PATENTED PRECISION FOR LARGE DIAMETER
CUSTOM FLANGES

Carlson Company is a leading manufacturer of custom large diameter steel flanges, rings, and disks for a worldwide customer base primarily in the petroleum refining, petrochemical, heavy industrial, food processing, utility, and transportation industries. 

Since 1958, Carlson Company has invested heavily in our people, equipment, and facilities to achieve leadership in precision machining large diameter flanges up to 162” and 50,000 pounds.  That leadership includes the patented invention by Jim Carlson of the Carlson Chord Right, a Computer Controlled Positioning Table that raises the standard in the way bolt circles are drilled.