Investment steel Impeller casting Product details We are a supplier of quality metal castings and our businessis to manufacture castings according to the customer'srequirement,drawings or samples.1)Material:Stainless steel,Alloy steel,High Nickel andChromium steel,Carbon steel,Special materialas customer's requirement;202,303,304,316,ASTM A743, grade CN7M,CF8M,CF8,304L,316L,430F,430,440A.2)Process:Investment casting, silicasol casting or lost waxcasting,water glass casting and sand casting;3)Standard:ASTM,JIS,DIN,BS;4)Finish:Machining,Welding,Polishing,Heat treatment,Zincification;5)Inspection:Certificate of conformance,Chemical Analysis,Mechanical property,Dye penetrant.6)Used for water treatment industry and pump industry.We wellcome any inquiry you may have for castings.