Ibnu Abdul Was’i, . R, M ES. ANALISA KEKERASAN BAJA AISI 4130 DENGAN METODE PACK CARBURIZING MENGGUNAKAN MEDIA QUENCHING MINYAK KOTOR SAWIT (MIKO) CRUIDE PALM OIL (CPO) PALM KERNEL OIL (PKO). MACHINERY [Internet]. 2021Oct.31 [cited 2024May9];2(3):133-40. Available from: https://jurnal.polsri.ac.id/index.php/machinery/article/view/3914