... and Competitive price 4.ISO9001 Product Name: Precise Casting OEM Carbon Steel Pump Part ---Cover 1. We can do different kinds ... after casting, such as machining, polishing, plating, and can supply carbon steel, stainless steel and alloy steel precision casting part.2 ... , valve caps, bolts of living, shafts; Pumps, pipes, and other components are available. We also supply other alloys as per specified ...