The Chris Erhart Foundry & Machine Co. is a family-owned and operated American foundry with a history dating back to 1854. Located in Cincinnati, Ohio, Erhart specializes in low- to medium-volume gray iron and ductile iron castings for industrial and specialized applications. The company provides jobbing and semi-production casting services, making it well suited for short runs, prototypes, repair parts, replacement components, and custom projects. Its capabilities include no-bake/Airset sand casting, squeezer and floor molding, pattern and tooling support, 3D-printed molds and cores, stress relieving, heat treating, cleaning, and quality inspection. Erhart can produce gray iron castings from 1 to 7,000 pounds and ductile iron castings from 1 to 4,500 pounds. Serving industries such as specialized machinery, automotive, oil and gas, power, mining, water, pumps and valves, Erhart combines generations of foundry expertise with responsive customer service, dependable quality, and flexible production capabilities.