Grill pipe price | Xiong Wang Thai (certified) | Mianyang grid tube provided by Xiong Wang Thai Plastic Products Factory. Xiong Wang Thai Plastic Products Factory (www.wangtai668.com) is specialized in the "plastic tube, MPP power tube, CPVC pipe electricity, irrigation pipes, HDPE pipes, p" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Fengjing Li. Grill pipe connection 1. When the linear connection, using a dedicated manufacturer directly. Commonly used to connect to knock into the law. 2. When the pipe and manhole connections, manhole brick exposed parts should be as short tube 50 cm grid tubes offer, do not put the tube after the cut-off level, such as wearing the cable should do twice the processing, pipe protruding section located at the brick mortar full . Abalone Abalone grill telecommunications infrastructure pipe grid square tube PVC-U pipes accordance with the following provisions: 1. In areas with good soil, after a trench dug the ditch should be compacted backfill 50mm sand or fine soil. 2. In somewhat less soil areas should be done after the concrete foundation dug trenches, on the basis of the first 50mm sand or fine soil backfill. 3. In the soil is rocky areas should be backfilled after 200mm sand or fine soil dug trenches. 4. In soil for backfill soil unstable regions or grill tubes offer, steel plate concrete foundation should be done. 5. In poor soil, high water table, the flow of sand or silt regional telecommunication grid tube, the first post should be dug trench foundation reinforcement, concrete pipes and encapsulation. 6. When the pipe into the building or person (hand) hole near the building or person (hand) hole should be not less than 2m length of reinforced concrete foundation and encapsulation.