Our esteemed Copper Alloy Heat Exchanger Tubes, sourced directly from China, are engineered for superior heat transfer efficiency and durability. These tubes feature an Outside Diameter (OD) of 3/4 inch (19.05 mm) and a wall thickness of 1.24 mm, conforming to the standard of BWG 18 inch. Adhering to the stringent ASTM B111 specifications, our tubes are made from premium Copper Alloy materials such as UNS C71500 and UNS C70600, known for their excellent thermal conductivity and resistance to corrosion.