Dervos Valve have supplied one of its customers with JIS ball valves with NPT and RF ends. The valves have a different connection end type.
The ball valves are used as on/off valves in pipelines, and are widely used in petroleum refining, chemical, electric power, long-distance transportation pipelines, paper making, pharmaceutical, water conservancy, municipal and steel, etc. Special consideration is given to strength, safety, and resistance to harsh environments during the design stage. They are suitable for various corrosive and non-corrosive mediums. Different materials may be selected for transportation of water, steam, oil, natural gas, nitric acid, acetic acid, oxidant and urea. The valves have a compact structure and reliable sealing. Their sealing surface and spherical surface are normally closed which make them resistant to flush erosion from the medium, and easy to operate and repair.