Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of high-integrity dn400 fbe-coated conduits for underground gas transmission in China. Please feel free to buy cheap high-integrity dn400 fbe-coated conduits for underground gas transmission from our factory. All customized products are with high quality and low price.
High-Toughness DN530 Conduits for Abrasive Slurry Logistics
Huayang's DN400 ERW pipes utilizing API 5L X52 steel and Fusion Bonded Epoxy (FBE) deliver the critical corrosion resistance and structural strength for buried energy pipelines.
|
Technical Parameter |
Specification Value |
|
Material Grade |
API 5L X52 (L360) |
|
Yield Strength |
≥ 360 MPa (52,200 psi) |
|
Tensile Strength |
≥ 460 MPa (66,700 psi) |
|
Outer Diameter |
406.4 mm (DN400 / NPS 16) |
|
Coating Type |
Fusion Bonded Epoxy (FBE) |
This precision-engineered piping solution ensures exceptional chemical stability and cathodic protection, safeguarding long-distance natural gas transmission in challenging subterranean environments.
Advanced Corrosion Protection in Subterranean Gas Infrastructure
Engineered for the rigorous demands of underground gas logistics, Huayang's DN400 API 5L X52 pipes feature a high-yield carbon steel body reinforced with a premium Fusion Bonded Epoxy (FBE) external coating. The 406.4mm ERW sections are manufactured through precision high-frequency induction welding, followed by surface preparation to Sa 2½ standards to ensure maximum adhesion of the thermo-setting epoxy resin. Unlike standard line pipes, our X52 FBE-coated units offer superior resistance to cathodic disbondment and soil-induced chemical degradation, significantly extending the service life of buried assets. As a leading industrial manufacturer, Huayang subjects each pipe to stringent holiday detection and high-pressure hydrostatic verification, providing a durable, high-integrity conduit that maintains gas purity and operational safety across expansive energy distribution networks.
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