Experimental Study on the Interfacial Bonding Performance of a New Steel Bridge Deck Interface-Bonding Agent
Table 5
Interfacial flexural properties of different interface-bonding materials.
Type of binder
Flexural strength (MPa)
Average flexural strength (MPa)
Status of the damaged interface
Common epoxy resin
1.90 (removed)
2.82
For all three samples, the failure occurred at the interface. One sample was not bonded with any polymer-modified cement lattice concrete material on the steel plate, while the other two specimens were bonded with a small amount.
2.51
3.13
Epoxy asphalt
3.1
3.37
For all three samples, the failure occurred at the interface. Some parts of the steel were attached to the paving materials while other parts were exposed.
4.0
3.0
Self-made polymer interface binder I
7.40
7.73
The failure occurred within the polymer concrete near the steel plate, and the interface was intact.
