Keystone, with a tradition of more than 70 years, built its reputation on providing industrial process butterfly valves, which are known for their reliability, long service life, and reduced operating costs. Independent, third-party life-cycle testing has shown that Keystone resilient-seated butterfly valves, used to control and isolate process flow, last 2.5 times longer than competitors’ comparable butterfly valves.
Keystone broad portfolio also includes ball, knife gate, and slurry valves, as well as actuators and controls. Keystone products are used in the oil and gas, chemical, petrochemical, food and beverage, and power generation industries.
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