... type:various accessory:as per buyer's requirement The steel hatch cover is design and produce as per buyer's ... . We specialize in metal casting of aluminum, bronze, copper, iron, steel and other metals, in a wide range of size and ... and submit requirements by post and email. Standard:ANSI, BS, DIN, JIS & etc.Material:Aluminium, Brass, Carbon steel, Stainless steel, Alloy metal & etc ...