PRODUCTION OF DUCTILE CAST IRON BY RECYCLING GRAY CAST IRON SCRAP WITH ADDING VARIOUS LOCAL MATERIALS. J. eng. sustain. dev. [Internet]. 2023 Jan. 1 [cited 2024 May 2];27(1):117-26. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1973