Phase Equilibria in the Ni-V-Ta Ternary System
Abstract
:1. Introduction
2. Experimental Details
3. Results and Discussion
3.1. Phase Equilibria at 1000 °C
3.2. Phase Equilibria at 1200 °C
3.3. Liquid Region
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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System | Phase | Pearson Symbol | Prototye | Space Group | Strukturbericht | References |
---|---|---|---|---|---|---|
Ni-Ta | fcc | cF4 | Cu | Fm-3m | A1 | [16] |
Ni8Ta | tI36 | Ni8Nb | I4/mmm | [16] | ||
Ni3Ta | tI8 | TiAl3 | I4/mmm | D022 | [16] | |
mP16 | NbPt3 | P21/m | [16] | |||
oP8 | Cu3Ti | Pmmn | D0a | [16] | ||
Ni2Ta | tI6 | MoSi2 | I4/mmm | C11b | [16] | |
Ni6Ta7 | hR39 | Fe7W6 | R-3mh | D85 | [16] | |
NiTa2 | tI12 | Al2Cu | I4/mcm | C16 | [16] | |
bcc-(Ta) | cI2 | W | Im-3m | A2 | [16] | |
Ni-V | fcc | cF4 | Cu | Fm-3m | A1 | [24] |
Ni8V | tI18 | Ni8Nb | I4/mmm | [24] | ||
Ni2V | oI6 | MoPt2 | Immm | [24] | ||
Ni3V | tI8 | Al3Ti | I4/mmm | D022 | [24] | |
σ′ | tP30 | σ | P42/mnm | [24] | ||
NiV3 | cP8 | Cr3Si | Pm3n | [24] | ||
bcc-(V) | cI2 | W | Im-3m | A2 | [24] | |
V-Ta | bcc-(V, Ta) | cI2 | W | Im-3m | A2 | [30] |
C14 | hP12 | MgZn2 | P63/mmc | C14 | [30] | |
C15 | cF4 | MgCu2 | Fd-3m | C15 | [30] |
Nominal Alloys (at. %) | Phase Equilibrium | Composition (at. %) | |||||
Phase 1/Phase 2/Phase 3 | Phase 1 | Phase 2 | Phase 3 | ||||
V | Ta | V | Ta | V | Ta | ||
Ni24V67Ta9 | bcc-(V)/σ′/C14 | 90 | 3.1 | 70.6 | 5.2 | 47.1 | 27.1 |
Ni13V65Ta22 | bcc-(V)/C14 | 90.5 | 5.3 | 49.8 | 30.1 | ||
Ni41V49Ta10 | σ′/C14 | 54.2 | 4.4 | 31.8 | 21.8 | ||
Ni9V41Ta50 | bcc-(Ta)/C14 | 37 | 58.5 | 47.3 | 36.2 | ||
Ni61V30Ta9 | fcc/Ni3Ta/σ′ | 36.4 | 3.2 | 13.2 | 15 | 51.6 | 2.7 |
Ni59V24Ta17 | σ′/C14/Ni3Ta | 53 | 4.7 | 31 | 22.1 | 6.8 | 19.8 |
Ni48V18Ta34 | Ni6Ta7/C14/Ni3Ta | 17.9 | 47 | 23.5 | 29 | 2.5 | 24.1 |
Ni77V14Ta9 | fcc/Ni3V/Ni3Ta | 13.1 | 4.6 | 17 | 6.7 | 12 | 12.4 |
Ni19V11Ta70 | bcc-(Ta)/Ni6Ta7/NiTa2 | 9.6 | 88.3 | 14.5 | 51.5 | 2.2 | 65.9 |
Ni17V61Ta22 | bcc-(V)/C14 | 90.3 | 4.8 | 46.5 | 29.5 | ||
Ni52V45Ta3 | fcc/σ′ | 37.9 | 2.8 | 51.8 | 2.7 | ||
Ni26V34Ta40 | Ni6Ta7/C14 | 26.1 | 45 | 37.3 | 37.9 | ||
Ni68V15Ta17 | Ni3Ta/σ′ | 8.1 | 18.6 | 52.5 | 3.8 | ||
Ni64V5Ta31 | Ni2Ta/Ni3Ta/Ni6Ta7 | 3.4 | 30.6 | 1.1 | 25.2 | 15.8 | 47.5 |
Ni82V7Ta11 | Ni8Ta/Ni3Ta | 8.9 | 7.1 | 6.5 | 17 | ||
Ni18V23Ta59 | Ni6Ta7/bcc-(Ta) | 23.1 | 49 | 22 | 74.9 | ||
Ni8V28Ta64 | Ni6Ta7/bcc-(Ta) | 30 | 46.9 | 26.6 | 70 | ||
Ni5V49Ta46 | C15/bcc-(Ta) | 55.5 | 35.3 | 41.1 | 56.3 | ||
Ni6V71Ta23 | C15/bcc-(V) | 58.4 | 30.5 | 90.7 | 7.5 | ||
Ni35V50Ta15 | σ′/C14 | 62.5 | 5.9 | 37.5 | 25 | ||
Ni71V19Ta10 | fcc/Ni3Ta | 33.7 | 2.5 | 17.1 | 11 | ||
Ni79V10Ta11 | fcc/Ni3Ta | 12.2 | 5.3 | 10.2 | 14.3 | ||
Ni50V6Ta44 | Ni2Ta/Ni6Ta7 | 2.1 | 34 | 6.7 | 48.8 | ||
Ni39V4Ta57 | NiTa2/Ni6Ta7 | 0.6 | 64.1 | 6.5 | 52.9 | ||
Ni9V2Ta89 | NiTa2/bcc-(Ta) | 1 | 69.1 | 3.1 | 94.5 | ||
Ni7V13Ta80 | Ni6Ta7/bcc-(Ta) | 18 | 50.2 | 15.1 | 81.9 | ||
Ni59V17Ta24 | Ni3Ta/C14 | 3.5 | 22.6 | 25.2 | 26.4 | ||
Ni37V35Ta28 | C14 | 35 | 28 | ||||
Ni34V33Ta33 | C14 | 33 | 33 | ||||
Ni44V26Ta30 | C14 | 26 | 30 | ||||
Ni4V68Ta28 | C15/bcc-(V) | 61.2 | 31.5 | 90.1 | 8.5 | ||
Ni5V54Ta41 | C15/bcc-(Ta) | 56.5 | 37 | 39.8 | 48.9 | ||
Ni13V46Ta41 | bcc-(Ta)/C14 | 39.1 | 57.8 | 51 | 35 | ||
Ni14V36Ta50 | Ni6Ta7/C14/bcc-(Ta) | 31.6 | 45.2 | 44.1 | 36.4 | 28.7 | 66.4 |
Ni18V55Ta27 | C14/bcc-(V) | 50.2 | 31 | 90.2 | 5.4 | ||
Ni81V1Ta18 | Ni8Ta/Ni3Ta | 1.5 | 11.5 | 0.7 | 22.5 | ||
Ni12V62Ta26 | C14/bcc-(V) | 52 | 31.3 | 91.3 | 4.8 | ||
Ni33V25Ta42 | Ni6Ta7/C14 | 21.4 | 45.9 | 29.8 | 36.1 |
Alloys (at. %) | Phase Equilibrium | Composition (at. %) | |||||
Phase 1/Phase 2/Phase 3 | Phase 1 | Phase 2 | Phase 3 | ||||
V | Ta | V | Ta | V | Ta | ||
Ni24V67Ta9 | bcc-(V)/σ′/C14 | 85.1 | 4.1 | 66.2 | 6.5 | 43.6 | 24.6 |
Ni13V65Ta22 | bcc-(V)/C14 | 88.8 | 7.5 | 49.5 | 29 | ||
Ni41V49Ta10 * | σ′/L/C14 | 55.6 | 5.5 | 42.2 | 11.1 | 34.5 | 22.2 |
Ni9V41Ta50 | bcc-(Ta)/C14 | 33.2 | 66.4 | 45.6 | 37.3 | ||
Ni61V30Ta9 * | fcc/Ni3Ta/L | 34.2 | 4 | 9.1 | 27.5 | 37.3 | 11.8 |
Ni75V18Ta7 | fcc/Ni3Ta | 20.9 | 6.5 | 16.8 | 9.1 | ||
Ni59V24Ta17 * | Ni3Ta/L/C14 | 6.4 | 20.2 | 37.5 | 12.2 | 26.3 | 23.7 |
Ni48V18Ta34 | Ni3Ta/Ni6Ta7/C14 | 2.3 | 23.1 | 18.6 | 46 | 21 | 28.6 |
Ni77V14Ta9 | fcc/Ni3Ta | 15.1 | 6.2 | 10.8 | 14.1 | ||
Ni19V11Ta70 | bcc-(Ta)/Ni6Ta7/NiTa2 | 9.3 | 89.1 | 12.5 | 52.7 | 0.9 | 66.1 |
Ni17V61Ta22 | bcc-(V)/C14 | 88.3 | 6.6 | 48.3 | 28.1 | ||
Ni52V45Ta3 * | fcc/σ′/L | 41.6 | 2 | 53.8 | 3 | 45.9 | 5 |
Ni26V34Ta40 | Ni6Ta7/C14 | 28.3 | 44.9 | 38 | 36.8 | ||
Ni68V15Ta17 * | Ni3Ta/L | 7.9 | 18.7 | 37.3 | 12 | ||
Ni64V5Ta31 | Ni2Ta/Ni3Ta/Ni6Ta7 | 3.8 | 29.9 | 1.7 | 24.5 | 16 | 46.5 |
Ni82V7Ta11 | Ni8Ta/Ni3Ta | 8 | 7.9 | 5.5 | 18.2 | ||
Ni18V23Ta59 | Ni6Ta7/bcc-(Ta) | 23.8 | 50 | 20.9 | 78.9 | ||
Ni8V28Ta64 | Ni6Ta7/bcc-(Ta) | 31.5 | 47.5 | 24.8 | 75 | ||
Ni5V49Ta46 | C14/bcc-(Ta) | 55 | 36.2 | 44.3 | 55.6 | ||
Ni6V71Ta23 | C14/bcc-(V) | 56.5 | 30.6 | 89.8 | 9.5 | ||
Ni35V50Ta15 | σ′/C14 | 60.5 | 7.2 | 39.4 | 23.1 | ||
Ni71V19Ta10 | fcc/Ni3Ta | 26.8 | 5.1 | 14.7 | 12.1 | ||
Ni79V10Ta11 | fcc/Ni3Ta | 10.8 | 7.5 | 6.6 | 17.2 | ||
Ni50V6Ta44 | Ni2Ta/Ni6Ta7 | 2.1 | 32.5 | 8.1 | 48.5 | ||
Ni39V4Ta57 | NiTa2/Ni6Ta7 | 0.6 | 64.8 | 5.7 | 53.5 | ||
Ni9V2Ta89 | NiTa2/bcc-(Ta) | 0.6 | 66.9 | 2.6 | 97.1 | ||
Ni7V13Ta80 | Ni6Ta7/bcc-(Ta) | 18 | 51.5 | 12.4 | 87.5 | ||
Ni59V17Ta24 | Ni3Ta/C14 | 4.7 | 21.5 | 24.4 | 25.1 | ||
Ni37V35Ta28 | C14 | 35 | 28 | ||||
Ni34V33Ta33 | C14 | 33 | 33 | ||||
Ni44V26Ta30 | C14 | 26 | 30 | ||||
Ni3V57Ta40 | C14/C15 | 47 | 35.9 | 46.8 | 42.1 | ||
Ni13V46Ta41 | C14/bcc-(Ta) | 48.8 | 36.8 | 41.5 | 58 | ||
Ni14V36Ta50 | Ni6Ta7/C14/bcc-(Ta) | 34 | 44.5 | 40.9 | 37 | 30.1 | 68.8 |
Ni18V55Ta27 | C14/bcc-(V) | 49.6 | 30.5 | 89.1 | 8.2 | ||
Ni81V1Ta18 | Ni8Ta/Ni3Ta | 1.5 | 12.1 | 0.9 | 22.1 | ||
Ni12V62Ta26 | C14/bcc-(V) | 54.1 | 30.4 | 89.3 | 9.1 | ||
Ni33V25Ta42 | Ni6Ta7/C14 | 22.5 | 45 | 30.2 | 34.7 |
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Wang, C.; Liang, Y.; Yang, S.; Zhang, J.; Huang, Y.; Han, J.; Lu, Y.; Liu, X. Phase Equilibria in the Ni-V-Ta Ternary System. Metals 2018, 8, 774. https://doi.org/10.3390/met8100774
Wang C, Liang Y, Yang S, Zhang J, Huang Y, Han J, Lu Y, Liu X. Phase Equilibria in the Ni-V-Ta Ternary System. Metals. 2018; 8(10):774. https://doi.org/10.3390/met8100774
Chicago/Turabian StyleWang, Cuiping, Yuhui Liang, Shuiyuan Yang, Jinbin Zhang, Yixiong Huang, Jiajia Han, Yong Lu, and Xingjun Liu. 2018. "Phase Equilibria in the Ni-V-Ta Ternary System" Metals 8, no. 10: 774. https://doi.org/10.3390/met8100774