Bagas Ariya Dipangga and Prantasi Harmi Tjahjanti 2021. Study of Tensile Strength Test of Oxi-Asetyline Welding with the Addition of Borax to St 37 Steel. Procedia of Engineering and Life Science. 1, 1 (Mar. 2021). DOI:https://doi.org/10.21070/pels.v1i1.828.