Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves China 300lb DN100 2PC Stainless Steel Flange End Ball Valve, 3PC Duplex Stainless Steel S31803 W. Nr. 1.4462 SUS32953L F51 Trunnion Ball Valve, API CE Factory High Pressure DIN Steel Trunnion Fixed Ball Valve for Water Oil Gas and so on.