Sitorus F, Muhammad Firmansyah, Dejoi Irfian Situngkir, Siregar ESP, Fitriadi N. Comparison of Annealing and Normalizing Cooling in Ferrous Metal Melting to Make Baffle Plates on Strength and Hardness Values Using the Three-Point Bending Method and Rockwell Hardness. JI [Internet]. 2026Jun.28 [cited 2026Jun.28];11(1):331-9. Available from: https://inotera.poltas.ac.id/index.php/inotera/article/view/661