Peer-reviewed Articles
N. Saini, Y. Wang, L. Li, Failure analysis of once-through steam generator (OTSG) external piping welds, Journal of Failure Analysis and Prevention, 22, 2022, 1180–1195. https://doi.org/10.1007/s11668-022-01407-8
M. Karimzadeh, M. Malekan, H. Mirzadeh, L. Li, N. Saini, Effects of titanium addition on the microstructure and mechanical properties of quaternary CoCrFeNi high entropy alloy, Materials Science and Engineering: A, 856, 2022, 143971. https://doi.org/10.1016/j.msea.2022.143971
S. D. Choudhury, N. Saini, Z. Lyu, K. Ravikiran, Z. Tervonen, L. Li, Effects of hydrostatic preload on strain hardening and strain aging of boiler tubes, International Journal of Pressure Vessels and Piping, 200, 2022, 104806. https://doi.org/10.1016/j.ijpvp.2022.104806
U. Tripathi, N. Saini, R. S. Mulik, M. M. Mahapatra, Effect of build direction on the microstructure evolution and their mechanical properties using GTAW based wire arc additive manufacturing, CIRP Journal of Manufacturing Science and Technology, 37, 2022, 103-109. https://doi.org/10.1016/j.cirpj.2022.01.010
N. Saini, R. Raghav, V. Bist R.S. Mulik, M.M. Mahapatra, Microstructural features and mechanical properties of similar and dissimilar ferritic welded joints for ultra-supercritical power plants, International Journal of Pressure Vessels and Piping, 194, 2021, 104556. https://doi.org/10.1016/j.ijpvp.2021.104556
N. Saini, R.S. Mulik, M.M. Mahapatra, R. Kannan, N. K. Sharma, L. Li, Dissolution of δ-ferrite and its effect on mechanical properties of P92 steel welds, Materials Science and Engineering: A, 796, 2020, 139370. https://doi.org/10.1016/j.msea.2020.139370
N. Saini, R.S. Mulik, M.M. Mahapatra, R. Kannan, N. K. Sharma, L. Li, Dissolution of laves phase by re-austenitization and tempering of creep strength enhanced ferritic steel, Material Science and Technology, 36(5), 2020, 631-644. https://doi.org/10.1080/02670836.2020.1724404
N. Saini, R.S. Mulik, M.M. Mahapatra, Effect of welding process parameters on embrittlement of Grade P92 steel using Granjon implant testing of welded joints, International Journal of Hydrogen Energy, 45(16), 2020, 10189-10198. https://doi.org/10.1016/j.ijhydene.2020.01.146
N. Saini, R.S. Mulik, M.M. Mahapatra, Influence of filler metals and PWHT regime on the microstructure and mechanical property relationships of CSEF steels dissimilar welded joints, International Journal of Pressure Vessels and Piping, 170, 2019, 1-9. https://doi.org/10.1016/j.ijpvp.2019.01.005
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Role of evolving microstructure on the mechanical behaviour of P92 steel welded joint in as-welded and post weld heat treated state, Journal of Materials Processing Technology, 263, 2019, 241-255. https://doi.org/10.1016/j.jmatprotec.2018.08.032
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, J. G. Thakare, R. S. Vidyathy, H. K. Narang, Corrigendum to “A brief study on δ-ferrite evolution in dissimilar P91 and P92 steel weld joint and their effect on mechanical properties” Archives of Civil and Mechanical Engineering, 19(3), 2019, 942. https://doi.org/10.1016/j.acme.2017.12.002
H. K. Narang, C. Pandey, J. G. Thakare, N. Saini, M.M. Mahapatra, P. K. Jha, Thermomechanical analysis of tungsten inert gas welding process for predicting temperature distribution and angular distortion, Journal of Ship Production and Design, 35(3), 2019, 241-249. https://doi.org/10.5957/JSPD.12170057
C. Pandey, M.M. Mahapatra, P. Kumar, P. kumar, N. Saini, J. G. Thakare, S. Kumar, Study on effect of double austenitization treatment on fracture morphology tensile tested nuclear grade P92 steel, Engineering Failure Analysis, 96, 2019, 158-167. https://doi.org/10.1016/j.engfailanal.2018.09.036
N. Saini, M.M. Mahapatra, R.S. Mulik, Microstructural evolution and mechanical properties of CSEF/M P92 steel weldments welded using different filler compositions, Metallurgical and Materials Transactions A, 49(10), 2018, 4669-4683. https://doi.org/10.1007/s11661-018-4797-7
N. Saini, R.S. Mulik, M.M. Mahapatra, Prior-austenite grain refinement in P92 steel using double austenitization treatment, Materials Research Express, 6(2), 2018, 025503. https://doi.org/10.1088/2053-1591/aae98a
N. Saini, R.S. Mulik, M.M. Mahapatra, Study on the effect of ageing on laves phase evolution and their effect on mechanical properties of P92 steel, Materials Science and Engineering: A, 716, 2018, 179–188. https://doi.org/10.1016/j.msea.2018.01.035
N. Saini, C. Pandey, M.M. Mahapatra, R.S. Mulik, Evolution of nano-size precipitates during tempering of 9Cr-1Mo-1W-V-Nb steel and their influence on mechanical properties, Materials Science and Engineering: A, 711, 2018, 37–43. https://doi.org/10.1016/j.msea.2017.11.011
N. Saini, C. Pandey, M.M. Mahapatra, R.S. Mulik, On study of effect of varying tempering temperature and notch geometry on fracture surface morphology of P911 (9Cr-1Mo-1W-V-Nb) steel, Engineering Failure Analysis, 85, 2018, 104–115. https://doi.org/10.1016/j.engfailanal.2017.12.013
N. Saini, C. Pandey, S. Thapliyal, D.K. Dwivedi, Mechanical properties and wear behavior of Zn and MoS2 reinforced surface composite Al- Si alloys using friction stir processing, Silicon, 10(5), 2018, 1979-1990. https://doi.org/10.1007/s12633-017-9710-2
N. Saini, C. Pandey, M.M. Mahapatra, R.S. Mulik, Characterization of P92 steel weldments in as-welded and PWHT conditions, Welding Journal, 2018, 207s-213s. http://dx.doi.org/10.29391/2018.97.018
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Effect of strain rate and notch geometry on tensile properties and fracture mechanism of creep strength enhanced ferritic P91 steel, Journal of Nuclear Materials, 498, 2018, 176–186. https://doi.org/10.1016/j.jnucmat.2017.10.037
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Some studies on P91 steel and their weldments, Journal of Alloys Compounds, 743, 2018, 332–364. https://doi.org/10.1016/j.jallcom.2018.01.120
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, J.G. Thakre, P. Kumar, Grain refinement of P91 steel using double austenitization treatment, Materials Performance and Characterization, 7(1), 2018, 445-455. DOI: 10.1520/MPC20180094
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, J.G. Thakre, R.S. Vidyarthy, H.K. Narang, A brief study on δ-ferrite evolution in dissimilar P91 and P92 steel weld joint and their effect on mechanical properties, Archives of Civil and Mechanical Engineering, 18, 2018, 713–722. https://doi.org/10.1016/j.acme.2017.12.002
C. Pandey, M. M. Mahapatra, P. Kumar, N. Saini, Autogenous Tungsten Inert Gas and Gas Tungsten Arc With Filler Welding of Dissimilar P91 and P92 Steels, Journal of Pressure Vessel Technology, 140, 2018, 214071–214077. https://doi.org/10.1115/1.4039127
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Comparative study of autogenous tungsten inert gas welding and tungsten arc welding with filler wire for dissimilar P91 and P92 steel weld joint, Materials Science and Engineering: A, 712, 2018, 720–737. https://doi.org/10.1016/j.msea.2017.12.039
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Homogenization of P91 weldments using varying normalizing and tempering treatment, Materials Science and Engineering: A, 710, 2018, 86–101. https://doi.org/10.1016/j.msea.2017.10.086
C. Pandey, M. M. Mahapatra, P. Kumar, N. Saini, J. G. Thakare, Effect of cooling medium on microstructure evolution and tensile properties of creep strength enhanced ferritic steel, Science and Technology of Materials, 30(2), 2018, 86-91. https://doi.org/10.1016/j.stmat.2018.01.005
C. Pandey, M. M. Mahapatra, P. Kumar, N. Saini, Effect of weld consumable conditioning on the diffusible hydrogen and subsequent residual stress and flexural strength of multi-pass welded P91 steels, Metallurgical and Materials Transactions B, 49(5), 2018, 2881-2895. https://doi.org/10.1007/s11663-018-1314-8
C. Pandey, M.M. Mahapatra, P. Kumar, R. S. Mulik, N. Saini, J. G. Thakare, Effect of welding process and PWHT on δ-ferrite evolution in dissimilar P91 and P92 steel joint, Materials Today: Proceedings, 5(9), 2018, 17080-17088. https://doi.org/10.1016/j.matpr.2018.04.115
P. K. Chaurasia, C. Pandey, A. Giri, N. Saini, M. M. Mahapatra, A comparative study of residual stress and mechanical properties for FSW and TIG weld on structural steel, Archives of Metallurgy and Materials, 63(2), 2018, 1019-1029. DOI:10.24425/122437
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Dissimilar joining of CFEF steels using autogenous tungsten-inert gas welding and gas tungsten arc welding and their effect on δ-ferrite evolution and mechanical properties, Journal of Manufacturing Processes, 31, 2018, 247–259. https://doi.org/10.1016/j.jmapro.2017.11.020
N. Saini, C. Pandey, M. M. Mahapatra, Effect of diffusible hydrogen content on embrittlement of P92 steel, International Journal of Hydrogen Energy, 42(27), 2017, 17328-17338. https://doi.org/10.1016/j.ijhydene.2017.05.214
N. Saini, C. Pandey, M. M. Mahapatra, Characterization and evaluation of mechanical properties of CSEF P92 steel for varying normalizing temperature, Materials Science and Engineering: A, 688, 2017, 250-261. https://doi.org/10.1016/j.msea.2017.02.022
N. Saini, C. Pandey, M.M. Mahapatra, Effect of normalizing temperature on fracture characteristic of tensile and impact tested creep strength enhanced ferritic P92 steel, Journal of Materials Engineering and Performance, 26, 2017, 5414–5424. https://doi.org/10.1007/s11665-017-2988-9
N. Saini, C. Pandey, D.K. Dwivedi, Ductilizing of cast hypereutectic Al–17%Si alloy by friction stir processing, Proceedings of the Institution of Mechanical Engineers Part E-Journal of Process Mechanical Engineering, 232(6), 2017, 696-701. https://doi.org/10.1177/0954408917737735
N. Saini, C. Pandey, M.M. Mahapatra, H.K. Narang, R.S. Mulik, P. Kumar, A comparative study of ductile-brittle transition behavior and fractography of P91 and P92 steel, Engineering Failure Analysis, 81, 2017, 245-253. https://doi.org/10.1016/j.engfailanal.2017.06.044
N. Saini, C. Pandey, M.M. Mahapatra, Microstructure evolution and mechanical properties of dissimilar welded joint of P911 and P92 Steel for subsequent PWHT and N & T treatment, Transactions of the Indian Institute of Metals, 2017. https://doi.org/10.1007/s12666-017-1145-3
C. Pandey, N. Saini, M.M. Mahapatra, P. Kumar, Study of the fracture surface morphology of impact and tensile tested cast and forged (C&F) Grade 91 steel at room temperature for different heat treatment regimes, Engineering Failure Analysis, 71, 2017, 131–147. https://doi.org/10.1016/j.engfailanal.2016.06.012
C. Pandey, M. M. Mahapatra, P. Kumar, N. Saini, J. G. Thakare, Nano-size particle evolution during heat treatment of P91 steel and their effect on micro hardness, Transactions of the Indian Institute of Metals, 2017. https://doi.org/10.1007/s12666-017-1215-6
C. Pandey, M. M. Mahapatra, P. Kumar, N. Saini, Effect of normalization and tempering on microstructure and mechanical properties of V-groove and narrow-groove P91 pipe weldments, Materials Science and Engineering: A, 685, 2017, 39–49. https://doi.org/10.1016/j.msea.2016.12.079
U. Yadav. C. Pandey, N. Saini, J. G. Thakare, M. M. Mahapatra, Study on Hydrogen-Assisted Cracking in High-Strength Steels by Using the Granjon Implant Test, Metallography, Microstructure, and Analysis, 6(3), 2017, 247-257. https://doi.org/10.1007/s13632-017-0351-z
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Effect of creep phenomena on room-temperature tensile properties of cast and forged P91 steel, Engineering Failure Analysis, 79, 2017, 385–396. https://doi.org/10.1016/j.engfailanal.2017.05.025
C. Pandey, H.K. Narang, N. Saini, M.M. Mahapatra, P. Kumar, Microstructure and transverse shrinkage stress analysis in GTA welds of P91 steel pipe, International Journal of Steel Structures, 17, 2017, 763–774. https://doi.org/10.1007/s13296-017-6030-8
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, A. Srivastava, Microstructure and mechanical property relationship for different heat treatment and hydrogen level in multi-pass welded P91 steel joint, Journal of Manufacturing Processes, 28, 2017, 220-234. https://doi.org/10.1016/j.jmapro.2017.06.009
M. Deepan, C. Pandey, N. Saini, M.M. Mahapatra, R.S. Mulik, Estimation of strength and wear properties of Mg / SiC nanocomposite fabricated through FSP route, Journal of the Brazilian Society of Mechanical Sciences and Engineering, 39, 2017, 4613–4622. https://doi.org/10.1007/s40430-017-0757-1
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Characterization of Cast and Forged (C&F) Gr. 91 Steel in Different Heat Treatment Condition, Transactions of the Indian Institute of Metals, 2017. https://doi.org/10.1007/s12666-017-1144-4
C. Pandey, M.M. Mahapatra, P. Kumar, N. Saini, Diffusible Hydrogen Level in Deposited Metal and Their Effect on Tensile Properties and Flexural Strength of P91 Steel, Journal of Engineering Materials and Technology, 139, 2017, 031004. https://doi.org/10.1115/1.4035764
C. Pandey, N. Saini, M.M. Mahapatra, P. Kumar, Hydrogen induced cold cracking of creep resistant ferritic P91 steel for different diffusible hydrogen levels in deposited metal, International Journal of Hydrogen Energy, 41(39), 2016, 17695-17712. https://doi.org/10.1016/j.ijhydene.2016.07.202
N. Saini, D. K. Dwivedi, P. K. Jain, H. Singh, Surface Modification of Cast Al-17%Si Alloys Using Friction Stir Processing, Procedia Engineering, 100, 2015, 1522-1531. https://doi.org/10.1016/j.proeng.2015.01.524
Oral Presentations
N. Saini, L. Li, “Erosion-Corrosion Analysis of Pipe Welds for Steam Power Plant Applications” at the AWS “Advances in Welding & Additive Manufacturing Research” conference, June 2022.
N. Saini, L. Li, “Effect of δ-ferrite Retention on the Corrosion Performance of Grade P92 Steel Welds” at the AWS FABTECH conference, September 2021.
N. Saini, C. Pandey, R.S. Mulik, M.M. Mahapatra “Characterization and mechanical properties in dissimilar welded joints of P911 and P92 steels” at the ICRAMMCE conference, June 2017.