Stockton Valves is a a full line Hydroseal Valve distributor.  Hydroseal is a CIRCOR Energy brand that globally manufactures and markets pressure relief valves. For over forty years, Hydroseal has been dedicated to providing our customers with high quality products that are designed, manufactured, and tested to the exacting standards of the ASME Boiler & Pressure Vessel Code Section VIII, and are capacity-certified by the National Board of Boiler and Pressure Vessel Inspectors.

 

Check Valves
CIRCOR Energy continuously provides the industry with technically superior products oriented toward applications that can be exceptionally severe. And today, we produce a comprehensive portfolio of check valve configurations and materials that provide opportunities to service customers in many different markets. Engineered to perform at the highest levels regardless of the factors involved – pressure, environment, media transported, cost – our check valves are the right choice for critical control of waste water flow, highly corrosive refining applications, or high-pressure in the oil patch.

Pilot Operated Valves
CIRCOR Energy offers a line of pilot-operated safety relief valves with both snap-acting and modulating pilots ideally suited for pipe and pressure vessel protection in Upstream, Midstream and Downstream Hydrocarbon applications. Useful for air, gas, liquid and mixed phase services, these valves are designed for reliable operation, long seat life and easy, low cost field service. Our valves are constructed with the highest quality materials and are designed and tested to meet ASME Section VIII UV Code plus API Piping standards. Utilizing main valve pistons and easily interchangeable nozzles, a complete range of API orifices from D through T sizes plus inlet/outlet flange connections from 1×2 through 8×10 inches are available. These valves are also available with a complete line of accessories including field test connections, back-flow preventers, sense line filters and a wide array of o-ring seals for the most demanding of applications. Circor Energy valves are manufactured under a rigid quality control system to assure quality, and above all, safety for our customers.

Safety Relief Valves
CIRCOR Energy offers several lines of spring-loaded safety relief valves ideally suited for pipe and pressure vessel protection in Upstream, Midstream and Downstream Hydrocarbon applications. Useful for air, gas, liquid and mixed phase services, these valves are designed for reliable operation, long seat life and easy, low cost field repair. Hydroseal valves are constructed with the highest quality materials and are designed and tested to meet ASME Section VIII UV Code as well as API piping standards. A complete range of API orifices from D through T sizes plus inlet/outlet flange connections from 1”x2” through 8”x10” are available in conventional and balanced bellows spring-loaded relief valves.

Strainers – High Pressure – Y Series
CIRCOR Energy offers a line of ‘Y’ strainers designed for high pressure applications requiring an easy maintenance, collapse resistance screen. The use of a spiral wound stainless steel screen with in-line cleanout access makes them an excellent choice for the oil & gas industry. Available in both carbon and stainless steel our ‘Y’ strainers are offered with 1/2”-2 inch FNPT and socket weld connections suitable for pressures up to 3000 PSI.

Hydroseal Product Literature
Circor Product Summary
Hydroseal Series 1500/2500 Safety Relief Valves
Hydroseal Legacy Series Valves
Hydroseal 3500 Pilot Operated Relief Valves/a>

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