How to arrange anchor bolts for steel plate jacketing

Bonded steel plate reinforcement is to use high-performance epoxy structral bonding adhesives to bond steel plate to the surface of concrete components, so that steel plate and concrete form a unified whole, using the good tensile strength of steel plate to enhance the bearing capacity and stiffness of components.

2020-04-02 16:44:07

Key points of FRP composite strengthening​

​Before FRP composite strengthening, please reconfirm whether the concrete repair surface is clean and no foreign matter. After confirmation, make sure that the bottom glue is evenly applied on the top and bottom glue, otherwise there will be bubbles in the later carbon fiber composite materials.

2020-04-02 16:43:29

FRP composite strengthening the steel structures

The strength of the FRP composite is high. In order to achieve the same reinforcement effect, the size of the FRP composite material is obviously smaller than the size of the steel plate. After FRP reinforcement, the dead weight of the original structure and the size of the original component are basically not increased.

2020-04-02 16:42:35

The effect of bonding steel plate reinforcement

If the area of a single empty drum is less than 10,000 mm2, it can be repaired by filling glue with borehole injection method; if the area of a single empty drum is more than 10,000 mm2, it should be removed and re-pasted steel plate with structural bonding adhesive, and re-checked and accepted.

2018-09-06 15:35:51

Structural retrofitting using FRP laminates

Cut the precured FRP laminate according to the design size. When cutting, some carbon fiber laminate should be lengthened about 150 mm for normal tensile bond strength test, taking into account the need of field inspection.

2018-09-06 16:00:32

How to save the amount of adhesive for FRP strengthening?

When strengthening with FRP(fiber reinforced polymer composite), we should must to ensure good results, and also save cost. What should we do?

2018-09-06 16:26:06
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