Effects of graphite nodule count on microstructural homogeneity of austempered ductile iron (ADI)Zhitao Hu, Xin Wang, Yuzhou Du, Chen Liu, Zhijie Gao, Jiaze Li and Bailing JiangMetall. Res. Technol., 120 2 (2023) 217DOI: https://doi.org/10.1051/metal/2023031