The Ductile Iron Pipe Research Association (DIPRA) is a technically based, research-oriented nonprofit association that promotes ductile iron pipe for water and wastewater infrastructure. It provides engineering information, publications, standards-related representation, research, and regional engineer support to utilities, consulting engineers, and decision-makers.
Water infrastructure, wastewater infrastructure, pipeline materials standards, corrosion control, engineering design, and public infrastructure investment related to ductile iron pipe
Supported by the ductile iron pressure pipe manufacturers in North America
Member companies include AMERICAN Ductile Iron Pipe, Canada Pipe Company, McWane Ductile, and U.S. Pipe; closely associated with regional engineers and industry standards committees
non-profit association
