Problem 10.38 (GO Tutorial) For a copper-silver alloy of composition 41 wt% Ag-59 wt% Cu and...
Can someone help with this material science problem? Problem 10.38 (GO Tutorial) For a copper-silver alloy of composition 24 wt% Ag-76 wt% Cu and at 775°C (1425°F) (see Animated Figure 10: (a) Determine the mass fractions of a and β phases Mass fraction a Mass fraction β- (b) Determine the mass fractions of primary a and eutectic microconstituents do the following: Mass fraction a primary Mass fraction eutectic (c) Determine the mass fraction of eutectic a Mass fraction a eutectic|...
For a lead�tin alloy of composition 80 wt% Sn�20 wt% Pb and at 180�C (355�F) do the following: (a) Determine the mass fractions of the ? and ? phases. (b) Determine the mass fractions of primary ? and eutectic microconstituents. (c) Determine the mass fraction of eutectic ?.
Question 20 point The microstructure of a copper silver alloy at 775°C (142597) consists of primary and eutectic structures at the mass fractions of these two microconstituents are 0.30 and 0.70, respectively, determine the composition of the alloy (W) Composition 20 40 1200 T 100 2200 4 2000 -Liquids Liquid 1800 Solidus 1600 DO 779 . E 80 71.9 10 912 IC empre ( 1200 600 Satrus 300 800 600 N
Moving to another question will save this response Question of estion 6 20 points The microstructure of a comper silver alloy at 775°C (1425) costs of primary and eutectic structures. If the mass fractions of these two microcons are 0.10 and 0.70, respectively, determine the composition of the alloy (wig) Compositions Moving to another question will save this response. Question 6 The microstructure of a copper-silver alloy at 775°C (1425°F) consists of primary a and eutectic structures. If the mass...
(12 Question 2: points: 4 pts each) For a Lead-Tin (Pb-Sn) alloy of composition 85 wt% Sn - 15 wt % Pb and at 182 °C determine the followings: Show your calculation details in your answer and draw lines on the phase diagram to label the phases and compositions. a) Determine the mass fractions of a and B phases. b) Determine the mass fractions of primary B and eutectic microconstituents. c) Determine the mass fraction of eutectic B. Composition (at%...
A 90 wt% Ag-10 wt% Cu alloy is heated to a temperature within the ß-liquid phase region. If the composition of the liquid phase is 85 wt% Ag, determine: 3. a) The temperature of the alloy b) The composition of the ß phase c) The mass fractions of both phases
For an alloy of composition Cu-40%Ag cooling slowly from the melt: A)At what temperature does the pro-eutectic (primary) ? phase begin to form? __________ B)At what temperature does the eutectic structure start to appear? _________ C)What is the composition of liquid phase at 780?C? __________ D)What is the mass fraction (amount) of liquid phase at 780?C? _________ E)What is the mass fraction of ? phase at 778?C? __________ F)What is the mass fraction of eutectic ? phase out of the...
Problem 1 (Chapter 10). For a lead-tin alloy of composition 45 wt% Sn - 55 wt% Pb at 180°C, do the following (except (e)); (a) Determine the mass fractions of the a and 3 phases. (b) Determine the mass fractions of primary (pro-eutectic) a and eutectic micro-constituents. (c) Determine the mass fraction of eutectic a. (d) For a photomicrograph of the alloy shown below, please label all micro-constituents and indicate their approximate compositions. (e) Draw the sketch of a photomicrograph...
6. The copper-silver phase diagram is sho wn below. Consider a 40 wt% Ag alloy. 1084,5 1000 961,93°С 900 (Cu) 800 780 91 ,0 71,9 700 600 500 400 Cu 10 20 30 45060 70 8090 Ag Silver, wt% (a) What is the temperature at which the alloy fully melts? (b) Just above 780 °C: (i) (ii) Which phases are present? As you cool the molten material and precipitates start form, does the concentration of copper in the solution increase...
For a lead-tin alloy of composition 40 wt% Sn–60 wt% Pb with a total mass of 2.8 kg at 180°C (355°F): (a) Determine the mass of the a and ß phases. (b) What is the primary phase present for this alloy? (c) Determine the mass of the primary phase and the eutectic microconstituents. (d) Determine the mass of eutectic a. Composition (at% Sn) 40 60 80 100 o 20 327°C 600 300 Liquid 500 232°C a + L 200 a...