Analisis Cacat Permukaan dan Kekerasan pada Stainless Steel 304 Hasil Pengelasan TIG dengan dan Tanpa Filler Rod : Analysis of Surface Defects and Hardness in 304 Stainless Steel from TIG Welding With and Without Filler Rod. (2026). Journal of Technology, Innovation and Reseach in Engineering, 1(1), 7-12. https://journal.grahawidya.org/index.php/tire/article/view/17