MnSteels Production Capacity & Targets. Design, QA and Pattern Making - Capable of 6,000 tons annually, currently running at 4,000 tons. %. Melting and Pouring - Equipped for 8,000 tons annually, currently running at 4,000 tons. New plant targeting 15,000 tons annually. %. Machining - Equipped for 6,000 tons annually, currently running at 4,000.Web