Gray Iron

Below is a list of Gray Iron manufacturers from St. Paul, Minnesota.

Gray iron, previously known as cast iron, is used most commonly in applications where tensile strength is not critical. In contrast to the past, cast iron is now made out of iron-carbon alloys that have a higher level of ductility than gray iron.

Back to all Gray Iron Companies

Gray Iron Companies Serving St. Paul

Northern Iron & Machine
St. Paul, MN
651-778-3300
Northern Iron & Machine for finished castings ready for installation. Ductile grey iron and Austempered ductile castings, small to large quantities. Prototypes up to 500 lbs. and castings up to 250 lbs. Machining, painting, assembly. ISO 9001:2000 certified. In-house metallurgical lab. Industries: OEM, Oil-Field, Off-Highway, Agriculture, Fire Fighting, Locomotive, Wind. Gray Iron in St. Paul, Minnesota.
View Website


Ontario (28) Quebec (5)