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Journal : Metalurgi

The Effect of Single and Double-Doped Addition on 8YSZ Coating Layers Deposited on Inconel 625 by Electrophoretic Deposition Aini, Kurotun; Amaliyah, Fina Fitratun; Sugiarti, Eni; Desiati, Resetiana Dwi; Latifah, Nurul; Ramandhany, Safitry; Fadilah, Ihah; Nasihah, Aunillah Putri El
Metalurgi Vol 39, No 2 (2024): Metalurgi Vol. 39 No. 2 2024
Publisher : National Research and Innovation Agency (BRIN)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55981/metalurgi.2024.770

Abstract

The ceramic layers of 8 mol% yttria-stabilized zirconia (8YSZ), singly doped with Fe2O3 and doubly doped with Fe2O3 and Al2O3, have been deposited successfully on Inconel 625 substrates by the EPD (electrophoretic deposition) process. The oxide doping influenced the stability of the EPD suspension and affected the density of the resultant layer. In order to improve the adhesion between the layer and the substrate, a two-step sintering was performed up to 1200 ºC for a total duration of 4 hours in a horizontal vacuum furnace, with a heating rate of 2 ºC per minute in an Argon gas atmosphere. FE-SEM (field emission scanning electron microscopy) and vickers hardness tests were employed to investigate the effect of single and double doping on the morphology and hardness of the coating layers, respectively. EDS (energy dispersive spectroscopy) was employed to analyze the elemental composition of the layers, while XRD (x-ray diffractometry) was utilized to determine the crystalline phases. The results indicated that the double-doped coating sample possesses a better microstructure and the layer with double doping exhibits a denser microstructure and reduced porosity (3.84%) in contrast to the single doping layer (6.05%). The vickers hardness test indicates a rise in hardness from 65.3 HV with single doping to 283.78 HV with double-doping layers, due to the presence of Al2O3 as the interstitial agent, which reduces the layer's porosity and enhances adhesion between the layer and the substrate. Furthermore, the addition of Al­2O3 as the double dopant may impede the tà m phase transformation, leading to enhanced thermal stability in the double-doped coating sample compared to the single-doped coating sample. This study shows that double doping techniques can improve the efficiency of ceramic coatings for high-temperature applications, such gas turbine components, and also giving opportunities for more research in oxidation, corrosion, and erosion testing.
Co-Authors ., Mohklas ., Widaryanti Abdul Saman Abdul Syukur Afriano, Reza Agnes Nuniek Winantari Agus Hartoko AGUS WIDODO Aini, Kurotun Akhmad Harum, Akhmad Alfiana Indah Muslimah A Indah Algera, Agnesia Nala Alifiulahtin Utaminingsih Amaliyah, Fina Fitratun Aminuyati Anandawijaya, Spica Diani Anatta Wahyu Budiman Andino Maseleno Andriyani, Dian Tuti Angelica, Felicia Anhar Solichin Anita Purnamayanti Apriliana, Wahyu Ika Arum, Ayu Puspita Aura Putri Salsabilla Ayi Sobarna Ayu Wandira Bambang Sulardiono Benny Kurniawan, Benny Budi Purwoko Candradewi, Susan Fitria Chamidi, Agus Salim Churun Ain Darsinah Darsinah Dedih Surana Deo Renaldi Saputra Dita Purwinda Anggrella Dwi Haryanti, Dwi Dwi Kurnia Hayati Dyah Ayu Savitri Dyah Kusbiantari Efendi, M. Harja Eka Winarsih Elvis Nadhifatul Aqvi Eni Sugiarti Eti Setiawati, Eti Fadilah, Ihah Faizal Abdillah Faizal Luthfy Hidayat Fatmawati, Fatmawati Fazhar Sumantri febrianto, sigit Febrianto, Sigit Febrina, Hilda Ferdiansyah, Dian Frida Purwanti Gusfian, Mauliana Hafizhah, Elma Nurul Hayati, Inna Kamilah Ibrahim Arifin Ida Diana IDA FITRIYAH Ika Rimadani, Pramita Indriani, Sarah Aqiilah Irwanto Sucipto, Irwanto Islami, Nanda Intan Jannatun Naimah Juwita, Ayu Ratna Khairani, Nova Pustita Khanaya, Putri Khoa Dang Vo Kundaryanti, Rini Kurnia, Anita Kusjono, Gatot Lathifatul Azizah Latifah, Ifa Lazulva Lazulva Loan Phuc Le M. Aslam Ramadhan M. Hufron Madani, Nurhasobah Maduretno Widowati Maianda Leni, Putri Malihatul Hawa, Anni Mashuri Mashuri Maslufi, Lulu Zusratul Maya Dini Moh Yamin Darsyah Mualim Wijaya Mualim Wijaya Mubarok, Frenky Muhamad Parhan Muhammad Syarif Hidayat Munawir Sazali Mustofa Mustofa Nani Parfati Nasihah, Aunillah Putri El Ngoc Bich Vu Nisriina 'Abidah Qurrotul'aini Norma Afiati Novianti Novianti Nugraha, Primadini Ayesha Nur Habibah Nur Halimah NURUL HIDAYAH nurul khotimah NURUL KHOTIMAH Pandriadi Pandriadi Panuluh, Citraningrum Mawa Patricia SM, Susan Barbara Phong Thanh Nguyen Phuong Thanh Phan Premesti, Rahayu Puan Hemas Dewani Putri , Hikmah Ramdhani Putri Lutfiah, Viola Putri Mulia Sari, Sonya Putri, Aulia Silviana Quyen Le Hoang Thuy To Nguyen Rachmadianti, Anditya Devi Ramadhan, Faishal Ramadhina, Retno Ramadona, Desti Nurul Ramandhany, Safitry Ramlin, Ramlin Renika, Renika Resetiana Dwi Desiati, Resetiana Dwi Rindang Sati, Fatiqa Riskasari Riskasari, Riskasari Rizqika, Choirun Nisa Akbar Rizquha, Ach. Rois Arifin Rulbani, Riza marcelia Ruqoyyah Fitri Saadah, Lailatus Sahrul Sahsiani, Melia Salamiah . Salsabila, Maura Faatin Samharinto Samharinto Saprina, Okta Sembiring, Yoan Teresia Br setiyono Shafira Rachmadhani Siti Fatimah Siti Istiningsih, Siti Sofiana Mukti Wigati Solehah, Kurnia Maratus Sri Dinengsih, Sri Sri Marfu'ah Sri Setyowati Sukarman Sukarman Sukmawati, Cici Emilia sulistiyah Sulistiyono Sulistiyono Sulistyorini, Eka Supriharyono Supriharyono SURYANTI Syamsir Tausiah, Azizah Tri Setyowati Umar Manshur Utami, Iis Tri Viyoga, Handika Wahyu Vy Dang Bich Huynh Wahidah Hashim Warist Al Wasi Waspodo Tjipto Subroto Wati, Shealy Adinda Kusuma Widaryanti - Widaryanti Widaryanti, Widaryanti Widodo, Heru Widodo, Puput Widya Puteri, Ika Apriati Wildan Muhlison, Wildan Yulia Pratiwi Yulia Susanti, Yulia