API 5L X60 Pipe
Grade: API 5L X60 / L415 (PSL1 or PSL2)
Size Range: 1/2” to 60” (OD: 21.3mm to 1524mm)
Wall Thickness (Schedule): SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, SCH 160, SCH XXS
Certification: Mill Test Certificate per EN 10204 3.1, API 5L monogram license, ISO 9001, PED/CE (optional), third-party inspection (SGS/BV/etc available)
API 5L X60 Pipe is a steel pipe used in the oil and gas industry for transporting oxygen, water, petroleum, and other media, conforming to API SPEC 5L and GB/T 9711 standards. Its outer diameter ranges from 8 inches to 1240 millimeters, with wall thicknesses from 1 to 200 millimeters. Materials encompass multiple grades, including Grade B, X42 to X70, with the X60 grade offering both strength and toughness, suitable for extreme environments such as deep sea and polar regions.
As a premier supplier, Baohui provides API 5L X60-compliant PSL1 and PSL2 pipelines to meet diverse onshore and offshore project requirements. Whether your project demands seamless pipes (SMLS), electric resistance welded pipes (ERW), or long submerged arc welded pipes (LSAW), our products are specially engineered to withstand high pressures and harsh environmental conditions.
API 5l x60 specification
| Specification Item | Description |
|---|---|
| Product Standard | API 5L |
| Steel Grade | API 5L X60 / L415 (PSL1 or PSL2) |
| Size Range | 1/2" to 60" (OD: 21.3mm to 1524mm) |
| Wall Thickness (Schedule) | SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, SCH 160, SCH XXS |
| Pipe Ends | Beveled (Standard for welding), Plain (Square cut), Threaded (NPT or API threads with couplings) |
| Manufacturing Process | Seamless (SMLS), Electric Resistance Welded (ERW), or Submerged Arc Welded (SAW-LSAW/SSAW) |
| Coating | • External: FBE, 3LPE, 3LPP, Black Varnish/Paint, Galvanized (Hot-Dip) • Internal: Optional FBE, Epoxy Lining, Cement Mortar |
| Length | Single Random (SR: 5-7m), Double Random (DR: 10-13m), or Cut-to-Length (as required) |
| Packaging | Bundled with steel straps, plastic/steel end protectors, anti-rust VCI paper or coating for sea transit, and clear stencil marking per API/ISO standards. |
| Certification | Mill Test Certificate per EN 10204 3.1, API 5L monogram license, ISO 9001, PED/CE (optional), third-party inspection (SGS/BV/etc available) |
Chemical Composition of API 5L X60 Pipe
| Element | PSL1 Max (%) | PSL2 Max (%) | Typical Control Range |
|---|---|---|---|
| Carbon (C) | 0.28 | 0.22 | 0.08-0.18 |
| Manganese (Mn) | 1.40 | 1.60 | 1.20-1.50 |
| Phosphorus (P) | 0.030 | 0.025 | ≤0.020 |
| Sulfur (S) | 0.030 | 0.015 | ≤0.010 |
| Silicon (Si) | 0.45 | 0.45 | 0.15-0.35 |
Mechanical Properties of API 5L X60 Pipe
| Property | Standard Requirement | Typical Range |
|---|---|---|
| Minimum Yield Strength | 415 MPa (60,000 psi) | 430-530 MPa |
| Minimum Tensile Strength | 520 MPa (75,000 psi) | 530-630 MPa |
| Yield-to-Tensile Ratio | ≤0.93 (PSL2) | 0.82-0.88 |
| Elongation (Min.) | 20% | 22-28% |
| Impact Toughness (-10°C) | ≥40 J (PSL2) | 50-100 J |
Size Range
| Pipe Type | OD Range | Wall Thickness Range | Max. Length |
|---|---|---|---|
| Seamless Pipe (SMLS) | 10.3-1066.8 mm | SCH20-SCH160 | 12.5 m |
| Longitudinal Welded Pipe (LSAW) | 323.9-1625.6 mm | 6.0-60.0 mm | 12.5 m |
| Spiral Welded Pipe (SSAW) | 219.1-2540.0 mm | 5.0-25.4 mm | 12.5 m |
Manufacturing Processes
1. Seamless Pipe (SMLS) Production Process
Hot Rolling Process: Round billet heating → piercing → elongating → sizing → cooling.
Cold Drawing Process: Suitable for small-diameter, high-precision pipes.
Heat Treatment: Normalizing or Quenching & Tempering to optimize microstructure.
Advantages: Weld seam-free, uniform wall thickness, high-pressure-bearing capacity.
2. Longitudinal Welded Pipe (LSAW) Production Process
JCOE/UOE forming process.
Pre-bending → forming → welding → expanding.
Internal and external double-sided submerged arc welding.
Suitable for large-diameter, heavy-wall pipes.
3. Spiral Welded Pipe (SSAW) Production Process
Spiral forming from a hot-rolled steel coil.
Continuous submerged arc welding.
Online ultrasonic testing.
Cost-effective and flexible production.

Factory Strength & Equipment
Our facility is equipped with state-of-the-art production lines to guarantee large-scale supply and consistent quality:
Manufacturing Capability: Annual output of over 200,000 tons of high-grade line pipe.
Testing Center: In-house laboratories for chemical analysis, tensile testing, Charpy impact testing, and hardness testing.
NDT Equipment: Full-length ultrasonic and X-ray inspection systems to ensure 100% defect-free products.
Certifications: ISO 9001, API 5L, CE, and PED certified manufacturing processes.





Quality Assurance & After-Sales Service
Mill Test Certificate (MTR): All API 5L X60 Pipes are supplied with full MTRs according to EN 10204 3.1 or 3.2.
Third-Party Inspection: We welcome inspections from SGS, BV, or TUV to verify quality before shipment.
Warranty: We provide a comprehensive quality guarantee; any material found to have manufacturing defects will be replaced immediately.
Delivery Time: 7-15 days for stock items; 30-45 days for custom production runs.
Packaging Standards
End Protection: Plastic or steel end caps.
Anti-Rust Measures: Anti-rust oil or VCI (Vapor Corrosion Inhibitor) paper.
Bundling Method: Steel strapping, maximum bundle weight 5 metric tons.
Clear Marking: Standard information (specification, material, heat number, etc.) stenciled/printed.
Get a Quote Now
If you are looking for a reliable API 5L X60 pipe supplier, please feel free to contact us. We provide:
Free sample testing.
Detailed technical solutions.
Competitive pricing.
One-stop solutions.
Contact Us: Submit an inquiry form or call our sales team directly for a personalized quote and technical support.
Email:baohui@bhsteelpipe.com
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