Burckhardt Concentric Valve™

Burckhardt Concentric Valve™ (Click to enlarge)
Burckhardt Concentric Valve™ (Click to enlarge)

The Burckhardt Concentric Valve™ is compact and a combination of a suction and discharge valve, which makes it compact and space-saving with the lowest possible clearance volume.

 

Standard valves for wide application range.

  • Fast availability and low stock in a plant with several compressors with different speeds
  • Pre-defined by cylinder configuration and gas composition
  • Valves are available with metallic and non-metallic plates
  • Easy to assemble and disassemble
  • Lowest possible leakage rates thanks to a proprietary surface refinement
  • Unequaled valve/spring plate lifetime through careful material selection and special heat treatment

 

 

Technical Details
Compressor speed max. 1’500 rpm
Pressure difference max. 250 bar / 3’626 psi
Temperature range from –40 to +250 °C / –40 to +482 °F
Diameter dimensions min. 60 mm / 2.36 in, max. 250 mm / 9.84 in

 

Material

The valve body parts are made of standard material X12 stainless steel (AISI 416). Other proprietary materials are available on request.

  • High grade X20 stainless steel (AISI 420)
  • High performance thermoplastic polymers (e.g. PEEK and polyimide with appropriate fillers)