The utility model relates to the field of valves, especially, relate to a combination valve. A combination valve, combination valve includes the valve body to and first case and the second case of setting in the valve body, and with the first valve rod that first case is connected, and with the second valve rod that the second case is connected, the inside axial of valve body runs through and is equipped with the medium runner, and the valve body comprises first valve body and second valve body interconnect, is equipped with first valve pocket in the first valve body, is equipped with the second valve pocket in the second valve body, this combination valve is applicable to coal chemical industry, and it is good to have the wearability, the strong and long service life's of leakproofness advantage.