During the use of the expansion bolt, stress concentrat […]
During the use of the expansion bolt, stress concentration occurs on the concrete, which greatly increases the probability of damage and the structure is unsafe. Therefore, the expansion bolt cannot be used for cracking concrete. So now it has basically been banned in the design of curtain walls, etc. If you want to review the drawings, the expansion bolts will definitely not pass.
The planting technology is the current mainstream reinforcement technology. Due to its mature technology, he has seen him in many new construction and reinforcement projects.