size: length x Outer diameter x wall thickness (for example,100mm 17x2mm,Outside Diameter is 17mm,Thickness is 2mm,Length 100mm)
Thermal conductivity: Copper has extremely high thermal conductivity and is suitable for applications that require efficient heat dissipation, such as air conditioning, refrigeration systems, etc
Corrosion resistance: Copper exhibits good corrosion resistance in most environments, especially in atmospheric environments, where it can form a protective copper oxide film