Aluminized steel plate is a kind of steel plate with Al Si alloy coating, in which Al content is 90% and Si content is 10%. Aluminized steel sheet has good heat resistance, heat reflection and corrosion resistance, and its mechanical and physical properties are better than those of cold rolled steel sheet. Due to the superior performance of aluminized steel plate, it has been widely used in our daily necessities. Such as car muffler, household appliances, etc.