Duplex Steel Ball Valve Manufacturer Valvesonly Europe is one of the leading Duplex Steel Ball Valve Manufacturer . Description: • Available materials: Duplex steel (F51, F53, 5A, 6A). • Class:150 to 2500 • Pressure:PN25 to PN450 • Size:1/2’’-24’’ • Operations: Pneumatic, Electric, Gear, Lever. • Ends: Butt Weld, Socket Weld, Flanged, Threaded. https://www.valvesonlyeurope.com/product-category/duplex-steel-ball-valve/