African Valve is the leading Diaphragm Valve supplier in Nigeria. These valves use a flexible diaphragm as the closing mechanism to regulate the flow of fluids, provide tight shut off lowering the risk of contamination and leakage in critical processe. Description: Available materials: Cast Iron, Ductile Iron, Alloy 20, WCB, WC6, WCC, LCB, LCC , SS304, SS316, CF8, CF8M Sizes: ½” to 12” Class: 150 to 600 Nominal Pressure: PN10 to PN100 Operation: Hand wheel, Pneumatic, Electric Ends: Flanged, Threaded