Circle Seal

INNOVATIVE FLOW CONTROL PRODUCTS AND SEALING TECHNOLOGIES

Circle Seal Controls designs and manufactures flow and sealing technologies that include a wide range of valves and pressure regulators, such as Atkomatic heavy duty industrial solenoid valves high-precision pressure relief valves, thermal-relief valves, ball- and poppet-style check valves, high-pressure check valves, manual-shutoff valves, dome-loaded pressure regulators, and back-pressure regulators.

 

Circle Seal Controls® is a manufacturer of reliable solutions in valves and controls for hydraulic, pneumatic, and cryogenic systems.

We offer the industry’s widest choice of quality precision valves and controls for industrial and aerospace/military applications. Our products include check valves, relief valves, shutoff valves, solenoid valves, cryogenic valves, sampling and bleed valves, electro-mechanical valves, float, vacuum, and pilot operated valves; pressure regulators; tyre fill valve gauges; gauge savers; temperature compensating pressure regulation systems.

EXCESS FLOW

  • Stop uncontrolled discharge of system media in the eventuality of a downstream line rupture.
  • Safety shut-off
  • Surge protection
  • Variety of end connections
  • Variety of seals
  • Automatic reset

CHECK VALVES

  • A wide selection of check valves for liquid and gas service.
  • Connections from 1/8” to 2” in compression, female pipe, US and British threaded ends.
  • Various body materials ie. stainless steel, brass, carbon steel, aluminium
  • Pressure ratings to 20,000 psig
  • Zero leakage at low back pressure
  • Various seat materials

RELIEF VALVES

  • Inline and right angled adjustable pressure relief valves.
  • Connections from 1⁄8” to 1-1⁄2” (sizes vary for different models)
  • Stainless steel, brass, steel and aluminium
  • Operating range 0-10,500 psig
  • Zero leakage
  • 0.5 to 10,500 psig cracking pressure
  • Positive reseal

PDF PRODUCT LITERATURE

Circle Seal Pressure Regulators   Circle Seal Relief Valves

Circle Seal Relief Valves   Circle Seal Overview

 

 

  

 
 
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HP559-T1-2M-360

8NPT HP ADJUSTABLE RELIEF VALVE POPOFF 360PSI CRACK 316 BUNA-N O-RING CIRCLE SEAL

High Pressure Popoff and Inline Relief Valves
HP559-T1-2M-320

8NPT HP ADJUSTABLE RELIEF VALVE POPOFF 320PSI CRACK 316 BUNA-N O-RING CIRCLE SEAL

High Pressure Popoff and Inline Relief Valves
559-T1-4M-75

15NPT MALE ADJUSTABLE RELIEF VALVE 75PSI CRACK 316 CIRCLE SEAL

15NPT MALE ADJUSTABLE RELIEF VALVE 75PSI CRACK 316 CIRCLE SEAL