Table 3 Design of the test beams
Specimen name | Design of prestressing levels | Introducing prestressing methods | CFRP sheet prestrain (µε) | CFRP sheet prestress (MPa) |
|---|---|---|---|---|
CL | - | - | - | - |
CF-100 | 100 MPa | Mechanically tensioned prestressed CFRP sheets, two-layered CFRP | 480 | 100.5 |
CF-200 | 200 MPa | 955 | 200.0 | |
SCF-100 | 100 MPa | SMA wires recovered to introduce stress CFRP sheet, two-layered CFRP | 491 | 102.8 |
SCF-200 | 200 MPa | 929 | 194.5 |