Mechanical testing of metals and polymers - Assignment Example

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Mechanical testing of metals and polymers

2. Experimental Procedure: Test Equipment Material Tested Test Speed mm/min Secant Tensile Strength-Metal Universal Tensile Testing machine 0.1% C Steel 0.4%C Steel 0.8%C Steel 1.15%C Steel Tensile Strength-Plastics Universal Tensile Testing machine HDPE, PP-PE, PVC, PC, Acetal (POM), Nylon (PA66), GRN (PA66+glass fibres) 10, 50 & 500 Pendulum Impact Tests Zwick/Roell Pendulum Impact Tester Polypropylene, PVC Vickers hardness Test Vickers Testing Machine 0.1% C Steel 0.2%C Steel 0.4%C Steel 0.85%C Steel 20 Kg load for () minutes 3. Results Figure 1 Stress-Strain Curve of steel Red 0.1% C Steel Green 0.4%C Steel Blue 0.8%C Steel Orange 1.15%C Steel Fmax Fmax dL at Fmax FBreak dL at break Nr N/mm? N mm N mm 1 414.53 8302.90 6.4 2020 10.7 2 691.64 13853.22 4.9 3930 8.1 3 896.10 17948.63 4.3 6720 5.6 4 1108.75 11098.39 2.7 4030 3.4 dL = Strain Group A and B Hardness of carbon steels (load 20Kg) 1st measurement 2nd measurement 3rd measurement 0.1% Carbon 146 148 153 0.2% Carbon 166 162 170 0.4% Carbon 209 213 217 0.85% Carbon 255 259 251 Zwick/Roell Pendulum Impact Tester. 1-Jun-15 M/c Model No 5113. Ref No A466690. ...
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MECHANICAL TESTING OF METALS AND POLYMERS By (name) Subject Instructor Institution Date 1. Introduction This report documents the laboratory procedures done on various engineering materials comprising ferrous metal and polymers. The ferrous metal investigated in this study was steel with carbon content in the range of between 0.1% and 0.85%…
Author : clyde59

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