1.sand casting pump body 2.Material:Grey iron 3.Process:sand casting 4.Quality Assurance 5.Test:chemical composition,tensile ... .1 Material: Grey iron GJS450-10Standard: ASTM, JIS, BS, DIN, EN, ISOOperation: green sand casting and resin sand castingSurface finish: sand blasting, sand ... are welcome, will make various castings as per customer's drawings or samples Detailed products range: pipes and its ...