... steel, aluminum heat treament can be done machining can be done produce as per buyer's drawing The fan cover ... materials, such as iron, aluminum, brass, carbon steel, stainless steel and etc. And we can treat it as ... BS, DIN, JIS & etc.Material:Aluminium, Brass, Carbon steel, Stainless steel, Alloy metal & etc. Equipment:CNC lathe, processing center, ... :Mr. Alex/ Ms. Sophia sand casting fan cover