Pre-stress pipe pile high-pressure kettle steam cyclic utilization system

A pre-stress pipe pile high-pressure kettle steam cyclic utilization system relates to the technical field of pipe pile machining. The pre-stress pipe pile high-pressure kettle steam cyclic utilization system is characterized by comprising a boiler, a high-pressure kettle and a steam maintenance tank, wherein the high-pressure kettle is connected with the boiler through a steam conveying pipeline; the steam conveying pipeline is provided with a steam conveying valve; the steam maintenance tank is connected with the high-pressure kettle by a steam exhausting pipeline; an exhausting valve is arranged at the front end of the steam exhausting pipeline; a steam maintenance tank steam conveying valve is arranged at the rear end of the steam exhausting pipeline. The pre-stress pipe pile high-pressure kettle steam cyclic utilization system has a simple and reasonable structure and is convenient to operate; steam wastes are saved and the production cost is easy to reduce; the environmental pollution is not caused.