... coating, painting, spraying,etc OEM cnc cast iron valve body Specifications cast iron valve body 1.Material:ductile iron,grey iron ... 3.Drawings are welcome 4.Good qualitycast iron valve bodyProduct's information1.material:ductile iron,grey iron2. ... quality products to clients 1materialgrey cast iron, ductile cast iron, steel, stainless steel, brass, copper, bronze, aluminum, zinc etc2sandgreen sand, ...