API 5L Pipe Supplier
OIS Middle East is a leading API 5L Pipe Supplier, delivering premium-quality line pipes designed for the safe transportation of oil, natural gas, water, steam, and other industrial fluids. Our API 5L pipes are manufactured in compliance with the latest American Petroleum Institute (API) specifications, ensuring exceptional strength, durability, and performance in demanding operating environments.
We supply a comprehensive range of API 5L seamless, ERW, LSAW, and SSAW line pipes in PSL1 and PSL2 specifications, available in various grades, sizes, wall thicknesses, and end connections. These pipes are widely used in upstream, midstream, and downstream oil & gas projects, petrochemical plants, power generation facilities, water transmission systems, and industrial infrastructure projects.
With a strong inventory, technical expertise, and efficient logistics network, OIS Middle East supports EPC contractors, pipeline construction companies, engineering consultants, fabricators, and industrial clients across the UAE, GCC countries, Africa, and global export markets.
API 5L is an internationally recognized specification developed by the American Petroleum Institute (API) for line pipes used in the transportation of petroleum, natural gas, water, and other fluids. API 5L pipes are designed to withstand high pressure, harsh environmental conditions, and demanding industrial operations while maintaining structural integrity and operational safety. These pipes are manufactured under strict quality controls and are available in seamless and welded forms to meet a wide range of project requirements.
- Superior mechanical strength
- Excellent pressure resistance
- Uniform wall thickness
- Reliable performance in critical applications
- Superior mechanical strength
- Excellent pressure resistance
- Uniform wall thickness
- Reliable performance in critical applications
- High dimensional accuracy
- Smooth internal surface
- Consistent wall thickness
- Suitable for medium-pressure pipelines
- Oil transmission
- Natural gas pipelines
- Offshore pipelines
- Water transmission
- API 5L Grade A
- API 5L Grade B
- API 5L X42
- API 5L X46
- API 5L X52
- API 5L X56
- API 5L X60
- API 5L X65
- API 5L X70
- API 5L Grade B PSL2
- API 5L X42 PSL2
- API 5L X52 PSL2
- API 5L X60 PSL2
- API 5L X65 PSL2
- API 5L X70 PSL2
PSL2 pipes include more stringent testing, tighter chemical composition limits, enhanced mechanical properties, and improved traceability compared to PSL1.
Our API 5L pipes are manufactured according to internationally recognized standards.
- API Specification 5L
- ISO 3183
- ASTM Standards
- ASME Specifications
- EN Standards
- NACE MR0175 (where applicable)
- SCH 10
- SCH 20
- SCH 30
- SCH 40
- SCH 60
- SCH 80
- SCH 120
- SCH 160
- Custom Wall Thickness
- Single Random Length
- Double Random Length
- Fixed Length
- Custom Cut Length
API 5L pipes are available with different end preparations.
- Plain End (PE)
- Bevel End (BE)
- Threaded End
- Grooved End (on request)
To enhance corrosion resistance and service life, we offer various surface finishes and protective coatings.
- Bare Finish
- Black Painted
- Fusion Bonded Epoxy (FBE)
- 3LPE Coating
- 3LPP Coating
- Internal Epoxy Coating
- Coal Tar Epoxy Coating
- Cement Mortar Lining
- Hot Dip Galvanized (where applicable)
To enhance corrosion resistance and service life, we offer various surface finishes and protective coatings.
- Bare Finish
- Black Painted
- Fusion Bonded Epoxy (FBE)
- 3LPE Coating
- 3LPP Coating
- Internal Epoxy Coating
- Coal Tar Epoxy Coating
- Cement Mortar Lining
- Hot Dip Galvanized (where applicable)
| Specification | Details |
|---|---|
| Product | API 5L Line Pipe |
| Manufacturing | Seamless, ERW, LSAW, SSAW |
| Specification | API 5L PSL1 / PSL2 |
| Grades | B, X42, X52, X60, X65, X70 |
| Size | ½”–72″ |
| End Type | Plain, Bevel, Threaded |
| Coating | FBE, 3LPE, 3LPP, Epoxy |
| Certification | EN 10204 3.1 / 3.2 |
API 5L pipes offer exceptional performance in demanding environments.
- High tensile strength
- Excellent toughness
- Superior weldability
- Outstanding pressure resistance
- Long service life
- Corrosion-resistant coating options
- Excellent dimensional accuracy
- Reliable performance under harsh operating conditions
- Suitable for sour service applications (selected grades)
- Compliance with international standards
- Hydrostatic Testing
- Ultrasonic Testing (UT)
- Radiographic Testing (RT)
- Eddy Current Testing
- Magnetic Particle Testing (MPT)
- Positive Material Identification (PMI)
- Chemical Composition Analysis
- Tensile Testing
- Impact Testing
- Hardness Testing
- Visual Inspection
- Dimensional Verification
- Third-Party Inspection
- EN 10204 3.1 Mill Test Certificate
- EN 10204 3.2 Certification
- Material Test Reports (MTR)
- Inspection Reports
- Traceability Documentation
Value-Added Services
To meet project-specific requirements, OIS Middle East provides:
- Pipe Cutting
- Pipe Beveling
- Threading
- Custom Machining
- Fusion Bonded Epoxy (FBE) Coating
- 3LPE & 3LPP Coating
- Cement Mortar Lining
- Export Packaging
- Third-Party Inspection Coordination
- Logistics & Documentation Support
- Extensive stock of API 5L pipes
- PSL1 and PSL2 availability
- International quality standards
- Competitive pricing
- Fast delivery across UAE & GCC
- Technical product expertise
- Global sourcing network
- Custom processing services
- Complete documentation
- Dedicated customer support
Industries We Serve
Our API 5L pipes are supplied to:
- Oil & Gas
- Petrochemical
- Offshore & Marine
- Power Generation
- Water Treatment
- Desalination
- Chemical Processing
- Construction
- Infrastructure
- Manufacturing
Supply Network
OIS Middle East supplies API 5L pipes throughout:
- United Arab Emirates
- Saudi Arabia
- Oman
- Qatar
- Kuwait
- Bahrain
- Africa
- Europe
- Asia
- International Export Markets
- FAQ
API 5L pipes are primarily used for transporting oil, natural gas, water, and other fluids in pipeline systems.
PSL2 pipes have stricter requirements for chemical composition, mechanical properties, non-destructive testing, and traceability compared to PSL1.
We supply Grade B, X42, X46, X52, X56, X60, X65, and X70 in both PSL1 and PSL2 specifications.
Yes. We supply seamless, ERW, LSAW, and SSAW API 5L line pipes.
Yes. EN 10204 3.1 and 3.2 Mill Test Certificates are available upon request.
Yes. We provide FBE, 3LPE, 3LPP, epoxy coatings, cement mortar lining, and other protective finishes
Yes. We provide FBE, 3LPE, 3LPP, epoxy coatings, cement mortar lining, and other protective finishes
Yes. We supply API 5L pipes across the UAE, GCC countries, Africa, and global export markets.
Share your required grade, PSL level, size, wall thickness, quantity, coating requirements, and delivery location with our sales team for a customized quotation.

