A Comparison Between Air and In-Service Welding on Oxygen Concentration and Microinclusions in E7018-1 Weld Metal - Souza, Gustavo José Suto de; Alves, Antonio do Nascimento Silva; Dalpiaz, Giovani; Casanova, Jaime; Brandi, Sérgio Duarte (Journal of Pressure Vessel Technology, 2021)