Methods Of Testing The Quality Of G Type Copper Embedded Finned Tube

1) Double pipes should be buried with pile diameter 0.6-0.8m; three pipes should be buried with pile diameter 0.8-2.0m; four pipes should be buried with pile diameter above 2.0m. According to the specific conditions of Chifeng Bridge, three pipes can be buried in the pile foundation. 2) The sound wave detection tube should adopt steel pipe, plastic pipe or steel corrugated pipe, and its inner diameter should be 50-60mm. The connection of the detection tube should be smoothly transitioned, the nozzle should be 100mm higher than the top of the pile, and the height of the nozzle of each detection tube should be the same, the lower end of the tube should be closed, the upper end should be capped, there should be no foreign matter in the tube, and the tube body should not be damaged. 3) The detection tubes can be welded or bundled on the inner side of the steel bars, and the detection tubes should be parallel to each other.

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