Firefighting pipe fittings play a crucial role in the construction of firefighting pipelines, the industry has unanimously approved their corrosion resistance. Please review below the cleaning methods of fire fighting pipe fittings and installation precautions
Fire fighting pipe fittings precautions for cleaning:
1, the flushing of firefighting pipe fittings should be carried out in stages after passing the strength test. Underground first, then on the ground
2, before washing, pay attention to protecting the instrument, the check valve and alarm valve should be removed, and reset afterward;
3, Cleaning of equipment that cannot withstand washing and the possible retention of dirt and debris after washing should be carried out, carefully beat the dead ends and the bottom that can’t be cleaned for the first time.
4, Water pressure test and flushing shall be carried out with domestic water, when flushing, the drainage section of the pipeline shall not be less than 60% of the pipeline being washed, the flow rate should be greater than 3m / s, the flow should be greater than the design flow, continuous flushing when the color transparency of the end is consistent with the entrance, flushing can be ended, the flow and direction should be consistent with the direction of its work, after the end of the flush, keep dry.
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