Pipe support construction requirements

The national standard "Code for Acceptance of Construction Quality of Building Water Supply and Drainage and Heating Engineering" GB50242-2002 has the following requirements for pipeline supports:

Article 3.3.7 The installation of pipeline supports, hangers and brackets shall meet the following requirements:

1. The position is correct, and the burial should be flat and firm;

2. The fixing bracket should be in close contact with the pipeline, and the fixing should be firm;

3. The sliding bracket should be flexible, there should be a gap of 3 to 5 mm on both sides of the sliding bracket and the chute, and the longitudinal movement should meet the design requirements;

4. Hangers and booms without thermal extension pipes should be installed vertically;

5. Hangers and booms with thermally elongated pipes should be offset in the opposite direction of thermal expansion;

6. The supports and hangers fixed on the building structure shall not affect the safety of the structure