Boangmanalu, E.P.D., Pratama, A.B. , Saragi, J.F.H. and Sahat, S. 2024. Quality Control Using Statistical Processing Control (SPC) Method on Tensile Testing Results of Metallic Materials. East Asian Journal of Multidisciplinary Research . 3, 7 (Jul. 2024), 2785–2802. DOI:https://doi.org/10.55927/eajmr.v3i7.9482.