Journal of Inorganic Materials, Volume. 37, Issue 12, 1259(2022)
Thermodynamic Properties and Thermal Cycling Lifetimes of LaMeAl11O19/YSZ Thermal Barrier Coatings
Figures & Tables(10)
. (a) Thermal conductivity and (b) single band (3-5 µm) infrared emissivity of freestanding coatings at different temperatures
. Vickers hardness and fracture toughness of freestanding coatings
. Temperature changes of surface of coatings and metallic substrate during thermal cycling
. SEM images of cross-sections and top surfaces of as-sprayed coatings
. SEM images of cross-sections and elemental mappings of failed coatings at different positions
Table 1. Chemical reagents for main experiments
View tableView in ArticleTable 1. Chemical reagents for main experiments
Chemical reagent Purity Manufacturer La2O3 99.9% Beijing Chemical Works MgO 99.9% Jiangsu Hanos Chemical Co., LTD Al2O3 99.9% Shanghai Chemetall Chemicals Co., LTD ZnO 99.9% Hubei Longma Chemical Co., LTD CuO 99.9% Nanjing Xincai Chemical Co., LTD CaO 99.9% Nanjing Xincai Chemical Co., LTD Metallographic cold inlay — Wuxi Huazheng Metallurgical Technology Co., LTD Gumacabic powder AR Shanghai Sinopharm Group Chemical Reagent Co. LTD Ammonium citrate tribasic AR Beijing Chemical Works
Table 2. Parameters of APS
View tableView in ArticleTable 2. Parameters of APS
Item Bonding layer Ceramic layer Spraying distance/mm 100 100 Power/kW 42 42 Current/A 530 530 Plasma gas/SLPM 32/12 32/12 Migration rate/(mm·s−1) 1000 1000 Feed rate/(g·min−1) 30 35
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Hailang WEI, Xueqiang CAO, Longhui DENG, Jianing JIANG. Thermodynamic Properties and Thermal Cycling Lifetimes of LaMeAl11O19/YSZ Thermal Barrier Coatings[J]. Journal of Inorganic Materials, 2022, 37(12): 1259
Paper Information
Category: EDITORIAL
Received: Apr. 9, 2022
Accepted: --
Published Online: Jan. 12, 2023
The Author Email: WEI Hailang (1315487218@qq.com)
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