Buntu Lobo, O. ., Keledar, T. ., Keliolan, S. ., & Difinubun, I. . (2024). Variation of Spindle Rotation of 1000A Lathe Machine that Affects Tensile Test Results and Welding Time in Friction Welding. IRA Jurnal Teknik Mesin Dan Aplikasinya (IRAJTMA), 3(2), 62–68. https://doi.org/10.56862/irajtma.v3i2.108