26 Result(s)
within
Article
R. K. Singh Raman
Surfaces and Interfaces, Thin Films
-
Article
Erratum to: A Novel Approach to Determination of Threshold for Stress Corrosion Cracking (KISCC) using Round Tensile Specimens
Due to an error by the authors, the reference R. Rihan, R.K. Singh Raman, and R.N. Ibrahim: Materials Science and Engineering A, 2006, vol. 425, pp. 272-77 should have been included in the list of references as w...
-
Article
Erratum to: Influence of Laser Processing Parameters on Microstructure and Corrosion Kinetics of Laser-Treated ZE41 Magnesium Alloy
Due to an error by the authors, Ref. 29, P.C. Banerjee, R.K.S. Raman, Y. Durandet, and G. McAdam: Corros. Sci., 2011, vol. 53 (4), p. 1505 should have been cited as a source of the data for Fig. 6.
-
Article
Erratum to: Evaluation of Caustic Embrittlement Susceptibility of Steels by Slow Strain Rate Testing
Due to an error by the author, the reference R.K. Singh Raman, A. Kouklan, and G.P. Simon: Proceedings (CDROM) Corrosion and Protection Conf., Perth, Australia, Paper no. 25, Australian Corrosion Association, 200...
-
Article
Erratum to: Environment-Assisted Cracking of Twinning Induced Plasticity (TWIP) Steel: Role of pH and Twinning
Due to an error by the authors, Ref. 3, R.K. Singh Raman, M. Khalissi, and S. Khoddam: Scripta Mater., 2012, vol. 67, p. 943 should have been cited as a source of some of the data for Figs. 3, 4, 8, and 9.
-
Article
Resistance of Nanostructured Fe-Cr Alloys to Oxidative Degradation: Role of Zr and Cr Contents
This article investigates the effect of grain size and Cr concentration on the oxidation resistance of nanocrystalline Fe-Cr alloys having varying Cr contents between 2 and 10 wt pct. The results have been com...
-
Article
Role of Nanostructure in Electrochemical Corrosion and High Temperature Oxidation: A Review
The extremely fine grain size of nanocrystalline (nc) metallic alloys results in significantly different mechanical, electrochemical and oxidation properties as compared to the coarse-grained alloys of the sam...
-
Article
Environment-Assisted Cracking of Twinning Induced Plasticity (TWIP) Steel: Role of pH and Twinning
This article presents the study of the environment-assisted cracking (EAC) of twinning induced plasticity (TWIP) steels that possess remarkable combination of strength and ductility. EAC of a high-manganese TW...
-
Article
Influence of Laser Processing Parameters on Microstructure and Corrosion Kinetics of Laser-Treated ZE41 Magnesium Alloy
In the present study, surface melting of a magnesium alloy, ZE41, was performed with an Nd:YAG laser using different laser parameters. The microstructure of the laser-treated and untreated specimens was analyz...
-
Article
Oxide Scale Morphology and Chromium Evaporation Characteristics of Alloys for Balance of Plant Applications in Solid Oxide Fuel Cells
This article compares chromium evaporation characteristics of chromia- and alumina-forming alloys at high temperatures [1123 K and 1223 K (800 °C to 950 °C)] in humid air (3 and 12 pct H2O) and presents a mechani...
-
Article
Circumventing Practical Difficulties in Determination of Threshold Stress Intensity for Stress Corrosion Cracking of Narrow Regions of Welded Structures
Determination of the threshold stress intensity for stress corrosion cracking (K Iscc) of narrow areas such as weld and heat-affected zone (HAZ) of a weldment is a nontrivial task because of the r...
-
Article
Revisiting Stress Corrosion Cracking of Steel in Caustic Solutions for Develo** Cracking Susceptibility Diagrams for Improved Applicability
Stress corrosion cracking tests were conducted using Bayer solutions of different chemistry at different temperatures for extraction of alumina from bauxite ores. The validity of the commonly used caustic crac...
-
Article
A Simple Approach to the Determination of Threshold Stress Intensity for Stress Corrosion Cracking (K ISCC) and Crack Growth of Sensitized Austenitic Stainless Steel
This article discusses the intricacies associated with the determination of threshold stress intensity for stress corrosion cracking (K ISCC) of narrow regions such as the sensitized micro...
-
Article
Investigations Using Smooth and Notched Specimens into Validity of Caustic Cracking Susceptibility Diagram
Susceptibility to caustic cracking at different temperatures and caustic concentrations, as predicated by the caustic cracking susceptibility diagram, has been examined by stress corrosion cracking tests using...
-
Article
Using Thermomechanical Conditioning Cycles to Improve Fracture Toughness of Low Carbon Steel
The improvement of material toughness has significant industrial applications. In this article, the thermomechanical conditioning (TMC) cycle (which involves simultaneous application of heat to a moderate temp...
-
Article
Thermomechanical Manipulation of Crack-Tip Stress Field for Resistance to Stress Corrosion Crack Propagation
Corrosion-assisted propagation of an existing crack is profoundly influenced by the stress intensity at the crack tip. This article presents the first results of thermomechanical conditioning (TMC) for local m...
-
Article
Corrosion of 2205 Duplex Stainless Steel Weldment in Chloride Medium Containing Sulfate-Reducing Bacteria
Influence of changes in microstructure caused due to welding on microbiologically influenced corrosion of a duplex stainless steel was studied by exposing the weldment and parent metal to chloride medium conta...
-
Article
Circumferential Notched Tensile Testing for Correlation of the Stress Intensity Factor (K I ) and Stress Corrosion Crack Growth Rate
A novel fracture mechanics technique has been employed for the determination of crack growth rate and threshold stress intensity factor (K ISCC) for stress corr...
-
Article
High-Temperature Oxidation of Cr-Mo Steels and Its Relevance to Accelerated Rupture Testing and Life Assessment of In-Service Components
Use of accelerated creep rupture testing to assess the remaining life of components operating at elevated temperatures, such as pipes and tubes, is a common practice. At high temperatures, oxide growth can aff...
-
Article
A novel approach to the determination of the threshold for stress corrosion cracking (K ISCC) using round tensile specimens
This article discusses determination of threshold stress intensity for propagation of stress corrosion cracking (K ISCC), using circumferential notch tensile (CNT) specimens. Use of round tensile specimens is a n...
-
Article
Evaluation of caustic embrittlement susceptibility of steels by slow strain rate testing
This article investigates applicability of slow strain rate testing (SSRT), which is a common testing technique for determining susceptibility to caustic cracking/stress corrosion cracking (SCC). The results s...
