1. ASTM 356-T6; 2. SAND CASTING; 3. MACHINED BY CNC; 4.ISO9001:2000 5. SMOOTH SURFACE Scope of Business1. Iron Castings:Classified by material: Grey cast iron, S.G. cast iron and Chilled cast iron;Classified by process: Sand-mould casting, Precise casting and Centrifugal casting;2. Steel Castings:Classified by material: Plain carbon steel, Special steel and Stainless Steel;Classified by process: ...