3PE coated carbon steel pipe is the abbreviation of "three-layer structure polyethylene anti-corrosion coated steel pipe". The coating structure of 3PE coated pipe is divided into three layers:

  •  The first one: Epoxy layer (Thickness > 100um)

  •  The second one: Adhesive layer (Thickness: 170um~250um)

  •  The third one: Polyethylene layer (Thickness: 1.8~3.7mm)

Coating Standard

  •  ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water

  •  ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems

  •  DIN 30670 Polyethylen coatings of steel pipes and fittings 


Coated steel pipe base metal is including spiral, straight seam pipe, seamless steel pipe, etc., which are widely used in pipeline projects in the field of petroleum, chemical, natural gas, heating, sewage treatment, water, bridges, steel structures, piling and other marine water.

Purchasing Information

3PE Coated Carbon Steel Pipe Sizes
Coating Type Coating Layer Coating Thickness
Three layers polyethylene Inside layer: epoxy (Green) 2.0-4.5mm
Mid layer: adhensive (White)
Outsidelayer: polyethylene (Black)
Two layers polyethylene Inside layer: adhensive 2.0-4.5mm
Outside layer: polythene
Epoxy Epoxy 200-400um
Two layers epoxy Inside layer: expoxy (Green) 400-800um
Outside layer: intensity epoxy (sage green)
Three layers polyethylene Inside layer: expoxy (Green) 2.5-3mm

Packing Detail

Standard export package:Wooden pallet +paperboard +steel strip Customized requirements are accepted

Delivery time

Usually 7-15 days, or upon negotiation


Free samples are provided but the fright is borne by the buyer

*If you do not find what you are looking for, please call us now. If you have found it, we are happy to answer any questions or concerns you may have about stainless steel grades and assist you through the purchasing process.


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