Re–Zr system
80 accepted literature values from 2 paper(s) (experimental 58, model 19, unspecified 3); 2 calculated phase diagram(s). 14 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.
Data: JSON · CSV · interactive explorer · interactive phase diagram · phases (8) · papers (bibliography) · Markdown
| Evidence class | Values |
|---|---|
| experimental | 58 |
| model | 19 |
| unspecified | 3 |
| Property group | Values |
|---|---|
| invariant reaction | 36 |
| phase transition | 14 |
| phase equilibrium | 30 |
Calculated phase diagrams
Binary phase diagrams calculated with pycalphad 0.11.2 from the SGTE binary collection (Hallstedt 2025, CC BY 4.0). Evidence class: model.
| TDB file | Assessment | SHA-256 | Links |
|---|---|---|---|
| ReZr-13Liu.tdb | J. Liu, Y. Zhang, Z. Wang, Monatsh. Chem., 144, 1613-16(2013). doi:10.1007/s00706-013-1040-5 | 1fcf6a3bca904b4925e50068881960ec4be219e9723e214e77d21423e2e68b0c | viewer · TDB · JSON |
| ReZr-23Che.tdb | X. Che, S. Qin, J. Huang, X. Shi, D. Huang, Int. J. Refract. Met. Mater., 114, 106259(2023). doi:10.1016/j.ijrmhm.2023.106259 | 644674a05faf287fa10e057616243e5a948c4b2e32a766c74bebfbf1e45dfdac | viewer · TDB · JSON |
| TDB file | T (K) | Phases at the invariant |
|---|---|---|
| ReZr-13Liu.tdb | 2652.83 | LIQUID (x(Zr) 0.16063) + RE24ZR5_A12 (x(Zr) 0.17183) + C14_LAVES (x(Zr) 0.32667) |
| ReZr-13Liu.tdb | 2592.18 | HCP_A3 (x(Zr) 0.01939) + LIQUID (x(Zr) 0.12485) + RE24ZR5_A12 (x(Zr) 0.1699) |
| ReZr-13Liu.tdb | 1913 | C14_LAVES (x(Zr) 0.35182) + REZR2 (x(Zr) 0.66667) + LIQUID (x(Zr) 0.71438) |
| ReZr-13Liu.tdb | 1821.17 | REZR2 (x(Zr) 0.66667) + LIQUID (x(Zr) 0.77968) + BCC_A2 (x(Zr) 0.89715) |
| ReZr-13Liu.tdb | 1121.25 | REZR2 (x(Zr) 0.66667) + BCC_A2 (x(Zr) 0.97721) + HCP_A3 (x(Zr) 0.98163) |
| ReZr-13Liu.tdb | 1121.25 | REZR2 (x(Zr) 0.66667) + BCC_A2 (x(Zr) 0.97755) + HCP_A3 (x(Zr) 0.98195) |
| ReZr-23Che.tdb | 3122.98 | LIQUID (x(Zr) 0.1551) + RE24ZR5_A12 (x(Zr) 0.1727) + C14_LAVES (x(Zr) 0.29852) |
| ReZr-23Che.tdb | 3099.3 | HCP_A3 (x(Zr) 1.500e-4) + LIQUID (x(Zr) 0.11711) + RE24ZR5_A12 (x(Zr) 0.17241) |
| ReZr-23Che.tdb | 1933.91 | C14_LAVES (x(Zr) 0.36282) + RE25ZR21 (x(Zr) 0.45801) + LIQUID (x(Zr) 0.78568) |
| ReZr-23Che.tdb | 1866.34 | RE25ZR21 (x(Zr) 0.45792) + LIQUID (x(Zr) 0.85617) + BCC_A2 (x(Zr) 0.93903) |
| ReZr-23Che.tdb | 1016.28 | RE25ZR21 (x(Zr) 0.45654) + BCC_A2 (x(Zr) 0.94607) + HCP_A3 (x(Zr) 0.97994) |
Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull ReZr-13Liu
Invariant reactions (literature)
| T (K) | Reaction / phases | Compositions (mole fraction) | Class | Source | Location | Quote |
|---|---|---|---|---|---|---|
| 3264 | congruent melting: Liquid -> Re2Zr | Re2Zr: Re 0.68 | model | [1] Che 2023 | Table 5, p. 8, row 25 report | |
| 3263 | congruent melting: Liquid -> Re2Zr | Liquid: Re 0.666667, Zr 0.333333; Re2Zr: Re 0.666667, Zr 0.333333 | experimental | [1] Che 2023 | Table 5, p. 8, row 24 report | |
| 3170 | congruent melting: Liquid -> Re2Zr | Liquid: Re 0.665; Re2Zr: Re 0.665 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 23 report | |
| 3124 | Liquid + Re2Zr -> Re24Zr5 | Liquid: Re 0.8443; Re2Zr: Re 0.7013; Re24Zr5: Re 0.8269 | model | [1] Che 2023 | Table 5, p. 8, row 7 report | |
| 3123 | eutectic: Liquid -> hcp (Re) + Re24Zr5 | Re24Zr5: Re 0.827586, Zr 0.172414 | experimental | [1] Che 2023 | Table 5, p. 8, row 2 report | |
| 3110 | Liquid + Re2Zr -> Re24Zr5 | Re2Zr: Re 0.666667, Zr 0.333333; Re24Zr5: Re 0.827586, Zr 0.172414 | experimental | [1] Che 2023 | Table 5, p. 8, row 6 report | |
| 3100 | eutectic: Liquid -> hcp (Re) + Re24Zr5 | Liquid: Re 0.8831; hcp (Re): Re 0.9999; Re24Zr5: Re 0.8273 | model | [1] Che 2023 | Table 5, p. 8, row 3 report | |
| 3023 | congruent melting: Liquid -> Re2Zr | Liquid: Re 0.666667, Zr 0.333333; Re2Zr: Re 0.666667, Zr 0.333333 | experimental | [1] Che 2023 cites Okamoto 1990 | Table 5, p. 8, row 22 report | |
| 2800 | Liquid + Re2Zr -> Re24Zr5 | Re2Zr: Re 0.666667, Zr 0.333333; Re24Zr5: Re 0.827586, Zr 0.172414 | experimental | [1] Che 2023 cites Okamoto 1990 | Table 5, p. 8, row 4 report | |
| 2800 | liq. + Re2Zr -> Re24Zr5 | Re2Zr: Zr 0.333333; Re24Zr5: Zr 0.172414 | experimental | [2] Liu 2013 cites Massalski 1990 | Table 2, p. 3, row 2 report | |
| 2797 | liq. + Re2Zr -> Re24Zr5 | liq.: Zr 0.1688; Re2Zr: Zr 0.3249; Re24Zr5: Zr 0.1717 | model | [2] Liu 2013 | Table 2, p. 3, row 3 report | |
| 2797 | Liquid + Re2Zr -> Re24Zr5 | Liquid: Re 0.8312; Re2Zr: Re 0.6751; Re24Zr5: Re 0.8283 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 5 report | |
| 2774 | eutectic: Liquid -> hcp (Re) + Re24Zr5 | Liquid: Re 0.8626; hcp (Re): Re 0.999; Re24Zr5: Re 0.8312 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 1 report | |
| 2774 | eutectic: liq. -> hcp(Re) + Re24Zr5 | liq.: Zr 0.1374; hcp(Re): Zr 0.001; Re24Zr5: Zr 0.1688 | model | [2] Liu 2013 | Table 2, p. 3, row 1 report | |
| 2173 | liq. + Re2Zr -> ReZr2 | Re2Zr: Zr 0.333333; ReZr2: Zr 0.666667 | experimental | [2] Liu 2013 cites Savitskii 1959 | Table 2, p. 3, row 5 report | |
| 2173 | Liquid + Re2Zr -> Re25Zr21 | Re2Zr: Re 0.666667, Zr 0.333333; Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 cites Savitskii 1961 doi | Table 5, p. 8, row 8 report | |
| 1928 | Liquid + Re2Zr -> Re25Zr21 | Liquid: Re 0.2062; Re2Zr: Re 0.6371; Re25Zr21: Re 0.5435 | model | [1] Che 2023 | Table 5, p. 8, row 12 report | |
| 1916 | Liquid + Re2Zr -> Re25Zr21 | Re2Zr: Re 0.666667, Zr 0.333333; Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 | Table 5, p. 8, row 11 report | |
| 1913 | liq. + Re2Zr -> ReZr2 | Re2Zr: Zr 0.333333; ReZr2: Zr 0.666667 | unspecified | [2] Liu 2013 cites Massalski 1990 | Table 2, p. 3, row 4 report | |
| 1913 | liq. + Re2Zr -> ReZr2 | liq.: Zr 0.752; Re2Zr: Zr 0.361; ReZr2: Zr 0.6667 | model | [2] Liu 2013 | Table 2, p. 3, row 6 report | |
| 1913 | Liquid + Re2Zr -> Re25Zr21 | Re2Zr: Re 0.666667, Zr 0.333333; Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 cites Okamoto 1990 | Table 5, p. 8, row 9 report | |
| 1913 | Liquid + Re2Zr -> Re25Zr21 | Liquid: Re 0.248; Re2Zr: Re 0.639; Re25Zr21: Re 0.3333 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 10 report | |
| 1873 | eutectic: Liquid -> bcc (Zr) + Re25Zr21 | Liquid: Re 0.1404; Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 cites Savitskii 1961 doi | Table 5, p. 8, row 14 report | |
| 1873 | eutectic: liq. -> ReZr2 + bcc | liq.: Zr 0.86; ReZr2: Zr 0.666667 | experimental | [2] Liu 2013 cites Elliot 1965 | Table 2, p. 3, row 8 report | |
| 1873 | eutectic: liq. -> ReZr2 + bcc | liq.: Zr 0.7776; ReZr2: Zr 0.6667; bcc: Zr 0.9348 | model | [2] Liu 2013 | Table 2, p. 3, row 9 report | |
| 1873 | eutectic: Liquid -> bcc (Zr) + Re25Zr21 | Liquid: Re 0.2224; bcc (Zr): Re 0.0652; Re25Zr21: Re 0.3333 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 15 report | |
| 1866 | eutectic: Liquid -> bcc (Zr) + Re25Zr21 | Liquid: Re 0.144; bcc (Zr): Re 0.0611; Re25Zr21: Re 0.5435 | model | [1] Che 2023 | Table 5, p. 8, row 17 report | |
| 1866 | eutectic: Liquid -> bcc (Zr) + Re25Zr21 | Liquid: Re 0.144; Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 | Table 5, p. 8, row 16 report | |
| 1866 | eutectic: liq. -> ReZr2 + bcc | liq.: Zr 0.765; ReZr2: Zr 0.666667 | unspecified | [2] Liu 2013 cites Massalski 1990 | Table 2, p. 3, row 7 report | |
| 1866 | eutectic: Liquid -> bcc (Zr) + Re25Zr21 | Liquid: Re 0.235; Re25Zr21: Re 0.543478, Zr 0.456522 | unspecified | [1] Che 2023 cites Okamoto 1990 | Table 5, p. 8, row 13 report | |
| 1016 | bcc (Zr) -> hcp (Zr) + Re25Zr21 | bcc (Zr): Re 0.0539; hcp (Zr): Re 0.0201; Re25Zr21: Re 0.5435 | model | [1] Che 2023 | Table 5, p. 8, row 21 report | |
| 878 | bcc (Zr) -> hcp (Zr) + Re25Zr21 | bcc (Zr): Re 0.0536; hcp (Zr): Re 0.0049; Re25Zr21: Re 0.3333 | model | [1] Che 2023 cites Liu 2013 doi | Table 5, p. 8, row 20 report | |
| 878 | bcc -> ReZr2 + hcp(Zr) | bcc: Zr 0.9464; ReZr2: Zr 0.6667; hcp(Zr): Zr 0.9951 | model | [2] Liu 2013 | Table 2, p. 3, row 11 report | |
| 823 | bcc -> ReZr2 + hcp(Zr) | ReZr2: Zr 0.666667 | experimental | [2] Liu 2013 cites Massalski 1990 | Table 2, p. 3, row 10 report | |
| 823 | bcc (Zr) -> hcp (Zr) + Re25Zr21 | Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 cites Savitskii 1961 doi | Table 5, p. 8, row 18 report | |
| 823 | bcc (Zr) -> hcp (Zr) + Re25Zr21 | Re25Zr21: Re 0.543478, Zr 0.456522 | experimental | [1] Che 2023 cites Okamoto 1990 | Table 5, p. 8, row 19 report |
Other properties
Phase transition (14)
| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---|---|---|---|---|---|---|
| Phase transition | 1852 K | 1852 | other: 8 alloy: Re 0.2, Zr 0.8 | experimental | [1] Che 2023 | Table 3, p. 7, row 14 report | |
| Phase transition | 1868 K | 1868 | other: 9 alloy: Re 0.1, Zr 0.9 | experimental | [1] Che 2023 | Table 3, p. 7, row 16 report | |
| Phase transition | 1880 K | 1880 | other: 7 alloy: Re 0.333, Zr 0.667 | experimental | [1] Che 2023 | Table 3, p. 7, row 12 report | |
| Phase transition | 1912 K | 1912 | other: 6 alloy: Re 0.4, Zr 0.6 | experimental | [1] Che 2023 | Table 3, p. 7, row 10 report | |
| Phase transition | 1920 K | 1920 | other: 5 alloy: Re 0.5, Zr 0.5 | experimental | [1] Che 2023 | Table 3, p. 7, row 8 report | |
| Phase transition | 1982 K | 1982 | other: 10 | experimental | [1] Che 2023 | Table 3, p. 7, row 18 report | |
| Phase transition | 2029 K | 2029 | other: 10 | experimental | [1] Che 2023 | Table 3, p. 7, row 17 report | |
| Phase transition | 2126 K | 2126 | other: 11 | experimental | [1] Che 2023 | Table 3, p. 7, row 19 report | |
| Phase transition | 2723.15 K | 2723.15 | congruent transformation | experimental | [2] Liu 2013 cites Savitskii 1959 | p. 1 report | The congruent melting temperature of the Re2Zr compound was determined at 2,450 °C [8, 10]. |
| Phase transition | 3023 K | 3023 | liq. -> Re2Zr liq.: Zr 0.333333; Re2Zr: Zr 0.333333 | experimental | [2] Liu 2013 cites Massalski 1990 | Table 2, p. 3, row 12 report | |
| Phase transition | 3023.15 K | 3023.15 | congruent transformation | model | [2] Liu 2013 cites Massalski 1990 | p. 1 report | Subsequently, the congruent melting temperature of Re2Zr was modified at 2,750 °C [4]. |
| Phase transition | 3110 K | 3110 | other: 3 alloy: Re 0.75, Zr 0.25 | experimental | [1] Che 2023 | Table 3, p. 7, row 5 report | |
| Phase transition | 3123 K | 3123 | other: 2 alloy: Re 0.92, Zr 0.08 | experimental | [1] Che 2023 | Table 3, p. 7, row 3 report | |
| Phase transition | 3170 K | 3170 | liq. -> Re2Zr liq.: Zr 0.335; Re2Zr: Zr 0.335 | model | [2] Liu 2013 | Table 2, p. 3, row 13 report |
Phase equilibrium (30)
| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---|---|---|---|---|---|---|
| Phase assemblage | Re24Zr5 + Re2Zr alloy: Re 0.8, Zr 0.2 | experimental | [1] Che 2023 | Table 2, p. 3, row 4 report | |||
| Phase assemblage | Re24Zr5 + Re2Zr alloy: Re 0.008, Zr 0.002 | experimental | [1] Che 2023 | Table 2, p. 3, row 21 report | |||
| Phase assemblage | 1373 | Re24Zr5 + Re2Zr alloy: Re 0.75, Zr 0.25 | experimental | [1] Che 2023 | Table 2, p. 3, row 7 report | ||
| Phase assemblage | 1373 | Re2Zr + Re25Zr21 alloy: Re 0.6, Zr 0.4 | experimental | [1] Che 2023 | Table 2, p. 3, row 9 report | ||
| Phase assemblage | 1373 | Re2Zr + Re25Zr21 + hcp (Zr) alloy: Re 0.5, Zr 0.5 | experimental | [1] Che 2023 | Table 2, p. 3, row 14 report | ||
| Phase assemblage | 1373 | Re2Zr + Re25Zr21 + hcp (Zr) alloy: Re 0.4, Zr 0.6 | experimental | [1] Che 2023 | Table 2, p. 3, row 17 report | ||
| Phase composition | (Re) + Re24Zr5 + Re24Zr5 + (Re) (Re): Re 1, Zr 0; Re24Zr5: Re 0.8998, Zr 0.1002 | experimental | [1] Che 2023 | Table 2, p. 3, row 1 report | |||
| Phase composition | Re24Zr5 + Re2Zr Re24Zr5: Re 0.834, Zr 0.166; Re2Zr: Re 0.6821, Zr 0.3179 | experimental | [1] Che 2023 | Table 2, p. 3, row 5 report | |||
| Phase composition | Re2Zr + hcp (Zr) + bcc (Zr) + Re25Zr21 + bcc (Zr) Re2Zr: Re 0.6536, Zr 0.3464; hcp (Zr): Re 0.0097, Zr 0.9903; bcc (Zr): Re 0.0571, Zr 0.9429 | experimental | [1] Che 2023 | Table 2, p. 3, row 15 report | |||
| Phase composition | bcc (Zr) + Re25Zr21 + Re25Zr21 + bcc (Zr) + Re2Zr bcc (Zr): Re 0.0721, Zr 0.9279; Re25Zr21: Re 0.5066, Zr 0.4934; Re25Zr21 + bcc (Zr): Re 0.144, Zr 0.856; Re2Zr: Re 0.6393, Zr 0.3607 | experimental | [1] Che 2023 | Table 2, p. 3, row 18 report | |||
| Phase composition | bcc (Zr) + Re2Zr bcc (Zr): Re 0.0617, Zr 0.9383; Re2Zr: Re 0.6647, Zr 0.3353 | experimental | [1] Che 2023 | Table 2, p. 3, row 10 report | |||
| Phase composition | hcp (Zr) + Re2Zr hcp (Zr): Re 0.0094, Zr 0.9906; Re2Zr: Re 0.6589, Zr 0.3411 | experimental | [1] Che 2023 | Table 2, p. 3, row 8 report | |||
| Phase composition | hcp (Zr) + Re2Zr hcp (Zr): Re 0.0082, Zr 0.9918; Re2Zr: Re 0.6661, Zr 0.3339 | experimental | [1] Che 2023 | Table 2, p. 3, row 13 report | |||
| Phase composition | 1223 | (Re) + Re24Zr5 (Re): Re 1, Zr 0; Re24Zr5: Re 0.8976, Zr 0.1024 | experimental | [1] Che 2023 | Table 2, p. 3, row 2 report | ||
| Phase composition | 1223 | Re24Zr5 + Re2Zr Re24Zr5: Re 0.8343, Zr 0.1657; Re2Zr: Re 0.6806, Zr 0.3194 | experimental | [1] Che 2023 | Table 2, p. 3, row 6 report | ||
| Phase composition | 1223 | Re2Zr + hcp (Zr) + Re25Zr21 Re2Zr: Re 0.6107, Zr 0.3893; hcp (Zr): Re 0.0075, Zr 0.9925; Re25Zr21: Re 0.5292, Zr 0.4708 | experimental | [1] Che 2023 | Table 2, p. 3, row 16 report | ||
| Phase composition | 1223 | hcp (Zr) + Re25Zr21 hcp (Zr): Re 0.0078, Zr 0.9922; Re25Zr21: Re 0.5436, Zr 0.4564 | experimental | [1] Che 2023 | Table 2, p. 3, row 19 report | ||
| Phase composition | 1223 | hcp (Zr) + Re25Zr21 + Re2Zr hcp (Zr): Re 0.0114, Zr 0.9886; Re25Zr21: Re 0.5383, Zr 0.4617; Re2Zr: Re 0.656, Zr 0.344 | experimental | [1] Che 2023 | Table 2, p. 3, row 11 report | ||
| Phase composition | 1373 | (Re) + Re24Zr5 (Re): Re 1, Zr 0; Re24Zr5: Re 0.8529, Zr 0.1471 | experimental | [1] Che 2023 | Table 2, p. 3, row 3 report | ||
| Phase composition | 1373 | Re2Zr + Re25Zr21 + hcp (Zr) Re25Zr21: Re 0.5256, Zr 0.4744; hcp (Zr): Re 0.0145, Zr 0.9855 | experimental | [1] Che 2023 | Table 2, p. 3, row 12 report | ||
| Phase composition | 1373 | hcp (Zr) + Re25Zr21 + Re2Zr hcp (Zr): Re 0.0026, Zr 0.9974; Re25Zr21: Re 0.5286, Zr 0.4714 | experimental | [1] Che 2023 | Table 2, p. 3, row 20 report | ||
| Phase composition | 1892 | other: 8 liquid: Re 0.2, Zr 0.8 | experimental | [1] Che 2023 | Table 3, p. 7, row 13 report | ||
| Phase composition | 1912 | other: 7 liquid: Re 0.333, Zr 0.667 | experimental | [1] Che 2023 | Table 3, p. 7, row 11 report | ||
| Phase composition | 1951 | other: 9 liquid: Re 0.1, Zr 0.9 | experimental | [1] Che 2023 | Table 3, p. 7, row 15 report | ||
| Phase composition | 2140 | other: 6 liquid: Re 0.4, Zr 0.6 | experimental | [1] Che 2023 | Table 3, p. 7, row 9 report | ||
| Phase composition | 2767 | other: 5 liquid: Re 0.5, Zr 0.5 | experimental | [1] Che 2023 | Table 3, p. 7, row 7 report | ||
| Phase composition | 3183 | other: 2 liquid: Re 0.92, Zr 0.08 | experimental | [1] Che 2023 | Table 3, p. 7, row 2 report | ||
| Phase composition | 3230 | other: 3 liquid: Re 0.75, Zr 0.25 | experimental | [1] Che 2023 | Table 3, p. 7, row 4 report | ||
| Phase composition | 3263 | other: 4 liquid: Re 0.666, Zr 0.334 | experimental | [1] Che 2023 | Table 3, p. 7, row 6 report | ||
| Phase composition | 3453 | other: 1 liquid: Re 1, Zr 0 | experimental | [1] Che 2023 | Table 3, p. 7, row 1 report |
Sources
Reporting papers the values were read from (a value cited from another work names that work in its row).
- Xuezhen Che, Shengyang Qin, Junkun Huang, Xiangbiao Shi, Dandan Huang, A study on the phase diagram of Re-Zr refractory system, International Journal of Refractory Metals and Hard Materials 114, 106259 (2023). doi:10.1016/j.ijrmhm.2023.106259
- Jinming Liu, Yinghui Zhang, Zhixiang Wang, Thermodynamic description of the Re–Zr system, Monatsh Chem 144, 1613-1616 (2013). doi:10.1007/s00706-013-1040-5