Cooper valve was founded in 1930, In 1934, Cooper's foundry developed the first successful technology to pour 304 stainless steel. Since then, Cooper has become a highly respected and recognized valve manufacturer, specializing in the production of special alloy valves and providing services for the downstream and midstream chemical, petrochemical, oil and gas, water, electric power, mining and refining industries for more than 90 years. Cooper's success stems from its commitment to manufacturing reliable valves through sound engineering technology, experienced personnel, controlled manufacturing processes and extensive end-user recognition.