2) Referring to the aluminum-silicon phase diagrams as shown below, Answer the questions.What is the maximum amount of primary a phase in an Al-Si alloy containing 85 wt.%) How much is eutectic ß (silicon) in this alloy at 575°C? (microstructure of the alloy containing 20% silicon at 500°C.aluminum? (Sketch theTemperature (°C)760700-650-600550-500660°C0a-Al+Liquid577°C1.65 wt% SiLiquid5Eutectic Point12.6 wt% Si111IAl+SI EutecticHyporeutectic (<12.65i) Hypereutectic (12.6Si)1015+Si+LiquidSilicon (wt%)20Temperature (°C)15001000a.5000a+L1.65 12.60Al20L577°a+ßB+L4060Weight percent Silicon8099.83100Si

Given:To find:(a) Maximum amount of primary phase in an Al-Si alloy containing 85 wt% aluminium.(b)…

Answered: 2) Referring to the aluminum-silicon…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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In the binary phase diagram for the Cu-Ni system in the Figure provided: 1. Draw the microstructures for each point for the alloy upon cooling (A-E) and label ALL phases! 2. What are the compositions (C's) of EVERY phase and the relative phase amounts (W's) for each microstructure A-E? Show all work! TOCL (liquid) 20 (a, solid) 30 A BCD E E 40 OOOOO 50 wt% Ni www CL= Ca= CL= Ca= CL= Ca= CL= Cu= C₁= Ca= W₁= Wa= WL= WQ= W₁= Wa= W₁= Wa= W₁= Wa= A B C D E
For 40 wt% Sn – 60 wt% Pb alloy at 150 oC (at point B) as shown in Figure, i. State the name of phase(s) present. ii. Calculate the composition(s) of the phase(s) present. 600 300 Liquid 500 a+L 200 400 300 100 200 100 20 60 100 (Pb) (Sn) Composition (wt % Sn) Temperature ("C) Temperature ("F)
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Draw thermal equilibrium diagram for the binary alloy system (Si-Au), from the following data:- a- Silicon melts at 1414 °C, and gold melts at 1064 °C. b-Eutectic is formed at 360°C containing 20 Wt% Si -80 Wt% Au, and identify all phases are present in the diagram c-Determine the amount of each phase for the alloy which consist of 60 Wt% Si- 40Wt % Au at 1200 °C and 800 °C ,then determine the amount of eutectic at 200 °C?
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For an alloy containing 20 wt % Ag, refer to the Cu-Ag phase diagram given in the Figure: What is the melting point of Cu in °C? What are the relative amounts(in %) of the existing phases at 900°C? Define the Eutectic point in terms of °C and the composition % of Ag.
Figure below is a binary eutectic copper-silver phase diagram. Consider if 500 grams of an 88 wt% Ag–12 wt% Cu alloy is slowly cooled from 1000oC to 700oC. α-phase is copper-rich solid solution and β-phase is silver-rich solid solution. Density of copper and silver is 8.96 g/cm3 and 10.49 g/cm3 respectively. At 700oC, determine the: 1)composition of the phases present.

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