Coated anti-corrosion steel pipes boast excellent corrosion resistance and stable mechanical properties, making them suitable for a wide range of applications. They are extensively used in industrial fluid conveyance, municipal infrastructure, and offshore engineering projects. Our factory specializes in two mainstream coating systems: single‑layer and double‑layer fusion‑bonded epoxy powder coatings, as well as 3PE, 3PP, and 3LPE composite coatings, which can meet the demands of various highly corrosive service conditions.
The dense coating effectively isolates corrosive media, extending the service life of pipelines and reducing subsequent operation and maintenance costs. Its smooth inner surface minimizes fluid‑transport resistance, thereby saving energy. The coating material is environmentally friendly and free of heavy metals. Finished pipes exhibit excellent scratch resistance and impact strength, and are less prone to coating delamination or cracking during installation.
Our factory implements end-to-end quality control, covering raw material inspection, in-line production monitoring, finished-product testing, and shipping packaging. All pipe products undergo rigorous testing before leaving the factory, ensuring a consistent supply of high‑quality piping solutions to engineering procurement buyers worldwide.
Product Overview
Coated anti-corrosion steel pipe is a versatile piping solution suitable for a wide range of applications. With reliable corrosion resistance and stable mechanical properties, it has become the mainstream material for industrial conveying, municipal infrastructure, and offshore engineering projects worldwide. As a specialized pipe manufacturer, we can flexibly tailor coating types and product specifications to meet the specific operating conditions of each customer’s project, ensuring optimal performance in diverse construction environments.
Fusion-Bonded Epoxy Powder Coating (FBE)
It boasts strong adhesion and excellent chemical resistance, making it suitable for long-distance oil and gas pipelines, potable water transmission lines, and subsea pipelines. It is available in single-layer and double-layer configurations.
The single-layer coating thickness is 300–500 microns, and it is commonly used for underground pipelines and indoor overhead pipelines.
The double-layer coating offers superior scratch and impact resistance, making it ideal for installation in desert and crushed‑stone backfill areas.
3PE / 3PP / 3LPE composite coating
Core Product Advantages
The coating is dense and free of pores, completely isolating the steel pipe from exposure to air, moisture, acidic or alkaline media, and salt spray, thereby preventing rust and oxidation in marine, chemical, and saline‑alkaline environments. Compared with bare steel pipes, it significantly reduces corrosion‑related material loss and maintenance costs.
The coating features a smooth outer surface and a low coefficient of friction, resulting in reduced energy consumption during fluid transport, minimized scaling, and a lower risk of pipeline blockage, making it well suited for high‑flow oil and gas transportation.
All exterior coating materials are environmentally friendly, free of toxic heavy metals, and comply with global environmental standards.
The outer protective layer can withstand the external forces generated during handling, welding, and backfilling operations, without exhibiting coating delamination, cracking, or damage.
End-to-end quality management system
Raw Material Procurement Control
Prior to the receipt of base tubes and coating raw materials, suppliers must provide official material certificates and test reports. Our team conducts re‑inspection of all relevant parameters; any non‑conforming materials are rejected to prevent substandard products from entering the production line.
Production Process Control
Standardized production processes and mature manufacturing techniques are employed, with real-time monitoring at each production stage to dynamically track coating thickness, surface finish, and adhesion performance.
Finished Product Inspection and Control
Multi‑dimensional comprehensive inspections are conducted on finished pipe products, including dimensional measurements, coating thickness assessments, and visual inspections; any nonconforming items are immediately rejected.
Packaging and Shipping Control
Prior to packaging, a second inspection is conducted to verify appearance and dimensions, ensuring the coating remains intact. All packaging materials meet waterproofing, shock‑proofing, and corrosion‑resistance requirements, thereby safeguarding the pipes during long-distance transportation.
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Coated anti-corrosion steel pipe
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Hengtong Pipe Fittings Group
Hebei Hengtong Pipe Fitting Group manufactures steel fittings with integrated R&D, production, sales and services. With independent IP rights, we focus on two core product lines: concrete pump components and premium industrial pipe fittings.
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Phone:+86-13283241111
Email: rae@htpipefittings.com
howard@htpipefittings.com
Address: Zhenggang Industrial Park, Yanshan County, Cangzhou City, Hebei Province, China
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