... machines,etc..We can supply you high quality sheet metal part. 1. Material: Carbon steel; Stainless steel, ... iron; Malleable iron; Tungsten steel, etc. 2. Machining processes: Metal fabrication, machining, welding, forming, shaping, punching, drilling, turning, ... rolling, stamping, deep drawing, bending, spot or seam welding, spinning, forging, sand casting, die casting, investment casting, etc. ...