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tainless steel components

Check Valves & Accessories

Compact design


Imperial Valve offers a new range of in-line instrument check valves in 6,000 and 10,000 psi rating. To assure correct fit of valuable instruments we also provide a wide range of accessories for these in-line instrument check valves.


  • compact design in-line instrument check valves prevents back flow
  • Imperial Valve instrument accessories are designed with very close tolerances and high mechanical quality to assure a perfect fit with your valuable instruments


  • check valves, in-line, 6,000 and 10,000 psi, size range 1/4”-1”
  • standard cracking pressure: 20 psi/1,38 bar (±30%)
  • wide range of materials available