Check and Relief Valves

Effective flow control for your low-pressure fluid needs.

Check and relief valves carried at Southwest Process Control are part of the Hy-Lok valve family. This ensures that your valves will be secure and leak-free, while also providing the lowest cost in the market today. 

Features include:

• Available in a wide range of sizes and cracking pressures
• End connection options include male / female NPT, Hy-Lok tube fittings, metal gasket and O-ring face seals
• Available in stainless steel, brass, and alloy 400
• With pressure handling up to 6,000 psi and temperatures up to 600°F