Pitting corrosion behavior of friction-surfaced 17-4PH stainless steel coatings with and without subsequent heat treatment

2021 ◽  
pp. 109887
Author(s):  
D Guo ◽  
J. Chen ◽  
X. Chen ◽  
Q. Shi ◽  
V.A.M. Cristino ◽  
...  
2021 ◽  
Vol 50 (3) ◽  
pp. 849-858
Author(s):  
ONTHIDA KOSASANG ◽  
MANUTCHAYA WONGKAEWMOON ◽  
SOMWAN CHUMPHONGPHAN

The corrosion behavior of the sintered 17-4PH stainless steel samples aged at different conditions in artificial saliva was studied using the method of electrochemical and weight loss after exposure for various periods of time. The results showed that the samples aged at 480 °C for 1 h exhibited the highest corrosion resistance.The pitting corrosion was predominantly initiated from existing, isolated pores and further accelerated. The corrosion kinetics trend is found to be more consistent with a bimodal function form rather than the classical power-law function.


2019 ◽  
Vol 22 (suppl 1) ◽  
Author(s):  
Stephania Cappellari de Rezende ◽  
Isabela Dainezi ◽  
Raíra Chefer Apolinario ◽  
Lucíola Lucena de Sousa ◽  
Neide Aparecida Mariano

2018 ◽  
Vol 22 (1) ◽  
Author(s):  
Camila Haga Beraldo ◽  
José Wilmar Calderón-Hernández ◽  
Rodrigo Magnabosco ◽  
Neusa Alonso-Falleiros

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