Pipelines should be fixed firmly; The distance between pipe supports or hangers should not be greater than that specified in Table 5.1.15-1 to Table 5.1.15-5.
The type, material, processing size and welding quality of pipeline supports, hangers and anti-swing supports shall comply with the design requirements and the provisions of the current relevant national standards.
The installation position of the pipe support and hanger should not hinder the spray effect of the nozzle; The distance between pipe support, hanger and sprinkler should not be less than 300mm.
; The distance between the nozzle and the end should not be greater than 750mm.
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There should not be less than one hanger on each pipe section of the water distribution branch pipe and the pipe section between the adjacent two sprinkler heads.
When the nominal diameter of the pipeline is equal to or greater than 50mm, each section of the water distribution main pipe or water distribution pipe should be equipped with no less than 1 anti-sway bracket, and the anti-sway bracket should not be greater than 15m spacing; When the direction of the pipeline is changed, anti-sway support should be added