journal article·2025-12

Effect of Sc additions on precipitation behavior and creep- and coarsening resistance of a cast Al-4.5Cu-0.3Mg-0.4Ag (wt%) alloy

Ismael E. Coello, Clement N. Ekaputra, Xiaobing Hu, Jon-Erik Mogonye, David C. Dunand

Acta Materialia· Volume 301
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Abstract

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OpenAlex topics: Aluminum Alloy Microstructure Properties · Aluminum Alloys Composites Properties · Bauxite Residue and Utilization

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References (58)

Show source-provided references
1. Stabilizing nanoprecipitates in Al-Cu alloys for creep resistance at 300°C10.1080/21663831.2018.1546773 ↗
2. Optimisation of heat treatment of Al–Cu–(Mg–Ag) cast alloys10.1007/s10973-019-08702-x ↗
3. Development and applications of aluminum alloys for aerospace industry10.1016/j.jmrt.2023.09.274 ↗
4. Stabilization effect of interfacial solute segregation on θ′ precipitates in Al-Cu alloys10.3390/met14080848 ↗
5. Effects of Compositional variation on the thermal stability of θ′-Al2Cu precipitates and elevated-temperature strengths in Al-Cu 206 alloys10.1007/s11665-020-05227-5 ↗
6. Structure of age-hardened aluminium-copper alloys10.1038/142569b0 ↗
7. Theoretical and experimental study of precipitation and coarsening kinetics of θ′ phase in Al–Cu alloy10.1016/j.vacuum.2021.110263 ↗
8. Enhancing elevated temperature strength of copper containing aluminium alloys by forming L12 Al3Zr precipitates and nucleating θ″ precipitates on them10.1038/s41598-017-11540-2 ↗
9. Co-stabilization of θ′-Al2Cu and Al3Sc precipitates in Sc-microalloyed Al–Cu alloy with enhanced creep resistance
10. The synergistic role of Mn and Zr/Ti in producing θ′/L12 co-precipitates in Al-Cu alloys10.1016/j.actamat.2020.05.043 ↗
11. Structure and properties of new wrought Al–Cu–Y- and Al–Cu–Er-based alloys10.1134/S0031918X21080020 ↗
12. The influence of Sc solute partitioning on the microalloying effect and mechanical properties of Al-Cu alloys with minor Sc addition10.1016/j.actamat.2016.08.013 ↗
13. Towards high-temperature applications of aluminium alloys enabled by additive manufacturing10.1080/09506608.2021.1951580 ↗
14. Study on the formation and regulation mechanism of W phase and the improvement of mechanical properties in homogenization of cast Al–Cu-Sc-Zr alloys: experiments and calculations10.1016/j.vacuum.2022.111631 ↗
15. The effect of sc addition on microstructure and mechanical properties of as-cast Zr-containing Al-Cu alloys10.1016/j.jallcom.2022.164686 ↗
16. Solidification behaviour and the effects of homogenisation on the structure of an Al-Cu-Mg-Ag-Sc alloy10.1016/j.jallcom.2011.07.050 ↗
17. Thermodynamic analysis of Al-Sc, Cu-Sc and Al-Cu-Sc system10.1016/j.jallcom.2009.10.003 ↗
18. On Sc Addition in A206 alloy: the formation of W-AlCuSc phase and its strength-weakening effect in sand castings10.1007/s11663-024-03046-w ↗
19. Coupled segregation mechanisms of Sc, Zr and Mn at θ′ interfaces enhances the strength and thermal stability of Al-Cu alloys10.1016/j.actamat.2021.116634 ↗
20. Ultrafine-grained Al-Cu-Zr alloy with high-strength and enhanced plasticity10.1016/j.matlet.2021.130490 ↗
21. Enhanced thermal stability of precipitates and elevated-temperature properties via microalloying with transition metals (Zr, V and Sc) in Al–Cu 224 cast alloys10.1016/j.msea.2021.142090 ↗
22. The structure of 111 age-hardening precipitates in Al–Cu–Mg–Ag alloys10.1107/S0108768187012308 ↗
23. After Concorde: evaluation of creep resistant Al–Cu–Mg–Ag alloys10.1179/026708399101506599 ↗
24. On the role of Ag additions on the initial solute hardening and competitive precipitation of Al-Cu-Mg alloys10.1016/j.jallcom.2023.169339 ↗
25. Enhanced creep performance in an Al–Cu–Mg–Ag alloy through underageing10.1016/S1359-6454(02)00164-7 ↗
26. Nucleation of precipitates in aged Al-Cu-Mg-(Ag) alloys with high Cu:Mg ratios10.1016/1359-6454(95)00314-2 ↗
27. An analysis of strengthening mechanisms and rate-dependence in a high strength aluminum alloy10.1007/s40870-017-0136-0 ↗
28. Precipitation structure and strengthening mechanisms in an Al-Cu-Mg-Ag alloy10.1016/j.msea.2017.06.110 ↗
29. The effect of silver on microstructural evolution in two 2xxx series Al-alloys with a high Cu:Mg ratio during ageing to a T8 temper10.1016/j.msea.2008.03.014 ↗
30. On the origin of the high coarsening resistance of Ω plates in Al–Cu–Mg–Ag Alloys10.1016/S1359-6454(01)00155-0 ↗
31. Grain refinement of the Al-Cu-Mg-Ag alloy with Er and Sc additions
32. Effect of minor Er additions on the microstructures and mechanical properties of Cast Al-Cu-Mg-Ag alloys10.3390/ma14154212 ↗
33. Effects of minor Sc and Zr on the microstructure and mechanical properties of Al-4.6Cu-0.3Mg-0.6Ag alloys10.1007/s11665-014-1364-2 ↗
34. Effects of small Er addition on the microstructural evolution and strength properties of an Al-Cu-Mg-Ag alloy aged at 200°C10.1016/j.msea.2019.138351 ↗
35. Negative effect of nano-scale Al3(Sc, Zr) on strength of Sc-Zr micro-alloyed Al-Cu-Mg-Ag alloys10.1016/j.jallcom.2025.180597 ↗
36. Highly stable coherent nanoprecipitates via diffusion-dominated solute uptake and interstitial ordering10.1038/s41563-022-01420-0 ↗
37. Competition between precipitation and segregation of Sc and its effects on thermal stability of Al-Cu-Mg-Ag alloys10.1016/j.matlet.2021.129927 ↗
38. Assembling dual precipitates to improve high-temperature resistance of multi-microalloyed Al–Cu alloys10.1016/j.jallcom.2019.153629 ↗
39. Heat-resistant aluminium alloys10.1038/s41563-022-01436-6 ↗
40. Temperature ranges of phase transformations and mechanical properties of alloys of the Al-Cu-Mg-Ag system with various Cu/Mg ratios10.1007/s11041-005-0042-2 ↗
41. Microstructural characterization of the as-cast and homogenized Al-Cu-Mg-Ag Alloy
42. Microstructural evolution of Al-Cu-Mg-Ag alloy during homogenization10.1016/j.jallcom.2009.05.046 ↗
43. Effect of Sc addition on the microstructures and age-hardening behavior of an Al-Cu-Mg-Ag alloy10.1016/j.msea.2019.04.045 ↗
44. The structure of {111} age-hardening precipitates in Al-Cu-Mg-Ag alloys10.1107/S0108768187012308 ↗
45. The kinetics of dislocation climb over hard particles—I. Climb without attractive particle-dislocation interaction10.1016/0001-6160(88)90158-7 ↗
46. Dislocation-θ′ (Al2Cu) interactions during creep deformation of an Al-Cu alloy10.1016/j.scriptamat.2022.114739 ↗
47. The coarsening behavior of strengthening particles in an Al–Cu–Mg–Ag alloy during creep10.1016/j.msea.2023.145515 ↗
48. Effects of cooling rate on casting ternary Al–Cu-Sc alloy prepared by ultrasound-assisted molten salt electrolysis10.1016/j.msea.2019.138657 ↗
49. Design and Processing conditions of hypoeutectic Al–Cu–Sc alloys for maximum benefit of scandium
50. Synergy of multiple precipitate/matrix interface structures for a heat resistant high-strength Al alloy10.1038/s41467-023-38730-z ↗
51. Segregation-sandwiched stable interface suffocates nanoprecipitate coarsening to elevate creep resistance10.1080/21663831.2020.1799447 ↗
52. Campbell · 2003
53. Purification effects of C2Cl6 on A00 aluminum10.1007/s12204-012-1268-y ↗
54. Effect of refining processes on inclusions and mechanical properties of cast Al-2Li-2Cu-0.2Zr alloy10.1016/S1003-6326(19)65044-2 ↗
55. Effects of Li content on microstructure evolution and mechanical properties of squeeze-cast Al-5Cu-xLi alloy assisted with ultrasonic treatment10.1016/j.jallcom.2023.171083 ↗
56. Microstructures and mechanical properties of the Al–Cu–Sc alloys prepared by ultrasound-assisted molten salt electrolysis10.1016/j.jallcom.2019.152870 ↗
57. Recent advances and future trend of aluminum alloy melt purification: a review10.1016/j.jmrt.2024.01.024 ↗
58. Ultrasonic degassing of aluminium alloys: Basic studies and practical implementation10.1179/1743284714Y.0000000587 ↗