Broad Exposure to Science and Technology II

This volume contains the full-length versions of plenary lectures and oral presentations presented at the Broad Exposure to Science and Technology (BEST 2021) conference, held by the Engineering Faculty of Universitas Sultan Ageng Tirtayasa, Indonesia, virtually on August 31, 2021. The collected papers focus on researching properties and materials synthesis technologies, the development of functional coatings and surface treatment processes, and the analysis of features of structural metals and alloys.