WEH Check Valve TVR2-S1 stainless steel

Information

  • Stainless steel
  • High leak tightness
  • Seals are protected from the media flow
  • Wear and corrosion resistant
  • Low-noise opening and closing
  • Low cracking pressure
  • Max. operating pressure up to 250 bar
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Description

Thanks to their extreme leak tightness, the WEH TVR2 check valves from stainless steel are perfectly suited for applications with liquid and gaseous media. They have been field-proven for many years in most diverse industries.

Thanks to the use of high-grade material, the check valves are particularly wear and corrosion-resistant as well as extremely durable. Their sleek, internal aero-dynamic design makes for low-noise operation.
The check valves are available as standard or special solutions with different connection ports:

  • Internal and male threads from G1/8″ up to max. G3″
  • Double ferrule fittings for pipe diameters 6 mm up to 50 mm
  • NPT, UNF or metrical threads
  • Flanges up to DN 125 mm
  • Hose connections, pipe ends or cartridge styles

The WEH TVR2 check valves are equipped with a FKM seal as standard. Other sealing materials on request. It is the customer’s responsibility to clarify the media compatibility.

 

Features

  • Stainless steel
  • High leak tightness
  • Seals are protected from the media flow
  • Wear and corrosion resistant
  • Low-noise opening and closing
  • Low cracking pressure
  • Max. operating pressure up to 250 bar

Technical Data

Nominal bore (DN)Acc. to design
Max. allowable operating pressure PS250 bar (3,600 psi)
Cracking pressure PCAcc. to design
Temperature range-20 °C up to max. +200 °C
Housing materialStainless steel
Spring materialStainless steel
Sealing material DWFKM
LubricantKrytox® GPL 202
Sealing conceptCone seal
Media inlet B1Tube Ø 12 mm, Ø 16 mm
G3/8", G1/2", G3/4", G1"
Media outlet B2Tube Ø 12 mm, Ø 16 mm
G3/8", G1/2", G3/4", G1"
Leak rate1 x 10-4 mbar x l/s
Flow DirectionB1 -> B2

Application

TVR2 check valves are for use with liquid and gaseous media. The WEH check valves can be used for a large range of applications in mechanical engineering and construction, chemical / pharmaceutical and food industry, materials-handling and medical technology etc.

Data Sheets

TVR2 Data Sheet

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