Description: Cast steel Ball valves are applied widely in chemical, petroleum, fertilizers, pharmaceuticals, dairy and paper industries. Cast steel ball valves are manufactured following the BS5351.5352/API600 standards. These valves are available in sizes ranging from 15 mm to 300 mm. The pressure ratings are of class 150, 300, 600, ND 16/25/40. The shell materials that can be used for theses valves are WCB, CF8, CF8M, CF3, CF3M, and CN7M and the trim materials that can be used are AISI 304/316/304L/316L/Alloy 20.