and totally innovative use of the seal, which is suitable to work under high pressure service. Its compact design guarantees a total hold-up, even with high volatile gases, fluids, steam,...etc.

Features

  • Face to Face dimensions acc. to EN558-2, line 52.
  • Compact design.
  • No maintenance required.
  • Easy installation in any position.
  • 100% tested.

Options

  • NBR seats. 
  • EPDM seats. 
  • NEOPREN seats. 

Technical data

Maximum Pressure

Up to 160 bar (2300 PSI)

Nominal Cracking Pressure

20 mbar (0,3 PSI)

Temperature Range

-20ºC/400ºC (-4ºF/752ºF)

Connections

CLASS 900
CLASS 300-400-600
CLASS 150

Dimensions 1/2"3/4"1"11/4"11/2"2"21/2"3"
L2531.535.54045566371
(CLASS 900) B6066.5768595140162165
(CLASS 300-400-600) B5163.57079.592108127146
(CLASS 150) B44.55463.57382.5101.5120133
C152025324048.56377
Materials

AISI-316L (1.4404)

Duplex (1.4462)

SuperDuplex (1.4410/1.4501)

Special alloys (For detailed information consult attached data sheet)

Materials

PartAISI-316L Duplex SuperDuplex Special alloys 
1 BodyAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
2 BonnetAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
3 StemAISI-316L (1.4404)Duplex (1.4462)Superduplex (1.4410/ 1.4501)Special alloy
4 SpringStainless Steel CoatedStainless Steel CoatedStainless Steel CoatedStainless Steel Coated
5 SeatFPMFPMFPMFPM
TECVAL vw01-2-
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