Q3/A) answer the following? 1- Define the Eutectic reaction? 2- What is the Grey Cast Iron? 3- Why does the hardness of steel increase with the increase in carbon?
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A: for solution refer below images.
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Q: Q2)) Answer the following briefly: A) Why the primary iron product (pig iron) that resulted from the…
A: Dear student as per the policy i can solve only 3 subparts for you so request to post the remaining…
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Q: The cementite phase in the Iron-Carbon system is metastable. True/False
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![Q3/A) answer the following?
1- Define the Eutectic reaction?
2- What is the Grey Cast Iron?
3- Why does the hardness of steel increase with the increase in carbon?
B) Calculate the Liner density of the fallowing?
1- [111] in B.C.C?
2- [110] in F.C.C?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1f19fa08-9b8a-4c0f-b9f0-d45a09799f3f%2F2ed97701-ea3d-43b7-837d-d6368383170d%2F4ocg89p_processed.jpeg&w=3840&q=75)
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- 3. Which process will be done after hardening process? Why?Briefly explain the heat treatment steps of a tool steel by use of proper drawings and explainwhy multiple tempering is applied during heat treatment?138) Which one is needed to produce perforated parts using casting technique?a) lower degreeb) high degreec) spadesd) runnere) feeder 139) what is the crystal structure of iron?a) Hexagonal tight-packed structureb) volume-centered cubicc) face-centered cubicd) simple cubice) Ortok141) How is the elastic modulus calculated?A) With the strain rate of strainB) The ratio of shear strength to deformationC) the ratio of strain to strainD) the ratio of tensile strength to strainE) by the ratio of yield strength
- What does the process of temper drying do for hardened carbon steel?What is the right solution for this?With respect to the S-N diagram shown below, answer the following questions:(a) for Gray cast iron, what is the projected number of cycles to failure for an induced stress of 20,000 psi?(b) What is the endurance limit and associated stress for a 0.47% heat treated carbon steel? (c) What is the endurance limit for the Aluminum-copper alloy?(d) What is the endurance strength for heat treated Alloy Steel at 400,000 cycles?
- In the Figure below, the tensile breaking strength, ?tenstile-breaking = 140 ???. breaking strength at compression ?compression-breaking = 460 ???. pouring Machine part made of iron is shown. to the piece P=25 kN forces are acting. piece for t=26 mm Calculate reliability according to Coulomb - Mohr theory ?In your own words describe the following heat treatment procedures for steels and, for each, the intended final microstructure: (a) full annealing (b) normalizing (c) quenching (d) tempering.The needle form of mullite offering substantial increasing in structural strength and heat resistance?