A double pipe heat exchanger consists of one pipe placed inside another, allowing heat transfer between two fluids flowing in opposite or parallel directions. It offers simple construction, easy maintenance, and effective heat exchange for small to medium-duty applications. Commonly used in chemical, oil, and food processing industries, it provides reliable and efficient thermal perfo... https://www.heatexchanger.co.in/Heat-Exchanger/Double-Pipe-Heat-Exchanger/