Cornerstone Valve

Manufacturer of Engineered-to-order Ball Valve for severe service applications. Our range of offerings includes Ball valves for a vast spectrum of Liquid and High-pressure Gas media services. Over the past 31 years of operations, we established a market presence by deploying our expertise in providing customized, fit for purpose solutions meeting metal-seated, bubble tight leakage requirements. We serve Oil & Gas, Petrochemical, Power Generation, Aerospace, US EPA and US DODPower markets and have a massive installed base in well recognized global assets. We started as a supplier to the US Navy and have continued to supply to Defense and Aerospace applications. Many of our valve Solutions utilize metal-to-metal seating, solids proofing, and function reputably in the most challenging conditions such as Gas dehydration, sour services, and with loaded fluids. We hold API 6D, API 6DSS, API 6A, API Q1 and ISO 9001-2000 certifications.