DSME Material Engineering Assignment

8/19/2019 DSME Material Engineering Assignment

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Assignment

Global School of Technology & Management 1 Page of 5

Total

Marks

100

NOTES TO STUDENTS

Check carefully the submission date and the instructions given with the

assignment. Late assignments will not be accepted.

If you are unable to hand in your assignment on time and have valid

reasons such as illness, you may apply (in writing) for an extension. Take great care that if you use other people’s work or ideas in your

assignment, you properly reference them in your text and any bibliography.

If you are caught plagiarizing, you could have your grade reduced to

Referral.

Global School of Technology & Management

Level 3 Assignment

Assessment Form

Course Title: Diploma (Specialised in Mechanical Engineering)

Module: Material Engineering

Name of Student:

Name of Assessor:

Issue Date: 28 February 2016 Deadline: 20 March 2016 Submitted On:



Assignment


Referencing

Referencing is important for Assignment completion. You are to read the contents and rewr i te in your w ords

Do not copy and paste which will result in a fail. Copy and paste cannot exceed 20% of the contents. Articles from non-authoritative websites are not allowed. Referencing from the following are preferred:

Journals

Industry Related Organizations and Agencies

Text Books

EBooks

Google Books

Educational websites with a .edu in the domain

The referenced articles if possible should contain most of the following with HarvardReferencing. Author Title of Topic/Chapter Articles name e.g Text Book Name

Year of publication

Page No.

Quick reference guide on Harvard Referencing:

http://www.staffs.ac.uk/assets/harvard_quick_guide_tcm44-47797.pdf

Video on how to do referencing using MS WORD.

https://www.youtube.com/watch?v=MKco-0ye3yg

https://www.youtube.com/watch?v=QErOX_SWhks

https://www.youtube.com/watch?v=fQyQl0lCEyo

https://www.youtube.com/watch?v=Tp8CLV6ZBXg






Assignment


Question 1: - 10 marks total

a) Describe all six broad classes of Engineering Materials. (1)

b) Sketch all the relationship among each other. (1)

c) Explain their Mechanical Properties of each. (2)d) Explain their Thermal Properties of each. (2)

e) Explain their Wear and Tear Characteristic of each. (2)

f) Explain their Corrosion and Oxidation of each. (2)


a) Describe what is Lattice. (1)

b) Describe what is Unit Cell. (1)

c) Describe the Crystal Structure of Metals. (2)

d) Name the 3 types of Crystal Structure that may affect the Material Behaviour andbriefly describe the 3 of them. (6)


a) Sketch and explain the growth of Crystal Structures in Metals. (1)

b) Explain what is Nucleation of Crystals. (1)

c) Explain what is Crystal Growth. (2)

d) Explain what is Irregular Grain Form in Crystal Growth. (2)

e) Explain what is Grain Boundaries. (2)

f) Explain what is Dendrites. (2)


a) Explain what is Tensile Strength of a Metal. (1)

b) What test is used to test the UTS of a Metal. (1)

c) Sketch and explain the stages of the above (b) Testing. (2)

d) What is the formula for Elongation. (2)

e) What is Elastic Modulus. (2)

f) Sketch the graph of Tensile Strength explain each stage. (2)


a) What is Stress in Metal and name 5 types in Stress? (2)

b) What is formula for Stress in Metal and explain the application for the formula? (2)

c) What is Strain in Metal and its formula?(2)

d) What is the relationship of Stress and Strain with Stress Strain Curve? (4)



Assignment



a) What is the Destructive Testing. Explain with examples. (1)

b) Sketch the Testing (a). (1)

c) What is the Non-Destructive Testing. Explain with examples. (1)d) Sketch the Testing (c). (1)

e) Case Study of Hardness Test. (3)

a. Explain the Formula.

b. Find the HB if the Load is 100 kg and the Indenter Size (R) is 15 mm with the

Indentation Size (R) is 12 mm.

f) Case Study of Impact Test. (3)

a. Explain the Formula.

b. Find the Total Potential Energy when with the 1st Pendulum Height is 1.5 m

and the 2nd Pendulum Height is 1 m.


a) Sketch completely of Iron-Carbon Diagram. (1)

b) From the Diagram, explain what is the Tool Steel and Cast Iron. (1)

c) What is Alpha (α) Stage. (1)

d) What is Gamma (γ) Stage. (1)

e) What is Delta (δ) Stage. (1)

f) What is Allotropic. (1)

g) What is Eutectic Point. (1)

h) What is Eutectoid Point. (1)

i) What is Ferrite. (1)

j) What is Cementite. (1)


a) Explain why do you have to perform “heating” of the Metal. (1)

b) Explain why do you have to perform “soaking” of the Metal. (1)

c) Explain why do you have to perform “cooling” of the Metal. (1)

d) What is Hardening process, explain process and detail. (1)e) What is Tempering process, explain process and detail. (1)

f) What is Annealing process, explain process and detail. (1)

g) What is Normalizing process, explain process and detail. (1)

h) What is Case Hardening process, explain process and detail. (1)

i) What is Nitriding process, explain process and detail. (1)

j) What is Carburizing process, explain process and detail. (1)



Assignment



a) Explain the Ferrous Material theory and what are their Alloys. (1)

b) Explain the Non-Ferrous Material theory and what are their Alloys. (1)

c) What is Plain Carbon Steel. (1)d) What is Alloy Steel and explain their properties. (1)

e) What is Cast Iron and explain its behaviour. (3)

f) In your own words, describe the advantage and dis-advantage of Aluminium. (3)


a) Describe Powder Metallurgy Process, with simple sketch. (0.5)

b) Why do you choose Powder Metallurgy Process for your Engineering’s Component.

(0.5)

c) In PM, What is Coining and Sizing Step. (0.5)d) In PM, What is Forging Step. (0.5)

e) In PM, What is Impregnation Step. (0.5)

f) In PM, What is Infiltration Step. (0.5)

g) In PM, What is HT Step. (0.5)

h) In PM, What is Machining Step. (0.5)

i) In PM, What is Finishing Step. (0.5)

j) What are examples of PM’s applications. (0.5)

k) In your own words, describe the advantage and dis-advantage of PM Process. (5)

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DSME Material Engineering Assignment