Copper bars are generally used in air conditioning pipes, refrigerator pipes, oil pipes, water supply pipes and various mechanical supporting materials, automobile synchronizer gear rings, marine pumps, valves, structural parts, friction accessories, etc.

Copper bar is a kind of non-ferrous metal processing bar, which has good processing performance and high conductivity. It is mainly divided into brass rod (copper zinc alloy, cheaper) and red copper rod (higher copper content).