ADHIE SAPUTRA, Tuparjono and Sugiyarto (2021) “The Effect of Amperage on Weld Defects in Mild Steel Welding Using SMAW Welding at 2F Welding Position”, Manutech : Jurnal Teknologi Manufaktur, 13(01), pp. 41-50. doi: 10.33504/manutech.v13i01.167.