... H14 ,H24 50mm-1500mm width thickness :0.1mm-4mm Aluminum sheet/plate 30031) aluminum alloy :30032) temper :H14,H16,H26 ... transport of liquid products, tank, tank, to a variety of sheet metal processing, pressure vessels and piping, heat exchangers, rivets, ... we have flattening and slicing machine ,can flat sheet according to customer 'request. Very flat,smooth surface without any grain and roll mark ...