1.The size about:45*45*3. 2.The sheet metal can apply for many industry,like farming, railroad, aerospace, automobile, pharmaceutical, oil and gas, electronics, food service, heating and cooling, plumbing, medical, telecommunications, computer, military, storage, and construction industries. 3.Heating processes are used to harden or soften sheet metal by heating or cooling it until it reaches the desired level of hardness, and also so it is in a form that is workable. 4.Lead Time:8-10 working days. 5.MOQ: 1 PCS.