An Effect of Electrical Current Strength and DCEN Polarity on SMAW Welding Results in Butt Joint Position 1G . JTMMX [Internet]. 2023 Jul. 24 [cited 2025 Aug. 25];4(1):8-16. Available from: https://journal.ubpkarawang.ac.id/index.php/JTMMX/article/view/5567