3PE Anti-corrosion Steel Pipe

GB/T 9711SY/T 5037API 5LASTM A53/A106GB/T 3091

Three-layer polyethylene (3PE) coated steel pipe for buried oil, gas and water pipelines. The coating combines a fusion-bonded epoxy (FBE) p…

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👤 Wang Hao · Sales Manager
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Quick Details

MOQNegotiable, trial orders welcome
Lead Time15-30 days after deposit
Supply Ability20,000 tons / month
Loading PortTianjin / Qingdao, China
Payment TermsT/T, L/C at sight

Product Description

Three-layer polyethylene (3PE) coated steel pipe for buried oil, gas and water pipelines. The coating combines a fusion-bonded epoxy (FBE) primer, a copolymer adhesive layer and a polyethylene top layer, providing long-term corrosion protection in soil environments. Base pipe can be SSAW, LSAW or seamless.

Specifications

Coating	FBE primer + adhesive + PE top coat
Coating Thickness	≥2.5 mm (standard grade)
Base Pipe	SSAW / LSAW / seamless
Standard	DIN 30670, GB/T 23257
Service	buried pipeline, long-term anti-corrosion

Features & Advantages

3PE / TPEP coating with strong adhesion and impact resistance

IPN8710 and epoxy coal tar linings for drinking water and sewage

Cement mortar lining for large bore water transmission

Excellent long-term protection in buried and humid environments

Coating thickness tested by spark detector before shipment

Service life significantly extended compared with bare steel

Applications

Buried water & sewage linesOil & gas fieldsSea water coolingFire protectionChemical plantsIrrigation

Packing & Delivery

Pipes are bundled with steel strips, ends protected with caps, suitable for container or bulk vessel. Coated and insulated pipes are packed per design. Full export documents are provided: commercial invoice, packing list, bill of lading and mill test certificates.

Frequently Asked Questions

Which coating system should I choose?

3PE for buried gas and oil lines, IPN8710 for drinking water, epoxy coal tar for chemical media, cement mortar for large bore water. Send us the medium and environment and we recommend the right system.

How is coating quality checked?

Coating thickness, adhesion and pinhole (spark) tests are done pipe by pipe before packing. Test reports are provided with the shipment.

What is the coating lifetime?

Under normal buried conditions the 3PE system is designed for decades of service; exact figures depend on soil environment and cathodic protection.

Request a Quotation

Tell us the size, wall thickness, standard and quantity you need - our sales engineer will reply within 24 hours.