An Analysis of the Springback Phenomenon of the Material Aluminum Alloy 6063-T5 With Punch Angle Variation. JTMMX [Internet]. 1 Agustus 2022 [dikutip 25 Agustus 2025];3(1):34-9. Tersedia pada: https://journal.ubpkarawang.ac.id/index.php/JTMMX/article/view/2768