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3PE steel pipe supplier

3PE steel pipe refers to a steel pipe that has been coated with a three-layer polyethylene (PE) coating. This type of coating is widely used to protect steel pipes from corrosion, particularly in oil and gas pipelines and in water transmission lines.

Description

3PE steel pipe refers to a steel pipe that has been coated with a three-layer polyethylene (PE) coating. This type of coating is widely used to protect steel pipes from corrosion, particularly in oil and gas pipelines and in water transmission lines. Here’s a more detailed look at its characteristics and applications:

Characteristics

  1. Three-Layer Coating:

    • First Layer: This is a high-performance Fusion Bonded Epoxy (FBE) primer. It provides a firm bond to the surface of the steel pipe and acts as a barrier against corrosion.
    • Second Layer: The second layer is a copolymer adhesive, which acts as a link between the FBE layer and the PE layer, enhancing the overall adhesion of the coating to the pipe.
    • Third Layer: The outermost layer is made of polyethylene. This layer provides physical protection against mechanical damage and is resistant to UV rays if the pipe is used above ground.
  2. Corrosion Resistance: The combination of these layers provides excellent protection against corrosion, which is crucial for pipes used in harsh environmental conditions or where they are exposed to corrosive substances.

  3. Durability: The 3PE coating extends the life of steel pipes significantly, reducing the need for maintenance and replacements.

  4. Flexibility and Toughness: The coating is flexible and resistant to damage during handling and installation.

Applications

  1. Oil and Gas Pipelines: Used extensively for the protection of underground and submerged pipelines in the oil and gas industry.

  2. Water Transmission Lines: Ideal for protecting water pipes from corrosion, especially in saline or alkaline soils.

  3. Industrial Applications: Used in chemical plants, power plants, and other industrial settings where pipes are exposed to aggressive environments.

  4. Infrastructure Projects: Employed in projects like bridge construction where long-term durability of steel structures is essential.

Advantages

  • Long Service Life: The coating provides a long-lasting barrier against corrosion, reducing maintenance costs.
  • Environmentally Friendly: PE is a non-toxic material, making 3PE coated pipes suitable for transporting drinking water.
  • Cost-Effective: While the initial cost might be higher than uncoated pipes, the long-term savings in maintenance and replacements make it a cost-effective solution.

Installation and Handling

  • Professional Installation: The application of 3PE coating requires professional handling and installation to ensure its effectiveness.
  • Transport and Storage: Care should be taken during transport and storage to prevent damage to the coating.

Compliance with Standards

3PE coated pipes are manufactured in compliance with various international standards to ensure quality and performance. It’s essential to choose pipes that meet the relevant standards for your specific application and region.

12 SCH 80 Carbon Steel Pipe
12 SCH 80 Carbon Steel Pipe

The 12″ SCH 80 Carbon Steel Pipe can handle higher fluid or gas pressures compared to pipes with lower schedules. It is typically available in standard lengths and can be joined using welding techniques or mechanical connections, depending on the specific requirements of the application.

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