Stainless Steel Sheet/Plate 316 Annealed No. 4 Finish is normally used in natural gas/petroleum/oil, aerospace, food and beverage, industrial, cryongenic, architectural, and marine applications. #4 finish is the brushed finish, and comes with a protective peel-off PVC coating. 316 stainless has high strength and excellent corrosion resistance, including in marine or extremely corrosive environments.