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


Continuous Improvement
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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Northern Iron & Machine is proactively working with the Minnesota Pollution Control Agency to resolve air permitting issues at our St. Paul, Minnesota location. Some steps we have taken include: ·        Submitted and complying with a plan to ensure initial and annual hood certifications are completed on time. ·        Operating air quality control equipment according to current permit requirements, our updated operation and maintenance plans, and manufacturer specifications. ·        Submitted a complete...
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In April 2023, Northern Iron and Machine renewed its ISO 9001:2015 Certification.
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Following their successful audit completion, Northern Iron and Machine earned certification from the Performance Review Institute in the Transportation and Power Generation Accreditation Program for casting processes. This certification emphasizes Northern Iron and Machine’s continued commitment to making high-quality castings and finished parts and dedication to reducing costs. The Performance Review Institute initially developed the...
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