Determine the composition, relative amounts, and phases present at point C on Figure 25.7. Temperature (C) 1900

Determine the composition, relative amounts, and phases present at point C on Figure 25.7.

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Temperature (°C) 1900 1800 1700 1600- 1500 1455 °C 1400 1300 1200 1100 1000 900 800 700 C Nickel alloy solid (face-centered cubic) 0 Pure Ni Liquid A FIGURE 25.7 region 1345 °C phase Two-phase region D 1863 °C Two Chro- mium B alloy (body- centered cubic) E A 10 20 30 40 50 60 70 80 90 100 Mole percent chromium Pure Cr