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Home » Steel Products » Carbon Steel Pipes & Tubes » API 5L X52 Line Pipe

API 5L X52 Line Pipe

Professional API 5L X52 pipe supplier providing X52 line pipe in PSL1 & PSL2, including seamless, ERW, and LSAW types for oil & gas pipeline projects worldwide. ✔ Full Range of API 5L X52 Line Pipe ✔ Seamless / ERW / LSAW Available ✔ PSL1 & PSL2 Certified Supply ✔ Fast Delivery from Stock & […]

Professional API 5L X52 pipe supplier providing X52 line pipe in PSL1 & PSL2, including seamless, ERW, and LSAW types for oil & gas pipeline projects worldwide.

✔ Full Range of API 5L X52 Line Pipe
✔ Seamless / ERW / LSAW Available
✔ PSL1 & PSL2 Certified Supply
✔ Fast Delivery from Stock & Production
✔ Third-Party Inspection Supported

👉 Get a Quote for API 5L X52 Pipe within 24 Hours


API 5L X52 Pipe Overview

API 5L X52 pipe, also known as X52 line pipe or API 5L Grade X52 pipe, is a high-strength pipeline steel widely used in oil and gas transmission systems. With a minimum yield strength of 52 ksi (360 MPa), it belongs to HSLA (High Strength Low Alloy) steel, offering excellent strength, toughness, and weldability.

This pipeline steel pipe is available in PSL1 and PSL2, meeting different project requirements for quality, testing, and chemical composition.

Typical Uses:

  • Oil pipeline steel systems
  • Gas pipeline pipe networks
  • Water transmission pipelines
  • Structural and mechanical applications

Why Choose API 5L X52 Line Pipe

Material Advantages

  • Balanced strength and ductility for pipeline performance
  • Excellent weldability for construction efficiency
  • Suitable for long-distance transmission line pipe systems
  • Reliable under medium to high pressure conditions

Our Supply Advantages

  • Trusted API 5L X52 pipe supplier with global export experience
  • Stable sourcing from leading steel mills
  • Custom X52 pipe manufacturing based on project specs
  • Flexible coating, size, and processing options
  • Fast quotation and technical support

API 5L X52 Pipe Specifications

Standard: API 5L
Grade: X52 / L360
Product Level: PSL1 / PSL2

Chemical Composition

Grade C Mn P S
PSL1 ≤0.28 ≤1.40 ≤0.030 ≤0.030
PSL2 ≤0.24 ≤1.40 ≤0.025 ≤0.015

Mechanical Properties

Property Value
Yield Strength ≥ 360 MPa (52 ksi)
Tensile Strength 460–760 MPa
Elongation ≥ 20%

👉 Full API 5L X52 pipe specifications available upon request.


API 5L X52 Pipe Size Range

We supply a complete size range of API 5L X52 steel pipe:

Seamless X52 Pipe

  • OD: 21.3 – 508 mm
  • WT: 2 – 60 mm

ERW X52 Pipe

  • OD: 21.3 – 610 mm
  • WT: 2 – 20 mm

LSAW X52 Pipe

  • OD: 406 – 1620 mm
  • WT: 6 – 50 mm

Length: 6m / 9m / 12m or custom

👉 Custom API 5L X52 pipe sizes supported.


API 5L X52 Pipe Manufacturing Process

  • Seamless Pipe: Hot rolled or cold drawn for high-pressure use
  • ERW Pipe: Cost-effective welded steel pipe for standard pipelines
  • LSAW Pipe: Large diameter line pipe for transmission projects

Each process ensures compliance with API 5L X52 line pipe standards.


API 5L X52 Pipe Applications

API 5L X52 pipeline steel pipe is widely used in:

  • Oil and gas pipeline transmission
  • Natural gas distribution systems
  • Offshore and onshore pipeline projects
  • Water transmission engineering
  • Structural steel applications

👉 Ideal X52 pipe for oil and gas pipeline projects worldwide.


API 5L X52 Pipe Coating & End Finishing

Surface Coating

  • Black painted
  • Varnished
  • 3LPE / 3PP anti-corrosion coating
  • Galvanized

Pipe Ends

  • Plain end
  • Beveled end
  • Threaded with coupling

API 5L X52 Pipe Quality Control

  • Mill Test Certificate (EN 10204 3.1)
  • Chemical & mechanical testing
  • Hydrostatic testing
  • NDT: UT / RT
  • Third-party inspection (SGS / BV / TUV)

API 5L X52 Pipe Packaging & Delivery

  • Bundled with steel strips
  • Plastic caps protection
  • Waterproof export packaging
  • Container or bulk shipment

👉 Safe delivery guaranteed for export pipeline projects.


API 5L X52 Pipe Project Experience

We have supplied API 5L X52 line pipe to:

  • Middle East oil pipeline projects
  • Southeast Asia gas transmission systems
  • Africa water and infrastructure projects

API 5L X52 vs Other Grades

X52 vs X42 Pipe

  • Higher strength than X42
  • Better for longer distance pipelines

X52 vs X60 Pipe

  • Lower strength than X60
  • More cost-effective for medium pressure systems

👉 Choosing between grades depends on pressure, cost, and design requirements.


How to Choose API 5L X52 Pipe

When selecting API 5L X52 pipe, consider:

  • PSL1 or PSL2: PSL2 for stricter quality requirements
  • Seamless or ERW: Seamless for high pressure, ERW for cost efficiency
  • Coating Type: 3LPE for corrosion resistance in harsh environments
  • Project Specs: Always confirm technical standards and inspection needs

API 5L X52 Pipe FAQ

What is API 5L X52 pipe?
It is a pipeline steel pipe with 52 ksi yield strength used for oil, gas, and water transmission.

What is the difference between PSL1 and PSL2?
PSL2 has stricter requirements on testing, chemistry, and performance.

Is X52 pipe suitable for high pressure?
Yes, it is suitable for medium to high-pressure pipeline systems.

What is API 5L X52 pipe price?
Price depends on size, quantity, coating, and market conditions.

Can you supply X52 pipe from stock?
Yes, stock and production options are available.


Get a Quote for API 5L X52 Pipe

Looking for a reliable API 5L X52 pipe supplier?

👉 Send your requirements now
👉 Get fast quotation & technical support
👉 Professional service for global pipeline projects