SW Valve Corp. manufactures valves for many markets including Power Plant, Cogeneration, Petro-Chemical, Refining, Marine, Steel and Gas Plant, Offshore Plant, Sea Water, Steam, Fire Safer Piping System and etc. based on our various technical know-how. We specialize in the manufacture and sale of High-performance and Triple offset butterfly valves, providing tight shut-off and zero stem leakage, for all types of process applications. SWV manufactures about various butterfly valve lines, in sizes from 2 inch to 120 inches which have metal-seated, rubber-seated, teflon-seated and dual plate check valve lines and etc. SWV services all of the world wide market with design, development, manufacturing and testing according to International standard ISO, API, JIS, BS, AWWA. Please contact us for more information.