Lecture Notes || SNS Courseware

Subject Details

Dept : MECH

Sem : 3

Regul : R2019

Faculty : Mr.B.Karthick

phone : NIL

E-mail : pc.mech@snsct.org

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Lecture Notes

UNIT 1:

Mechanisms of plastic deformation-slip and twinning.

Types of fracture

Testing of materials under tension, compression and shear loads.

Mechanisms of plastic deformation-slip and twinning.

Types of fracture

Testing of materials under tension, compression and shear loads.

Hardness tests-Brinell,Vickers and Rockwell

Impact test - lzod and charpy

UNIT 2:

Constitution of alloys–Solid solutions- substitution, Interstitial solid solutions

Iron-Iron carbide equilibrium diagram

Microstructural Elements

UNIT 3:

Introduction- Definition - Full annealing, Stress relief

Recrystallisation – Spheroidizing, Normalising- Hardening and Tempering of steel

Construction of TTT Diagrams & CCT diagrams

Case hardening carburizing,Nitriding, Cyniding and Carbo Nitriding

UNIT 4:

An Introduction to alloying elements

HSLA - Maraging steels

Precipitation strengthening treatment

Bearing alloys - Mg-alloys Titanium alloys.

UNIT 5:

Polymers – types of polymer-commodity and engineering polymers

Properties and applications of various thermosetting and thermoplastic polymers (PP, PS, PVC, PMMA, PET)

Properties and applications of various thermosetting and thermoplastic polymers (PPO, PEEK, PTFE, ABS)

Lecture Notes