Publications

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2023
Ibrahim, M., S. El-hadad, W. Khalifa, and M. Shoeib, "Effect of Ti Addition and Heat Treatment on Electrochemical Properties of Cast Fe35Mn31Ni18Al13Tix HEAs", International Journal of Metalcasting, 2023, 17(2), pp. 888–899, 2023.
Abdel Rahman, M. S., W. Khalifa, and M. T. Abdu, "Failure Analysis of Fatigue Failed M20 Class 8.8 Galvanized Steel Bolt", Engineering Failure Analysis, 2023, 150, 107304, 2023.
Azzam, M., and W. Khalifa, "Investigation of duplex stainless steel flow line failure", Engineering Failure Analysis, 2023, 143, 106935, 2023.
Abdu, M. T., W. Khalifa, and M. S. Abdel Rahman, "Investigation of erosion-corrosion failure of API X52 carbon steel pipeline", Scientific Reports, vol. 13, issue (1), pp. 20494, 2023.
Azzam, M., and W. Khalifa, "Investigation of subsea oil pipeline rupture", Engineering Failure Analysis, 2023, 152, 107415, vol. 152, issue 107415, pp. 1-25, 2023.
Khalifa, W., and S. El-Hadad, "Metallurgical investigation of early failure of heater pipes in a gas complex", Scientific Reports, vol. 13, issue (1), pp. 5300, 2023. 2_-_copy.pdf
2022
Abdu, M. T., W. Khalifa, and M. S. Abdelrahman, "Microbiologically Influenced Corrosion of Austenitic Stainless-Steel TP-316LN Under Demineralized Water", J Fail. Anal. and Preven, vol. 2022, issue 22, pp. 1816–1825, 2022. mic_paper_2022.pdf
2021
MOUSSA, M. E., S. El-hadad, and W. Khalifa‏, "Strengthening Effect of Y 2 O 3 on AZ92 Magnesium Alloy Using Stir Casting Process‏", International Journal of Metalcasting, vol. 15, issue 3, pp. 818-828, 2021.
2020
El-hadad, S., M. Ghaith, A. Yassin, M. Kamal‏, and W. Khalifa, "Optimizing the Surface Treatment Processes to Enhance the Bioactivity of Ti–6Al–7Nb Alloy", Transactions of the Indian Institute of Metals 73 ‏, vol. 73, issue 11, pp. 2727-2738, 2020.
2019
Abdel-Salama, M., S. El-Hadad, and W. Khalifa, "Effects of microstructure and alloy composition on hydroxyapatite precipitation on alkaline treated α/β titanium alloys", Materials Science & Engineering C, vol. 104, issue 7, pp. 109974, 2019. msechap.pdf
MOUSSA, M. E., E. L. - H. S. ADAD, and W. Khalifa, "Influence of chemical modification by Y2O3 on eutectic Si characteristics and tensile properties of A356 alloy", Trans. Nonferrous Met. Soc. China, vol. 29, issue 3, pp. 1365−1374, 2019. trans._nonferrous_met._soc._china.pdf
El-Hadad, S., M. Ibrahim, M. Mourad, and W. Khalifa, "Ultrasonic Detection of Microstructure Features in Ti-Alloyed Ductile Iron", Trans Indian Inst Met, vol. 72, issue 9, pp. 2349–2358, 2019. ultrasonic_detectindian.pdf
Khalifa, W., and S. El-Hadad, "ULTRASONICATION EFFECTS ON THE MICROSTRUCTURE CHARACTERISTICS OF THE A380 DIE CAST ALLOY", International Journal of Metalcasting, vol. 13, issue 4, pp. 865-879, 2019. ultrasonicationijmc.pdf
2018
Abdel-salam, M., W. Khalifa, and S. El-Hadad, "Hydroxyapatite Precipitation on Ti-6Al-4V and Ti-6Al-7Nb Alloys", Ceramic Transactions: The American Ceramic Society - Wiley, pp. 153-168, 2018.
El-hadad, S., M. Nady, W. Khalifa, and A. Shash, "Influence of heat treatment conditions on the mechanical properties of Ti–6Al–4V alloy", Canadian Metallurgical Quarterly , vol. 57, issue 2, pp. 186-193, 2018.
Fityan, A., S. El-Hadad, and W. Khalifa, "MICROSTRUCTURE AND MECHANICAL PROPERTIES OF HEAT TREATED Ti-6Al-7Nb ALLOY‏", Ceramic Trasnactions, 261: The American Ceramic Society - Wiley, pp. 169-178, 2018.
2017
Abdelrahman, M. S., M. T. Abdu, and W. Khalifa, "Assessment of Eutectic Modification Level in Al-Si Alloys via Thermal Analysis", Light Metals, Los Angelos, TMS, pp. 885-894, 2017.
Abbas, A., A. Seif, I. Elmahallawi, and W. Khalifa, "Microstructure and Hardness of Subzero Quenched and Heat Treated Ti-6Al-4V Alloy‏", Proceedings of the 3rd Pan American Materials Congress, Los Angelos, TMS, pp. 379-391, 2017.
Khalifa, W., M. T. Abdu, M. S. Abdelrahman, and Y. Tsunekawa, "Microstructure Control in A356 Al-Si Alloy with Ultrasonic Melt Treatment", Light Metals, Los Angelos, TMS, pp. 1013-1019, 2017.
Zaki, A., S. El-hadad, and KHALIFA, A. M., "Surface modification effects on microstructure and mechanical properties of bio-titanium alloys", Materials Science Forum, vol. 909, issue -, Tokyo Japan, Trans Tech Publications, Switzerland, pp. 199-204, 2017.
Khalifa, W., "Thermal Analysis of Grain Refining in A319 Alloys", Light Metals, Los Angelos, TMS, pp. 1027-1034, 2017.
2016
Khalifa, W., A. M. Jarrah, O. Elkady, and A. M. Harahsheh, "Effect of Processing Route and Alloying Substitutions on the Microstructure and Magnetic Properties of Ferrite Magnets", TMS 145 Annual Meeting & Exhibition, Nashville, USA, Feb 2016.
zaki, A., S. El-Hadad, and W. Khalifa, "Assessment of Tribological Properties of Cast and Forged Ti-6Al-7Nb and Ti-6Al-4V Alloys for Dental Applications", TMS 145 Annual Meeting & Exhibition: Supplemental Proceedings, Nashville, USA, TMS, pp. 693–700, 2016.
El-Mahallawi, I., W. Khalifa, M. El-Saady, and M. R. El-Koussy, "Chapter 15 - Welding-associated failures in power boilers", Handbook of Materials Failure Analysis with Case Studies from the Chemicals, Concrete and Power Industries: Elsevier, 2016.
El-Aziz, A. M., M. A. El-Hady, and W. khlifa, "Effect of High Intensity Ultrasonic Treatment on the Microstructure, Corrosion and Mechanical Behaviour of AC7A Aluminum Alloy", Light Metals, vol. 2016, pp. 721–724, 2016.
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