PROSES PACK NITRIDING DENGAN VARIASI SUHU DAN MEDIA PUPUK NITROGEN TERHADAP KEKERASAN AISI 420

Abstract: The  aim  of  this  research  was  to  investigate  the  effects  of  heating  temperature  and concentration of nitrogen fertilizer, i.e urea and ZA, during pack nitriding to the surface hardness of AISI 420. The  process was done  by heating the steel  of AISI 420 with temperature varied between 4200C, 4700C, 5200C, 5700C dan 6200C for 6 hours after stress relieving in the pack fulfiled with urea or ZA. The result measured by microvickers hardness tester showed that the hardness increased as the function of the temperature.
Keywords: pack nitriding, temperature, hardness, AISI 420, nitrogen fertilizer
Penulis: Erwin Sulistyo, Putu Hadi Setyarini, Yoni Sudana
Kode Jurnal: jptmesindd100155

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