Want to learn more about AMERICAN Castings’ operations and products? Take a look inside AMERICAN Castings by viewing this short video. AMERICAN Castings is located in Pryor, Oklahoma, on a 90-acre site, with 433,000 square feet under roof. The plant specializes in gray and ductile iron castings used in markets such as construction, agriculture, waterworks, mining and energy. AMERICAN Castings is a subsidiary of Birmingham-based AMERICAN Cast Iron Pipe Company.