Al–Cr–Si system

68 accepted literature values from 1 paper(s) (experimental 20, model 48); 0 calculated phase diagram(s). 2 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

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Accepted values by evidence class
Evidence class	Values
experimental	20
model	48

Accepted values by property group
Property group	Values
invariant reaction	52
crystal structure	16

Invariant reactions (literature)

Invariant reactions reported in the literature for the Al–Cr–Si system (52)
T (K)	Reaction / phases	Class	Source	Location	Quote
1780.15	L + βCr5Si3 -> Cr3Si + αCr5Si3	model	[1] Hu 2013	Table 6, p. 10, row 2 report
1774.15	L + βCr5Si3 -> Cr3Si + αCr5Si3	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 1 report
1633.15	L + CrSi -> CrSi2 + αCr5Si3	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 4 report
1633.15	L + CrSi -> CrSi2 + αCr5Si3	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 3 report
1593.15	L + CrSi -> CrSi2 + αCr5Si3	model	[1] Hu 2013	Table 6, p. 10, row 5 report
1571.15	L + (Cr) -> Cr3Si + γ-H	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 6 report
1568.15	L + (Cr) -> Cr3Si + γ-H	model	[1] Hu 2013	Table 6, p. 10, row 8 report
1538.15	L + (Cr) -> Cr3Si + γ-H	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 7 report
1521.15	L + Cr3Si -> αCr5Si3 + γ-H	model	[1] Hu 2013	Table 6, p. 10, row 11 report
1467.15	L + Cr3Si -> αCr5Si3 + γ-H	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 10 report
1462.15	L + Cr3Si -> αCr5Si3 + γ-H	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 9 report
1461.15	L + αCr5Si3 -> CrSi2 + γ-H	model	[1] Hu 2013	Table 6, p. 10, row 13 report
1447.15	L + CrSi2 + γ-H -> τ4	model	[1] Hu 2013	Table 6, p. 10, row 15 report
1381.15	L + αCr5Si3 -> CrSi2 + γ-H	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 12 report
1380.15	L + CrSi2 + γ-H -> τ4	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 14 report
1340.15	L + γ-H + τ4 -> τ3	model	[1] Hu 2013	Table 6, p. 10, row 18 report
1339.15	L + τ4 -> τ3 + CrSi2	model	[1] Hu 2013	Table 6, p. 10, row 20 report
1331.15	L + γ-H + τ4 -> τ3	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 17 report
1323.15	L + τ3 + γ-H -> Al4Cr	model	[1] Hu 2013	Table 6, p. 10, row 23 report
1320.15	L + τ4 -> τ3 + CrSi2	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 19 report
1314.15	L + γ-H -> Al4Cr + γ-L	model	[1] Hu 2013	Table 6, p. 10, row 24 report
1314.15	L + γ-H + τ4 -> τ3	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 16 report
1309.15	L + τ3 + γ-H -> Al4Cr	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 21 report
1308.15	L + τ3 + γ-H -> Al4Cr	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 22 report
1264.15	L + τ3 -> Al4Cr + CrSi2	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 26 report
1256.15	L + τ3 -> Al4Cr + CrSi2	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 25 report
1209.15	L + τ3 -> Al4Cr + CrSi2	model	[1] Hu 2013	Table 6, p. 10, row 27 report
1081.15	L + Al4Cr + CrSi2 -> τ1	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 31 report
1079.15	L + Al4Cr + CrSi2 -> τ1	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 30 report
1077.15	L + Al4Cr + CrSi2 -> τ1	model	[1] Hu 2013	Table 6, p. 10, row 32 report
1058.15	L + Al4Cr -> τ1 + Al5Cr	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 34 report
1045.15	L + Al5Cr -> τ1 + Al45Cr7	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 41 report
1031.15	L + Al4Cr -> τ1 + Al5Cr	model	[1] Hu 2013	Table 6, p. 10, row 36 report
995.15	L + CrSi2 -> τ1 + (Si)	model	[1] Hu 2013	Table 6, p. 10, row 39 report
988.15	L + Al4Cr -> τ1 + Al5Cr	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 35 report
983.15	L + Al4Cr + CrSi2 -> τ1	experimental	[1] Hu 2013 cites Esslinger 1965	Table 6, p. 10, row 28 report
983.15	L + Al4Cr + CrSi2 -> τ1	experimental	[1] Hu 2013 cites Gupta 2004 doi	Table 6, p. 10, row 29 report
983.15	peritectic: L + Al5 Cr + CrSi2 ↔ ␣	experimental	[1] Hu 2013 cites Esslinger 1965	p. 3 report	Meanwhile, Esslinger et al. [54] investigated the phase transformation of the ␣ phase and found that the formation of the ␣ phase was via the peritectic reaction L + Al5 Cr + CrSi2 ↔ ␣ at 710 ◦ C.
975.15	L + Al5Cr -> τ1 + Al45Cr7	model	[1] Hu 2013	Table 6, p. 10, row 43 report
966.15	L + Al5Cr -> τ1 + Al45Cr7	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 42 report
953.15	L + Al4Cr -> τ1 + Al5Cr	experimental	[1] Hu 2013 cites Gupta 2004 doi	Table 6, p. 10, row 33 report
953.15	L + Al5Cr -> τ1 + Al45Cr7	experimental	[1] Hu 2013 cites Esslinger 1965	Table 6, p. 10, row 40 report
908.15	L + Al45Cr7 -> τ1 + (Al)	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 46 report
907.15	L + Al45Cr7 -> τ1 + (Al)	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 45 report
898.15	L + Al45Cr7 -> τ1 + (Al)	experimental	[1] Hu 2013 cites Esslinger 1965	Table 6, p. 10, row 44 report
888.15	L + Al45Cr7 -> τ1 + (Al)	model	[1] Hu 2013	Table 6, p. 10, row 47 report
881.15	L + CrSi2 -> τ1 + (Si)	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 38 report
863.15	L + CrSi2 -> τ1 + (Si)	experimental	[1] Hu 2013 cites Esslinger 1965	Table 6, p. 10, row 37 report
850.15	L -> (Al) + (Si) + τ1	model	[1] Hu 2013	Table 6, p. 10, row 51 report
850.15	L -> (Al) + (Si) + τ1	model	[1] Hu 2013 cites Liang 2009 doi	Table 6, p. 10, row 50 report
848.15	L -> (Al) + (Si) + τ1	experimental	[1] Hu 2013 cites Esslinger 1965	Table 6, p. 10, row 48 report
847.15	L -> (Al) + (Si) + τ1	experimental	[1] Hu 2013 cites Chen 2008	Table 6, p. 10, row 49 report

Other properties

Crystal structure (16)

Crystal structure, Al–Cr–Si system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Lattice a	10.903 Å		τ1	model	[1] Hu 2013	Table 3, p. 4, row 15 report
Lattice a	7.508 Å		τ2	model	[1] Hu 2013	Table 3, p. 4, row 17 report
Lattice a	4.05 Å	298.15	(Al) alloy: Cr 0, Si 0	model	[1] Hu 2013 cites Massalski 1996	Table 3, p. 4, row 1 report
Lattice a	9.104 Å	298.15	γ-H alloy: Cr 0.42	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 9 report
Lattice a	12.719 Å	298.15	γ-L alloy: Cr 0.42	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 10 report
Lattice a	10.927 Å	298.15	τ1	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 14 report
Lattice a	7.535 Å	298.15	τ2	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 16 report
Lattice a	5.126 Å	298.15	τ3	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 18 report
Lattice a	14.842 Å	298.15	τ4	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 19 report
Lattice b	8.98 Å	298.15	τ3	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 18 report
Lattice b	12.452 Å	298.15	τ4	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 19 report
Lattice c	7.819 Å		τ2	model	[1] Hu 2013	Table 3, p. 4, row 17 report
Lattice c	7.936 Å	298.15	γ-L alloy: Cr 0.42	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 10 report
Lattice c	7.839 Å	298.15	τ2	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 16 report
Lattice c	5.047 Å	298.15	τ3	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 18 report
Lattice c	12.501 Å	298.15	τ4	model	[1] Hu 2013 cites Chen 2008	Table 3, p. 4, row 19 report

Sources

Reporting papers the values were read from (a value cited from another work names that work in its row).

Biao Hu, Wei-Wei Zhang, Yingbiao Peng, Yong Du, Shuhong Liu, Yuelan Zhang, Thermodynamic reassessment of the Al–Cr–Si system with the refined description of the Al–Cr system, Thermochimica Acta 561, 77-90 (2013). doi:10.1016/j.tca.2013.03.033

Please cite

R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). doi:10.5281/zenodo.23735569
R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). doi:10.5281/zenodo.23736065

Also cite the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work); B. Hallstedt, The SGTE collection of binary datasets, Calphad 89 (2025) 102833, https://doi.org/10.1016/j.calphad.2025.102833 (CC BY 4.0), and the original assessment named in each file; A. Jain et al., The Materials Project: A materials genome approach to accelerating materials innovation, APL Materials 1 (2013) 011002, https://doi.org/10.1063/1.4812323 (CC BY 4.0); J. E. Saal et al., JOM 65 (2013) 1501, https://doi.org/10.1007/s11837-013-0755-4 and S. Kirklin et al., npj Comput. Mater. 1 (2015) 15010, https://doi.org/10.1038/npjcompumats.2015.10 (CC BY 4.0). Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.

@misc{orchid_literature_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735569},
  url       = {https://doi.org/10.5281/zenodo.23735569},
  note      = {Version 1, machine-extracted}
}

@misc{orchid_data_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23736065},
  url       = {https://doi.org/10.5281/zenodo.23736065},
  note      = {Version 1, machine-extracted}
}