Research Article
Experimental Study to Determine the Failure Criteria of Concrete at Its Early-Age
Table 6
Biaxial strength formula of the concrete [
6].
| | Broken line | Stress state | Stress ratio | Calculation formula |
| |
AB | Compression-compression | , | , |
| |
BC | Compression-compression | , | , |
| |
CD | Tension-tension | , | , |
| |
DE | Tension-compression | , | , |
| |
EF | Tension-tension | , | , |
|
|
