%0 journal article %@ 1073-5623 %A Liang, Z., Lilleodden, E., Ovri, H., Pyczak, F. %D 2022 %J Metallurgical and Materials Transactions A %N 12 %P 4156-4160 %R doi:10.1007/s11661-022-06852-6 %T Surface Recrystallization in a Co-Based Superalloy During High Temperature Exposure %U https://doi.org/10.1007/s11661-022-06852-6 12 %X The effect of grinding on static recrystallization and oxidation of a novel Co-based superalloy has been studied. The evolution of surface recrystallization after heat treating at 850 °C in air was revealed by comparing ground specimens with electropolished ones. The loss of Al and Ti from the bulk material leads to the formation of a γ′-free region and further promotes recrystallization at the surface.