651-778-3300 Mon - Fri 7:00am - 3:30pm 867 Forest Street, St. Paul, MN 55106
Gray, ductile, and austempered ductile iron castings up to 250lbs.
ASTM A536, SAE J434, ASTM A48, SAE J431


Northern Iron doesn’t simply just make castings, we precision machine them too up to the highest standards. Our machinists work on some of the most precise machining equipment in the foundry industry. CAD/CAM software Northern uses cutting-edge ESPRIT CAM software technology. This software helps in all areas of the machine shop from intricate milling to...
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Metal alloys are a fundamental component of modern society and are used in a wide range of applications, from construction to manufacturing. However, not all metal alloys are created equal, and understanding the chemistry behind casting is crucial for creating high-quality and durable products. One of the key factors that affects the quality of a...
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Northern Iron & Machine was originally established as the Walter A. Wood Harvester Company in 1892, later known as International Harvester. Northern Iron & Machine was founded by local businesspeople in 1906 and later relocated to its current site. The foundry produced malleable iron for the automotive, agricultural, and trucking industries. The company began producing...
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Cores define the internal space inside iron castings while the mold defines the outside shape of the casting. Cores are used to shape the inside of castings as well as any parts that can’t be shaped by the pattern. Cores allow more intricate and detailed designs for castings. The cores we produce 2 Redford HS 16 Shell1...
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