Subject Code: ML3P001	Subject Name: Mechanical testing & working Laboratory	L-T-P: 0-0-3	Credit: 2
Pre-requisite(s): Mechanical properties and testing of Materials
Tensile/Compression Test: Effect of temperature on tensile/compressive behaviour of steels/aluminium alloys; Determination of friction factor; Determination of constitutive equations of metal flow, Studying the effect of strain rate. Comparison of the stress-strain curves of aluminium alloys, steels, polymers and composites, Study of the effect of specimen size (h/D ratio) and effect of lubrication. Ring compression test Hardness measurements: Rockwell, Brinell, Vickers (Macro- and micro-hardness) Micro/Nano-indentation tests: Determination of elastic modulus, hardness and indentation fracture toughness of brittle ceramics and glasses using instrumented micro/nano-indenter. Fatigue test: High-cycle and low-cycle fatigue tests; Determination of S-N curve for a steel sample, and observation of fracture surfaces. Charpy Impact tests: Study of impact energy of steels at low and ambient temperatures, and observation of fracture surfaces Fracture toughness test: Determination of fracture toughness under plane strain by three point bend tests on single edge notch bend tests, and observation of fracture surfaces. Determination of fracture toughness of thin plates under plane stress conditions
Text/Reference Books: ASTM Standards, 2008. K. Komvopoulos, Mechanical Testing of Engineering Materials, University Readers, 2010. C. S. Rangan, G. S. Sharma, and V. S. V. Mani, Instrumentation: Devices and Systems, McGraw Hill Education (India) Private Limited; 2 edition, 2001.