... iron, ductile iron 2. Diameter: 2 inches(50mm) to 8 inches(200mm) 3. 1.2Mpa and 1.6Mpa Name: cast iron gate valveInterface type: flangeMaterial: iron ... and bronze mounted, stainless steel trim, or all iron trim are also availableSize: 2", 3", 4", 5", 6", 8"Valve ends can ... .Nominal working pressure: 1.0MPa, 1.6MPa, 2.5MPaValve body compression strength: 1.5MPa, 2.4MPa, 3.75MPaSeal test: 1.1MPa, 1 ...