... Standard: EN124 Diameter: 300-1800mmMaterials: Various Grade Cast iron and Grey Cast Iron: - Grey Cast Iron Types: GG15 ,GG20, GG23, GG25 ,GG30 - ... Ductile Cast Iron Types: GGG40, GGG50, GGG60, GGG70, GGG80, GGG90Shape: Round, Square, ... Coating as per customers' requirement More than 20 years Experience on Casting Various Products, Meet Your Demand! Any inquiry, pls ...