Kerkau Manufacturing specializes in custom and production machining. The company features a complete line of pipe flanges. Its CNC machines turn, bore, drill, ream, tap, mill and contour parts to design. Kerkau Manufacturing also operates lathes and eight-spindle chuckers. The company s material capabilities include brass, copper, titanium, steel and hastelloy. It offers zinc-coated, galvanized, normalized and unpainted treatments. Kerkau Manufacturing supplies small and large facings and ring-type joints. The company maintains precision in high-production runs through the use of statistical processes, capability studies and control charts. It has a 120,000-square-foot facility in Bay City, Mich.