Week 1 Spur Gear Challenge
| material | unit | steel | bronze | cast iron |
| total deformation | m | 0.03 | 0.03 | 0.03 |
| equivalent stress | pa | 3.03E+08 | 3.22E+08 | 3.11E+08 |
| min | pa | 1.14E+02 | 1.15E+02 | 1.88E+02 |
| equivalent strain | m/m | 0.004081 | 0.001568 |
0.0018449 |
the above table shows which all materials to be used .from the above observations it would be good to use bronze as the spur gear.