Welcome to American Insert Flange

American Insert Flange Company, Inc.(AIF) is a manufacturer of insert flanges for single and jacketed piping applications. We sell to a wide variety of distributors, fabricators, and other types of customers who service the pipe, valve, and fitting (PVF) industry. AIF was started in conjunction with our sister PVF company Specialty Flange and Fitting, Inc., a provider of stainless and specialty alloy PVF products for over 25 years.

Click on their name to enter their respective web sites. Insert Flanges are a specialty, two-piece flange that have been used in the industry for over 75 years. If you grasp the concept of a standard flange, understanding insert flanges is simple!