Vivi Aulia Husna Wahidah et al. 2025. Analysis of Quenching Media Variation on the Mechanical Properties and Intergranular Corrosion Formation of Stainless Steel 201 in the Middle Part of the Underframe of Train 612. Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal). 9, 2 (Nov. 2025), 29–38. DOI:https://doi.org/10.37367/jpi.v9i2.552.