Is it possible to have a copper-silver alloy in which the mass fractions of primary a and eutectic a are 0.616 and 0.097
Posted: Fri Jul 01, 2022 7:23 am
Is it possible to have a copper-silver alloy in which the mass fractions of primary a and eutectic a are 0.616 and 0.0974, respectively, at a temperature just below 779°C? Why or why not?
Temperature (°C) 1200 1000 800 600 400 A 2000 (Cu) C a B 8.0 (Cag) Solvus Solidus 20 a + L 20 Composition (at% Ag) 40 Liquidus 779°C (TE) 40 a + ß Liquid 60 Composition (wt% Ag) 60 E 71.9 (CE) 80 80 B+L 91.2 (CBE) G 100 B 2200 2000 1800 F 1600 H 1400 1200 1000 800 600 400 100 (Ag)
Temperature (°C) 1200 1000 800 600 400 A 2000 (Cu) C a B 8.0 (Cag) Solvus Solidus 20 a + L 20 Composition (at% Ag) 40 Liquidus 779°C (TE) 40 a + ß Liquid 60 Composition (wt% Ag) 60 E 71.9 (CE) 80 80 B+L 91.2 (CBE) G 100 B 2200 2000 1800 F 1600 H 1400 1200 1000 800 600 400 100 (Ag)