Tinplate is an iron sheet with a layer of tin plated on the surface, it is not easy to rust, also called tin plated iron. This kind of coated steel plate has been called "tinplate" in China for a long time. The name "tinplate" is not exact. Therefore, the name of "tinplate" was no longer used in official documents at the China Tinplate Conference in 1973. name. Tinplate, Sn is the coating. Tinplate is also called tinplate. Tinplate is the common name for electroplated tin plate. The English abbreviation is SPTE, which refers to cold-rolled low-carbon thin steel plate or steel strip plated with commercial pure tin on both sides. Tin mainly plays a role in preventing corrosion and rust. It combines the strength and formability of steel with the corrosion resistance, solderability and beautiful appearance of tin in a single material. It has the characteristics of corrosion resistance, non-toxicity, high strength and good ductility.