JORGE, J.C.F. , COSTA, J.F.M. , MENDES, M.C. , de SOUZA, L.F.G., MAGALHÃES, H.A.Y. and ARAÚJO, L.S. 2026. The Performance of the heat affected zone of 9% Ni steel narrow gap joint performed by the GMAW process with rotating electrode. Journal of Metals, Materials and Minerals. 36, 3 (Jul. 2026), e2654. DOI:https://doi.org/10.55713/jmmm.v36i3.2654.