Tank (pond) in the flooded part of the pipe wall is coated, the support is solid and corrosion mine pipe steel pipe, through the wall (bottom) water resistance and firmness at; 6. Check the tube position, diameter and elevation slope, vertical, supporting position and firmness; buried pipeline corrosion protection. Grooved a trench connection applicable to the nominal diameter of not less than 65mm connection coating (lining) steel tube. II. Grooved fittings shall comply with the existing relevant product standards. 1. The trench should give priority to the finished plastic pipe fittings; 2. Connect the pipe segment length should be between the two port tube segment net length minus 6 ~ 8mm cutting, should be 3 ~ 4mm gap between each number with Seal connector ; 3. It should be mechanically cut coal steel mesh skeleton polyethylene pipe pipe steel pipe cross section should be vertical axis, the tolerance is: when the diameter of not more than 100mm, deviation is less than 1mm; when the diameter is greater than 125mm, the deviation is not greater than 1.5mm; 4. Application of the end face of the tube wall thickness of the fillet 1/2 machining; high-strength wear-resistant steel pipe | steel pipe | Golden Link Pipe by pipe Industry Co., Ltd. Hebei Golden Link. Hebei Golden Link Pipe Industry Co., Ltd. (www.hbjinlingpipes.com/) strong, credible, Hebei Hengshui chemical products industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Golden Link Pipe and you work into the brilliant, for a better future!