Manufacturers of one-piece ball valves Single Piece Design Ball Valves Manufacturers KHD Valves Automation Pvt Ltd, based in Mumbai, Maharashtra, India, manufactures high-quality single-piece design ball valves. In Mumbai and the surrounding areas, we are a major producer of Single Piece Design Ball Valves. Our ASTM ANSI, ASTM API, and ASTM DIN Single Piece Design Ball Valves are made in India to international ASTM ANSI, ASTM API, and ASTM DIN standards. Send us an email for quick and easy quotes at factory prices. Manufacturers of Single Piece Design Ball Valves:- Product Description A Ball Valve is a type of quarter-turn valve that controls flow through a hollow, perforated, and rotating Ball. It is open when the ball's hole is parallel to the flow and closed when the valve handle is rotated 90 degrees. When the valve is open, the handle is flat in line with the flow, and when it is closed, it is perpendicular to it, allowing for simple visual confirmation of the valve's c...