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1. A Pb-Sn alloy containing 30wt% Pb is heated from room temperature to 150C. (a) What phases are present at 150C? (0.5 point) (b)
1. A Pb-Sn alloy containing 30wt% Pb is heated from room temperature to 150C. (a) What phases are present at 150C? (0.5 point) (b) Give the compositions of the phases at 150C. (0.5 point) 400 Temperature (C) 300 200 100 Pb Solidus 19 Liquidus 20 a + L -Solvus 183 a + L 61.9 60 40 Weight percent tin Liquidus L + B 97.5 Solvus- 80 Solidus -B Sn
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Based on the phase diagram at 150C the alloy would be in the phase field This means that the alloy i...
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Materials Science and Engineering An Introduction
Authors: William D. Callister Jr., David G. Rethwisch
8th edition
470419970, 978-0470419977
