Welcome to the Ductile Iron Society


  • Registration is open for the 2018 Ductile Iron Production SeminarDIP Registration Link.   PDF Copy Link.  This seminar is open to members and non-members and is organized to instruct   operations people on the basics of producing quality Ductile Iron and Compacted Graphite Iron castings.  It is recommended as a refresher course for people experienced in Ductile and Compacted Iron production, who may have become a bit rusty and not up-to-date on the latest practices. The DIS Executive/Technical Director, James N. Wood is the chairman of the seminar and the lecturers are tops in the field. The registration fee for the seminar is $450.00 per person.  This includes the instruction and materials, coffee breaks, two lunches, a reception and one dinner.  Attendees under age of 35 can attend for the discounted fee of $350.00.
  • “We are saddened to report the passing of Prem Mohla on Thursday November 2, 2017.  His family was at his side.  Prem was very active in the AFS and DIS.  In the Spring of 2012 he received the DIS Lifetime Achievement Award.  He was also very active in the DIS Research Committee and other operating committees.  He was also an avid technical speaker at both the AFS and DIS meetings. He will be greatly missed.”Services will be held at Pumphrey Funeral Home, 7557, Wisconsin Avenue, Bethesda, MD. 20814 On November 7th, 9:30AM.  Pooja service at Hindu temple of Metropolitan Washington,  10001, Riggs Rd, Adelphi, MD, 20783 5:30 PM, November 7thPrem P. Mohla Bio
    • Call for Papers for 2018 Keith Millis Symposium on Ductile Cast Iron Link

    •  2018 Keith Millis Symposium Speaker Instructions Link
  • Associate Members and Overseas Members can now pay their dues online at the following links:

  • DISMap DIS NA Members Locations Interactive Map
  • DIS/AFS Position Statement on ASTM E2567-11(Ductile Iron Image Analysis Standard)


The main objective of the Ductile Iron Society is to advance the technology, art, science of ductile iron production and to disseminate all such information to the members. Such an objective is achieved by:

  • Research programs aimed at improving production technology, solving long standing production problems, and providing better manufacturing economies.
  • Exchange of technical and production knowledge through Society meetings, plant visits, and encouraging private conversations.
  • Issuing various reports and bulletins covering research and new technology.
  • Quality guidance and Certification of producers.