Enhancement of corrosion resistance of AISI 420 stainless steels by nitrogen and silicon plasma immersion ion implantation

2007 ◽  
Vol 201 (9-11) ◽  
pp. 4879-4883 ◽  
Author(s):  
Ricky K.Y. Fu ◽  
D.L. Tang ◽  
G.J. Wan ◽  
Paul K. Chu
Materials ◽  
2021 ◽  
Vol 14 (22) ◽  
pp. 6790
Author(s):  
Viera Zatkalíková ◽  
Juraj Halanda ◽  
Dušan Vaňa ◽  
Milan Uhríčik ◽  
Lenka Markovičová ◽  
...  

Plasma immersion ion implantation (PIII) of nitrogen is low-temperature surface technology which enables the improvement of tribological properties without a deterioration of the corrosion behavior of austenitic stainless steels. In this paper the corrosion properties of PIII-treated AISI 316L stainless steel surfaces are evaluated by electrochemical impedance spectroscopy (EIS), potentiodynamic polarization (PP) and exposure immersion tests (all carried out in the 0.9 wt. % NaCl solution at 37 ± 0.5 °C) and compared with a non-treated surface. Results of the three performed independent corrosion tests consistently confirmed a significant increase in the corrosion resistance after two doses of PIII nitriding.


2021 ◽  
pp. 102655
Author(s):  
Leonardo Augusto Luiz ◽  
Bruna Corina Emanuely Schibicheski Kurelo ◽  
Gelson Biscaia de Souza ◽  
Juliano de Andrade ◽  
Cláudia Eliana Bruno Marino

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