Kinetic Mechanism of Hydrogen Absorption of AA6111 Alloys Melt
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Analysis of Experimental Results
3.1.1. Effect of Melting Environment on the Hydrogen Absorption Process
3.1.2. Effect of Structural Change in Oxide Film on Hydrogen Absorption during the Heating Process
3.2. Modeling of the Hydrogen Absorption Process in Aluminum Melt
3.3. Calculation Result and Discussion
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Elements | Si | Mg | Cu | Fe | Mn | Zn | Ti | Cr | Al |
---|---|---|---|---|---|---|---|---|---|
Composition | 0.85 | 0.73 | 0.58 | 0.38 | 0.25 | 0.13 | 0.08 | 0.07 | Bal. |
Lots | Holding Temperature (K) | Relative Humidity (%) |
---|---|---|
A1 | 973 | 30 |
A2 | 50 | |
A3 | 80 | |
A4 | 1023 | 30 |
A5 | 50 | |
A6 | 80 | |
A7 | 1073 | 30 |
A8 | 50 | |
A9 | 80 |
Equipment Name | Model | Manufacturer |
---|---|---|
Precision electronic balance | AG285 | Mettler Toledo, Zurich, Switzerland |
Melting furnace | K4/13 | Nabertherm, Lilienthal, Germany |
Electro-thermostatic blast oven | 101-1-BS | Shanghai Furnace, Shanghai, China |
Optical microscope | DMRE | Leica, Wetzler, Germany |
Hydrogen analyzer | Hyscan II | MechaTech, Bristol, UK |
The high-temperature laser scanning confocal | VL2000DX-SVF18SP | Yonekura, Yokohama, Japan |
Humidity adjusting device | — | — |
Parameters | Measured Parameters | Calculated Parameters | ||||
---|---|---|---|---|---|---|
Lots | ||||||
A1 | 4.5 | 5.7 | 3.754 | 1.046 | 5.207 | |
A2 | 5.0 | 6.1 | 3.843 | 1.105 | 8.179 | |
A3 | 5.5 | 6.6 | 4.249 | 1.228 | 5.729 | |
A4 | 4.8 | 5.9 | 4.136 | 1.026 | 5.568 | |
A5 | 5.6 | 6.7 | 4.561 | 1.026 | 6.125 | |
A6 | 6.4 | 8.0 | 4.894 | 1.019 | 6.637 |
Temperature (K) | Relative Humidity (%) | Mathematical Model |
---|---|---|
973 | 30 | |
50 | ||
80 | ||
1023 | 30 | |
50 | ||
80 |
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Yang, B.; Lu, W.; Zhang, G.; Tan, Y.; Wu, X.; Hu, J.; Xu, Z.; Tang, H.; Wang, J.; Zhu, G.; et al. Kinetic Mechanism of Hydrogen Absorption of AA6111 Alloys Melt. Metals 2023, 13, 236. https://doi.org/10.3390/met13020236
Yang B, Lu W, Zhang G, Tan Y, Wu X, Hu J, Xu Z, Tang H, Wang J, Zhu G, et al. Kinetic Mechanism of Hydrogen Absorption of AA6111 Alloys Melt. Metals. 2023; 13(2):236. https://doi.org/10.3390/met13020236
Chicago/Turabian StyleYang, Bo, Weihong Lu, Guoqing Zhang, Yapeng Tan, Xiaocong Wu, Jiajin Hu, Zhengbing Xu, Hongqun Tang, Junsheng Wang, Guoliang Zhu, and et al. 2023. "Kinetic Mechanism of Hydrogen Absorption of AA6111 Alloys Melt" Metals 13, no. 2: 236. https://doi.org/10.3390/met13020236