Preview File Edit View Go Tools Window Help Screen Shot 2017-04-10 at 10.57.42 PM Binary Eutectic Alloy System Proeutectic a 24% Liquid-76% 100% Liquid Eutectic a Eutectic B- Alloy 2 Alloy 1 Liquid -49% 327 Solides Liquides 300 Liquid Liquidas 250- a+ liquid Procutectic a -51% Temperature (C) 200 183 12 150 100- Proeutectic a Solvus 50 192 Q Search -Solidas B+liquid -B -Solvas Eutectic point a+B 40.0 61.9 97.5 0 100% Pb 10 20 30 40 50 60 70 80 90 Weight percent tin 100% So Eutectic B Eutectic a Figure 8.13, Smith Chapter 8 17 Q: A lead-tin (Pb- Sn) alloy contains 64 wt % proeutectic (a) and 36% eutectic a+ẞ at 183°C-AT. Using Figure 8.13, calculate the average composition of this alloy. Dingram Handouts.pdf