Techno Castings supplies Butterfly Valves made of Ductile Iron. Techno Castings has been assigned with D&B D-U-N-S Number 65-006-6108. Techno Castings manufactures Graded Cast Iron Castings, Alloy Castings and S G Iron [Nodular Iron] Castings. The Butterfly Valves made of Ductile Iron is a valve which can be used for isolating or regulating flow. The Butterfly Valves find applications in chemical plants and water treatment plants.