Detailed Product Description Wafer type ball valves (stainless steel ball valves,Italian thin type ball valve)Product Name: Three-piece flange ball valveMaterial: ... SS304, SS316, CF8M, CF8Size: 1/2", 3/4", 1 ... ", 11/4", 11/2", 2", 21/2", 3", 4"Working Pressure: 1.6-4.0MpaTemperature Range: -40~180~ ...