... , vacuum castings, turbine rotor, turbocharger, turbojet engine parts ,stainless steel casting,Carbon steel casting,Alloy castings,Aluminum ... ! alloy steel precision casting used for yanmar marine diesel engines Our company's products have passed turbocharger factory's ... is a vacuum castings.Carbon alloy castings , machinery parts, high temperature resistant products.Nickel-based alloy castingsNickel ...