Demco, part of the Cameron valve division was established in 1947. Demco is manufacturer of one of the most durable of all resilient-seated butterfly valves in the industry and the premier designed Gate Valve in the oil and gas drilling market, specifically engineered for the rigorous requirements of oilfield applications.
Sizes 2 to 12 in [50 to 300 mm] are suited for a range of applications in many industries, including food and beverage, utilities, and process flowlines. This short neck design is offered in a variety of body materials.
The valves are designed for installation between ASME Class 125 and 150 flanges.
Butterfly-style DEMCO valves for marine applications are available in the NE-C lug, NE-I lug and wafer, NE-D wafer, and NF-C lug styles and conform to