Materials Engineering and Technology Lab Record

1. 1
MATERIALS ENGINEERING AND TECHNOLOGY LAB (MEE1005)
B. Tech, Mechanical Engineering
Name :____________________________
Reg. No :____________________________
Slot :____________________________
Faculty Name :_____________________________
SEMESTER _________________
SCHOOL OF MECHANICAL & BUILDING SCIENCES
CHENNAI - 600127
TAMILNADU
VIT – A Place to learn: A Chance to grow
RECORD

2. 2
SCHOOL OF MECHANICAL AND BUILDING SCIENCES
MATERIALS ENGINEERING AND TECHNOLOGY LAB (MEE1005)
REGISTRATION NO.__________________________
Certified that this is a bonafide record work done by __________________________
_________________________________of B. Tech ___________________________
Class during the year ___________________ at VIT University, Chennai, 600127.
Faculty In-charge
This record is submitted for the practical examination held on
__________________
Signature of the Internal Examiner Signature of the External Examiner

3. 3
INDEX
Ex.
No.
Date Name of the Experiment
Page
No.
Marks
Signature
of Faculty
1
2
3
4
5
6
7
8
9
10

4. 4
Metallographic sample preparation
Experiment no.: Date:
Aim:
Materials Required:
Apparatus Required:
Procedure:

5. 5
Observation (paste the micrographs of samples polished on respective emery
papers)
Conclusion drawn from above observations:
1/0 2/0
3/0 4/0

6. 6
Microstructure of Steels
Experiment no.: Date:
Aim:
Materials Required:
Apparatus Required:
Procedure:

7. 7
Observation
Result: Based on the microstructure, it is observed that the given specimen is
______________________________
Write the rationale of your conclusion:
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________

8. 8
Microstructure of Cast Irons
Experiment no.: Date:
Aim:
Materials Required:
Apparatus Required:
Procedure:

9. 9
Observation
Result: Based on the microstructure, it is observed that the given specimen is
______________________________
Write the rationale of your conclusion:
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________

10. 10
Microstructure of Non-Ferrous Materials
Experiment no.: Date:
Aim:
Materials Required:
Apparatus Required:
Procedure:

11. 11
Observation
Result: Based on the microstructure, it is observed that the given specimen is
______________________________
Write the rationale of your conclusion:
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________
Magnification: _________________
Etchant: ______________________________
Etching time: _________________________
Phases Observed:
________________________________________
________________________________________

12. 12
Hardness Measurement Using Rockwell Hardness Tester
Experiment No: Date:
Aim:
Materials Required:
Apparatus Required:
Procedure:

13. 13
Results
Sl.
No.
Material
Minor
Load
(Kgf)
Major
Load
(Kgf)
Indentor Scale
Readings
Trial 1 Trial 2 Trail 3 Average
1
2
3
4
5
6
Conclusion: The Rockwell hardness number for the given sample is
_____________________

14. 14
Hardness Measurement using Brinell Hardness Tester
Experiment No: Date :
Aim:
Materials Required:
Apparatus Required:
Procedure:

15. 15
Results:
Calculations:
Conclusion: Brinell Hardnes Number of the given specimen is
______________________
Sl.No. Material
Diameter
of the
indentor
‘D’
(mm)
Diameter
of impression ‘d’
(mm)
Load
‘P’
(kg)
Brinell
Hardness
Number
Trial 1 Trial 2 Trial 3 Mean
1
2
3
4
5
6

16. 16
Hardness Measurement Using Vickers Hardness Tester
Experiment No: Date :
Aim:
Materials Required:
Apparatus Required:
Procedure:

17. 17
Results
Calculations:
Conclusions: Vickers Hardness of the given specimen is
______________________
Sl.No. Material
Diagonal, d1
(mm
Diagonal, d2
(mm)
Mean of d1
and d2 = d
(mm)
Load ‘F’
(in kgf)
Vickers
Hardness
Number
1
2
3
4
5
6

18. 18
Heat Treatment of Steels- Quench Hardening
Experiment No: Date :
Aim:
Materials Required:
Apparatus Required:
Procedure:

19. 19
Observations:
Water Quenching:
Temperature of heat treatment:
Soaking time:
Quenching medium:
Hardness of the sample before heat treatment (HRC):
Hardness of the sample after heat treatment (HRC):
Oil Quenching:
Temperature of heat treatment:
Soaking time:
Quenching medium:
Hardness of the sample before heat treatment (HRC):
Hardness of the sample after heat treatment (HRC):
Polymer Quenching:
Temperature of heat treatment:
Soaking time:
Quenching medium:
Hardness of the sample before heat treatment (HRC):
Hardness of the sample after heat treatment (HRC):

20. 20
Heat Treatment of Steels – Annealing and Nomalizing
Experiment No: Date :
Aim:
Materials Required:
Apparatus Required:
Procedure:

21. 21
Observations:
Temperature of heat treatment:
Soaking time:
Quenching medium:
Hardness of the sample before heat treatment (HRC):
Hardness of the sample after heat treatment (HRC):

22. 22
Estimation of Grain Size And Phase Quantification Using ImageJ
Experiment No: Date :
Aim:
Procedure:

23. 23
(Paste the images below - before and after thresholding)
Conclusions:
Average Grain size (nm or μ):
Quantity of Phase (%):