Analyze your data regarding impact energy. Determine the DBTT, for operation of the Charpy machine
hgjkd-
charpy_data.xlsx
Sheet1
| | IMPACT TESTING 4/27/2016 |
| | sample ID | Reading (ft-lb) | Intact/Break? | Deformation (in) | Initial width | Final width |
| temp (F) | Al |
| 178 | hot | 5 | Break |
| 71 | room temp | 7 | Break |
| -43.5 | dry ice | 7 | Break |
| -282.4 | liquid N2 | 6 | Break |
| temp | Mat'L A |
| 178 | hot | 73 | break | 0.045 | 0.435 | 0.48 |
| 71 | room temp | 29 | break | 0.012 | 0.435 | 0.447 |
| -43.5 | dry ice | 3 | break | 0.007 | 0.42 | 0.427 |
| -282.4 | liquid n2 | 3 | break | 0.001 | 0.0434 | 0.435 |
| Temp | Mat'l B |
| 178 | hot | 67 | break | 0.053 | 0.392 | 0.445 |
| 71 | room temp | 49 | Intact | 0.0712 | 0.392 | 0.463 |
| -43.5 | dry ice | 10 | break | 0.002 | 0.392 | 0.394 |
| -282.4 | liquid N2 | 4 | break | 0.002 | 0.392 | 0.394 |