2PE/3PE anti-corrosion and single-layer PE anti-corrosion 1. 3PE Anti-corrosion Pipeline three-layer PE anti-corrosion structure: the first layer of epoxy powder (FBE>100um), the second layer of adhesive (AD) 170~250um, and the third layer of polyethylene (PE) 2.5~3.7mm. The three materials are integrated and firmly combined with the steel pipe to form an excellent anti-corrosion layer. Pipe diameter range Φ60～Φ1420 2. 2. 2PE anticorrosion steel pipes with two layers of PE anticorrosion structure, the first layer of adhesive (AD), the second layer of polyethylene (PE), the two mate...
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