Thickness 3.0-8.0 Grade SS300 Surface No5 Stainless steel 300's Stainless steel’s resistance to corrosion and staining, low maintenance, ... pickling, characterized by white pickled surface.Chemical industry equipment, industrial tanks2B0.3-6.0 MMFinished by heat treatment, pickling after ... 5-2.0 MMBright heat treatment after cold rolling.Kitchen utensil, kitchen ware, architectural purposeNO.40.4-3.0 ...