Manufacturing Technology 2019, 19(5):745-748 | DOI: 10.21062/ujep/365.2019/a/1213-2489/MT/19/5/745

Effect of Nitriding on the Microstructure and Mechanical Properties of Stainless Steels

Petr Faltejsek, Zdeněk Joska, Zdeněk Pokorný, David Dobrocký, Zbyněk Studený
Department of Mechanical Engineering, Faculty of Military Technology, University of Defence, 662 10 Brno, Czech Republic

Austenitic stainless steels are common spread in many industries. Plasma nitriding is one of the few technologies that allows surface modification of austenitic stainless steels. In this study, a plasma nitriding method to form a hard surface layer at two different austenitic steels AISI 302 and AISI 316L. The surface morphology, chemical composition and mechanical properties of the formed layers were described and the results were compared with each other. The formed nitrided layers on both steels created a uniform multi-phase layer which was characterized by high hardness and very good abrasion resistance.

Keywords: austenitic stainless steel, plasma nitriding, microhardness, metallography
Grants and funding:

Research Project for the Development of Technologies, Design of Firearms, Ammunition, Instrumentation, Engineering of Materials and Military Infrastructure “VYZBROJ (DZRO K201)”
Specific research SV18-216 „Heat treatment of steels and modelling of thermodynamic processes“.

Published: October 1, 2019  Show citation

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Faltejsek P, Joska Z, Pokorný Z, Dobrocký D, Studený Z. Effect of Nitriding on the Microstructure and Mechanical Properties of Stainless Steels. Manufacturing Technology. 2019;19(5):745-748. doi: 10.21062/ujep/365.2019/a/1213-2489/MT/19/5/745.
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