5 Key Applications of Strong and Durable Copper Square Tube Copper is said to be very strong, flexible, and possesses the best thermal and electrical conductivities. The Copper Square Tube is one of its most handy types, used in the industries where it is needed to be durable and precise. It is structurally and functionally applicable as a result of its shape. In any construction, electrical systems, heat transfer, or other project, copper square tubes...