Bending Lab Report Final

Topics: Second moment of area, Beam, Bending Pages: 21 (3061 words) Published: March 28, 2015
Bending Beam
Louisiana State University
Joshua Board

Table of Contents:

Table of Figures: ........................................................................................................................................... 4 Purpose.......................................................................................................................................................... 5 Introduction ................................................................................................................................................... 5 Apparatus and Test Procedures ................................................................................................................... 11 Summary of Data ........................................................................................................................................ 14 Discussion of Results .................................................................................................................................. 17 Conclusion .................................................................................................................................................. 20 References ................................................................................................................................................... 21 Sample Calculations.................................................................................................................................... 22

3

Table of Figures:
Figure 1 - Bending on a Cross Section ........................................................................................................... 5 Figure 2 - Bending Action caused by Transverse Loads ................................................................................ 6 Figure 3 - SM104 Beam Apparatus ............................................................................................................. 11 Figure 4 - Loading Arrangement for Test 1 and Test 2 ............................................................................... 12 Figure 5 - Loading Arrangement for Test 3 ................................................................................................. 13 Figure 6 - Deflection vs. Load Theory.......................................................................................................... 18 Figure 7 - Deflection vs. Load Experimental ............................................................................................... 18 Figure 8 - Deflection vs. Load Steel Theory................................................................................................. 19 Figure 9 - Deflection vs. Load Steel Experimental ...................................................................................... 19

Table 1 - Test 1 Data ................................................................................................................................... 14 Table 2 - Test 2 Steel 6mm .......................................................................................................................... 15 Table 3 - Test 2 Steel 3mm .......................................................................................................................... 15 Table 4 - Test 2 Brass 6mm ......................................................................................................................... 15 Table 5 - Test 2 Aluminium 6mm ................................................................................................................ 16 Table 6 - Stiffness ........................................................................................................................................ 16 Table 7 - Test 3 Data ................................................................................................................................... 17

4

Purpose
The purpose of this laboratory is to become familiar with the SM104 Beam...

References: 1. Jacobs, C., CE 3410 Notes – “Bending summary”, received in class on March 16, 2009.
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