It refers to a board covered with another metal on one layer of metal, which has achieved the effect of saving resources and reducing costs without reducing the use effect (anti-corrosion performance, mechanical strength, etc.). Composite methods usually include explosive compounding, explosive rolling compounding, rolling compounding, etc. Composite materials can be divided into composite plates, composite tubes, composite rods, etc. according to their appearance. Mainly used in anti-corrosion, pressure vessel manufacturing, power construction, petrochemical, medicine, light industry, automobile and other industries.
