READ ME File For 'Interfacial characteristics of austenitic 316L and martensitic 15-5PH stainless steels joined by laser powder bed fusion' Dataset DOI: https://doi.org/10.5258/SOTON/D2530 ReadMe Author: Anqi Liang, University of Southampton This dataset supports the publication: AUTHORS: Anqi Liang, Sandeep Sahu, Xiao Zhao, Tomas Polcar, Andrew R. Hamilton TITLE: Interfacial characteristics of austenitic 316L and martensitic 15-5PH stainless steels joined by laser powder bed fusion JOURNAL: Material Characterization PAPER DOI IF KNOWN: https://doi.org/10.1016/j.matchar.2023.112719 This dataset contains: Original data of plots in accepted manuscript The dataset for figures are as follows: Figure 3 Pore size and shape analysis of single-material 316L SS and 15-5PH SS. Figure 4 Pore circularity versus the pore area of single-material 316L SS and 15-5PH SS. Figure 6 (b and g) Grain size and aspect ratio of single-material 316L SS and 15-5PH SS. Figure 7 Tensile test results for single-material 316L SS and 15-5PH SS. Figure 9 Local density in far-interface region by OM method. Figure 12 Element distribution of Ni and Cu at various locations along the bimaterial interface. Figure 13 (b and f) Grain size and aspect ratio of far-interface 316L and 15-5PH SS layers. Figure 14 (f) Grain size and aspect ratio of 15-5PH SS layer. Figure 16 Vickers hardness distribution of LPBF bimaterials at varying perpendicular distances from the interface. Date of data collection: July 2020 to June 2022 Information about geographic location of data collection: University of Southampton, U.K. Related projects: Microstructural engineering for enhanced fatigue performance using laser powder bed fusion Date that the file was created: February 2023