Identifying and evaluating supplier selection criteria in iran's steel industry according to industry 4.0 technologies

Purpose: With the emergence of Industry 4.0, supply chains have undergone fundamental changes, profoundly impacting on production and supply processes in various industries. The main goal of this study is to identify and evaluate the important criteria for selecting suppliers in Iran's steel industry, taking into account industry 4.0 technologies and their role in supplier selection.Methodology: By studying and reviewing previous researches, the study first identifies the criteria. Then, the Fuzzy Delphi method is employed to confirm these criteria. Weighting and prioritization of criteria is done by using Fuzzy FUCOM method.Findings: The results show that criteria such as quality, price, how to use the internet of things, lead time, settlement method and digital cooperation play an important role in choosing a supplier in Iran's steel industry, considering the role of Industry 4.0 technologies.Originality/Value: For the first time, this research examines the supplier selection criteria in Iran's steel industry, focusing on the technologies and concepts of Industry 4.0. Because decision-making in the real world is often faced with uncertainty, Employing the Fuzzy Delphi and Fuzzy FUCOM methods in this article will make decisions in the selection of suppliers in Industry 4.0 enables more accurate and reliable decision-making.