1. Check whether the drawings, documents and materials required for the pre-installation of the support and hanger are complete.
2. And then the support, hanger required materials to do processing, the distortion of the bending place to cut, the connection of the place to do welding, and the final rust blasting treatment.
3. After all the prefabrication is finished, we must ensure that they comply with the relevant quality inspection regulations, and then attach the label.
4. The support and hanger of each place to do welding, welding should be careful, do not appear to burn through or irregular phenomenon.
5. Find out the position of the fixed bracket and compensator according to the requirements of the design, and then mark the position of the bracket on the wall and column in accordance with the provisions to ensure the slope of the pipeline, and then calculate the height between two points according to the distance between two points and the size of the slope, and then mark the straight line.
6. In the ordinary reinforced concrete structure is installed on the support, hanger, and support, hanger bottom plate decoration before drilling.
7. Place the expansion screw inside the end bracket to ensure that the bolt spacing is flush with the support and hanging plate.
8. It is necessary to verify the identification of support and hanging plate, installation site, relative accessories specifications are not in line with the provisions, etc.
9. After installation, fix and adjust the supporting pipe to ensure proper position.