power-supply filter shell 1material:stainless steel,brass, cold rolled steel 2.nickel plating 3.according to the drawings power-supply filter shell1.Material :iron ,stainless steel, aluminum ,copper ,copper stainless steeland so on2.surface treatment:various surface plating according to customer requiments, such as Powder coating,Zinc /chrome/Nickel plating ,paint, Anodize3. Parts can be supplied ...