API International, Inc.

Flanges

Flanges

We manufacture standard and custom flanges to meet the highest quality standards, including AWWA and ANSI specifications. Our flanges are developed for agriculture, waterworks, HVAC, exhaust and other industries. Find flange options including AIS and import material including steel, stainless steel, aluminum and ductile iron.

Our slip-on and blind 1/2 Inch Thick Steel and Stainless Steel Pipe Flanges are available in the dimensions necessary for a range of applications, including steel flanges for O.D. tubing. We manufacture lightweight half-inch flanges to meet ANSI class 150 pattern specifications and in standard dimensions, with custom options and specific grades of steel available upon request.