carbon steel investment casting for machanical par

1.Description : machanical part .2.Material: stainless steel, carbon steel, cast iron, pig iron, grey iron, ductile cast iron, alloy and so on.3.process:precision casting, silical gel precision casting, water soluble casting, sand casting.4.Surface: zinc coating, derust oil coating, black powder coating.5.Machining: according to your request.6.Weight range:3g 50Kgs7.Heat treatment: annealing, normaliztion. hard+tempering and so on.8.OEM service available If you are interesting our company, please send us you inquiry with details, such as, drawing, material, surface request, ect. we will supplier best quality goods with our best service.standard export package.