Analysis of the Effect of Annealing and Galvalume Coating Processes on the Tensile Strength and Hardness of Cold Rolled Steel Materials (Cold Rolled Coil). niskala [Internet]. 14 September 2026 [dikutip 17 Oktober 2026];1(1):258-63. Tersedia pada: https://jurnal.wastukancana.ac.id/index.php/niskala/article/view/614