Pit initiation mechanism of modified martensitic 13Cr stainless steel exposed to CO2 saturated acidic environments at elevated temperatures induced by Ti (C, N) …

A Martinez, D Narayanan, R Case, H Castaneda… - Electrochimica …, 2024 - Elsevier
Abstract The influence of temperature (25, 75, and 150° C) on the passivation behavior of
Modified Martensitic 13Cr Stainless Steel (M13Cr) in CO 2 saturated acidic salt brine …

Corrosion characteristics of simulated reheated heat-affected-zone of X80 pipeline steel in carbonate/bicarbonate solution

K Chen, W Zhao, G **ao, Z Li, H Zhang, N Guo, L Xu - Corrosion Science, 2023 - Elsevier
A simulated reheated heat-affected-zone sample of X80 pipeline steel was obtained via
Gleeble processing. Microstructure and corrosion behaviors in different regions were …

Localized corrosion in selective laser melted SS316L in CO2 and H2S brines at elevated temperatures

D Narayanan, A Martinez, U Martin, B Mansoor… - npj Materials …, 2024 - nature.com
In this work, the passivation and localized corrosion of selective laser melted (SLM) stainless
steel 316 L when exposed to high pressures of CO2 with the presence of H2S and Cl− at …

Effects of Solution and Alloy Composition on Critical Crevice Temperature

N Sridhar, A Anderko, S Kung - Journal of the Electrochemical …, 2023 - iopscience.iop.org
Critical temperature for localized corrosion can be a good design parameter because
localized corrosion is not likely to occur below that temperature. The critical temperature …

Evaluation of the passivity limits in austenitic stainless steel exposed to H2S-containing brines using point defect model analysis

R Case - Corrosion Engineering, Science and Technology, 2022 - journals.sagepub.com
This study evaluates the effects of temperature, H2S, and Cl− concentration on the onset of
localized corrosion, in UNS S31603 stainless steel by evaluating the changes in the …

Susceptibility to Localized Corrosion Attack and Application Service Envelopes for Ni Based Corrosion Resistant Alloys in Oil & Gas Production Service Conditions, a …

R Case, L Zhao, Y Ding, J Ren, T Dunne - AMPP CORROSION, 2024 - onepetro.org
The complex metallurgy associated with the typical Nickel based corrosion resistant alloys
(CRA) bring forward the presence of phases which can assist environment-induced …

Effect of the temperature on the passivity of the modified martensitic stainless steels

AB Radwan, AM Moussa… - Corrosion …, 2023 - journals.sagepub.com
The limits and nature of the passive behavior exhibited by modified martensitic stainless
steels (MMSS) is studied in brine solutions at different temperatures using electrochemical …

Species of Eimeria (Apicomplexa: Eimeriidae) From Tree Squirrels (Sciurus niger) (Rodentia: Sciuridae) and Analysis of the ITS1, ITS2, and 5.8S rDNA

D Motriuk-Smith, RS Seville, CE Oliver… - Journal of …, 2009 - meridian.allenpress.com
During the winter of 2004, 48 fecal samples were collected from live-trapped fox squirrels
(Sciurus niger) from central Wyoming (Natrona County) and examined for species of …

Characterization Using Point Defect Theory of the Microstructure Effect on Passivity Stability in Austenitic Stainless Steel

R Case, H Castaneda, Y Ding, D Narayanan… - …, 2024 - meridian.allenpress.com
The influence of the microstructure on the resistance to pitting potential in austenitic
stainless steel UNS S31603 is evaluated to explain the effect of the distribution of features …

Exploring the Service Life Extremes of 716 in Highly Corrosive Environments

T Dunne, L Zhao, J Ren, P Cheng, Y Liu… - TMS Annual Meeting & …, 2024 - Springer
Abstract 716 (UNS N07716) is a commonly selected alloy for multi-decade oilfield
applications with established environmental guidance from NACE MR-0175. Based on …