... , high pressure ball valves, threaded ball valve, flanged ball valve, stainless steel ball valve, carbon steel ball valve, oil cylinders, multi-stage cylinders, ect ... of HRPC brand high pressure 1 inch china ball valve (china ball valve)1. Part Number: KHB2. Pressure: 500 bar3. Diameter: 4 ... , 6, 10, 13, 20, 25, 32 40, 50mm4. Size: 1/8 ...