Middleeast valve is one of the largest Duplex Trunnion Ball Valve Supplier in Egypt. A trunnion ball valve consists of a hollow, perforated ball (usually made of metal) with a hole (bore) through its center. Elevate your flow control with Egypt's premier Duplex Trunnion Ball Valve Supplier. Unrivaled quality valves in Sizes DN50-400 for seamless performance! Trunnion: Duplex Stainless Steel ( A890/A995 1B CD4MCuN, A890/A995 2A CE8MN, A890 1A/A995 3A CD6MN, A890/A995 4A CD3MN, A890 1C CD3MCuN, A890/A995 5A CE3MN). Nominal Size: DN50 to DN400. Nominal Pressure: Class150 to Class900, PN10 to PN6