... different hard metal can be done weldings The marine stainless steel ladders are produced as per one buyer's drawing ... in metal casting of aluminum, bronze, copper, iron, steel and other metals, in a wide range of size and ... DIN, JIS & etc.Material:Aluminium, Brass, Carbon steel, Stainless steel, Alloy metal & etc. Equipment:CNC lathe, processing center, miller, grinder, punching machine & etc. ...