JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-Requisites

Nil

Course Objectives:

• Understand basic knowledge on the mechanical behavior of materials like aluminum, mild steel, and cast iron.
• Adopt with the experimental methods to determine the mechanical properties of materials.

Course Outcomes:

• Identify microstructures and wear properties of engineering materials.
• Examine the defects in the materials by non-destructive testing
• Test the important mechanical properties of ferrous and non-ferrous materials.

List of Experiments:

• 1. Brinell Hardness Test: Determination of Brinell number of a given test specimen.
• 2. Rockwell Hardness Test: Determination of hardness number of different specimens such as steel, brass, copper and aluminum.
• 3. Tension Test: Study the behavior of mild steel and various materials under different loads. To determine
• a) Tensile
• b) Yield strength
• c) Elongation
• d) Young ‘s modulus
• 4. Torsion Test: Determine of Modulus of rigidity of various specimens.
• 5. Izod Impact Test: Determination the toughness of the materials like steel, copper, brass and other alloys using Izod test
• 6. Charpy Impact Test: Determine the toughness of the materials like steel, copper, brass and other alloys using Charpy test.
• 7. Compression Test on Short Column: Determine the compressive stress on material.
• 8. Compression Test on Long Column: Determine Young ‘s modulus of the given long column.
• 9. Testing of Springs: Determine the stiffness of the spring and the Modulus of rigidity of wire material.
• 10. Deflection Test For SSB And Cantilever Beam: Determine the Young‘s modulus of the given material with the help of deflection of SSB and cantilever beam

Reference Books:

• 1. Gere, Timoshenko, ―Mechanics of Materialsǁ, McGraw Hill, 3rd Edition, 1993.
• 2. R. S Kurmi, Gupta, ―Strength of Materialsǁ, S. Chand, 24th Edition, 2005.
• 3. William Nash, ―Strength of Materialsǁ, Tata McGraw Hill, 4th Edition, 2004. R18 B.TECH MECHATRONICS MT307PC: MATERIAL SCIENCE AND METALLURGY LAB B.Tech. II Year I Sem. L T/P/D C 0 0/2/0 1 Conduct any 10 experiments:
• 1. Study of Metallographic Specimen preparation
• 2. Study of the Micro Structure of pure ferrous metals
• 3. Study of the Micro Structure of pure Nonferrous metals
• 4. Study of the Microstructure of plain carbon steels.
• 5. Study of the Micro Structures of Cast Irons.
• 6. Study of the Micro Structures of Non-Ferrous alloys.
• 7. To carry out the annealing treatment to the given plain carbon steel and study of the Micro structures and hardness
• 8. To carry out the Normalizing treatment to the given plain carbon steel and study of the Micro structures and hardness
• 9. To carry out the Hardening treatment to the given plain carbon steel and study of the Micro structures and hardness
• 10. To carry out the tempering treatment to the given hardened plain carbon steel and study of the Micro structures and hardness
• 11. Determine Hardenability of a given steels by Jominy End Quench Test. R18 B.TECH MECHATRONICS