3PE steel pipe
2022-05-07
3PE steel pipe It has found widespread application in the petroleum pipeline industry, with base materials including spiral-welded steel pipes, straight-seam steel pipes, and seamless steel pipes. 3PE steel pipe An anti-corrosion coating is crucial to the service life of buried pipelines. Because different external anti-corrosion layers are employed, even pipelines made of the same material may exhibit vastly differing performance: some leak within a few years when buried, while others remain corrosion‑free for decades. The three‑layer polyethylene (3PE) coating, with its excellent resistance to water vapor penetration, superior corrosion protection, and robust mechanical properties, stands out as a leading choice.
3PE steel pipe The intermediate layer is a copolymer adhesive containing branched functional groups. 3PE steel pipe The coating is an epoxy powder anti-corrosion layer that contacts both the steel pipe surface and the substrate. 3PE steel pipe The surface layer is a high-density polyethylene anti-corrosion coating. 3PE steel pipe The coating ingeniously combines a 2PE anti-corrosion layer with an epoxy powder‑coated steel pipe (FBE) layer, forming a novel anti-corrosion coating for steel pipes—known as a three‑layer polyethylene anti-corrosion coating.
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