Sinaga FTH, Boangmanalu EPD, Pratama AB, Saragi JFH, Al Qadry, Sahat. Hardness Test Analysis on ST 37 Steel Plate Material and Aluminum Using the Brinell Test Method. FJST [Internet]. 2024 Jan. 8 [cited 2026 May 7];2(12):3297-308. Available from: https://journal.formosapublisher.org/index.php/fjst/article/view/7035