The Measures to Avoid Edge Warping of the Steel Tube 3 PE Coating Tube End
3PE anti-corrosive coatings with good corrosion resistance, moisture permeability resistance and mechanical properties, is widely used in the oil pipeline industry. This kind of anti-corrosive coating steel pipe is easy to happen edge warping problems due to corrosion. The 3 PE anti-corrosion layer steel pipe in reserve period of polyethylene polishing groove, the residual height [...]