Tianjin Brisk Steel is one of the manufacturers of ERW Steel Pipe For Petroleum Transportation Systems in China. Our products are mainly exported to the Middle East, Southeast Asia, Europe, New Zealand, and other regions.If you would like to learn more about our products, feel free to contact us and send your purchase list.
Why Our Petroleum Transportation Steel Pipes Stand Out
Advanced Material Grades & Specifications
We manufacture pipes utilizing top-tier carbon and alloy steel designed specifically for midstream and upstream applications. Our product line strictly adheres to global benchmarks:
- API 5L (Line Pipe): Available in Grades B through X80 (including X42, X52, X60, X65, and X70) for PSL1 and PSL2 specifications.
- ASTM/ASME standards: Ensuring precise chemical composition and mechanical properties.
Tailored Manufacturing Processes
To meet diverse project layouts, we offer various pipe construction types:
- Seamless (SMLS) Steel Pipes: Ideal for high-pressure environments, deep-sea applications, and critical refinery connections where zero-tolerance for weak points is mandatory.
- Welded Steel Pipes (ERW, LSAW, SSAW): Cost-effective, high-diameter solutions perfect for long-distance, cross-country overland transmission lines.
Superior Anti-Corrosion Coatings
Crude oil and natural gas often carry corrosive elements like hydrogen sulfide (H2S) and carbon dioxide (CO2). To drastically extend pipeline lifespan, we offer advanced internal and external protective coatings:
- 3PE (Three-Layer Polyethylene) and 3PP (Three-Layer Polypropylene) for robust mechanical and moisture protection.
- FBE (Fusion Bonded Epoxy) for excellent adhesion and cathodic disbondment resistance.
- Liquid Epoxy Linings to minimize friction and increase flow efficiency.
ERW PROCESS
Key Technical Features
| Feature | Specification / Capability |
| Outer Diameter (OD) | Seamless: 1/2" - 28" | Welded: 8" - 60" |
| Wall Thickness (WT) | SCH 10 to SCH 160, XXS (Up to 60mm) |
| Length | Single Random (SRL), Double Random (DRL), or Fixed (5.8m - 12m) |
| End Connections | Beveled Ends (for easy welding), Plain Ends, or Threaded |
| Testing Protocols | Hydrostatic, Ultrasonic (UT), Radiographic (RT), Eddy Current, HIC & SSC testing |
Applications Across the Petroleum Supply Chain
Our steel line pipes are the backbone of critical energy infrastructure worldwide:
- Onshore Cross-Country Pipelines: Moving crude oil safely across harsh terrains and deserts.
- Offshore & Subsea Pipelines: Engineered to resist immense underwater external pressures and marine corrosion.
- Refinery & Petrochemical Piping: Handling high-temperature, high-pressure hydrocarbon processing.
Frequently Asked Questions (FAQ)
Q: How do you ensure the pipes can handle Sour Service (H2S environments)?
A: For sour environments, regular steel is susceptible to Hydrogen-Induced Cracking (HIC) and Sulfide Stress Cracking (SSC). We utilize specially treated, clean steel with low sulfur and phosphorus content. Furthermore, our sour service pipes undergo rigorous HIC and SSC laboratory testing according to NACE MR0175/ISO 15156 standards to ensure absolute safety.
Q: Which type of pipe is better for long-distance oil transport: Seamless or Welded?
A: For ultra-high pressure zones or offshore risers, Seamless (SMLS) is preferred due to its uniform structure. However, for long-distance, large-diameter cross-country overland transmission, LSAW (Longitudinal Submerged Arc Welded) or SSAW (Spiral Welded) pipes are the industry standard. They offer a highly cost-effective solution for large diameters while maintaining exceptional structural integrity under modern welding and testing protocols.
Q: What is the difference between PSL1 and PSL2 in API 5L steel pipes?
A: PSL stands for Product Specification Level. PSL1 is a standard quality line pipe mainly used in low-pressure, less critical environments. PSL2 enforces much stricter mandatory requirements, including tighter chemical compositions, mandatory notch toughness (impact testing), non-destructive inspection, and traceable mechanical properties. PSL2 pipes are highly recommended for severe environments, high-pressure lines, and offshore projects.
Q: What third-party inspections (TPI) do you accept?
A: We welcome independent, world-renowned third-party inspection agencies chosen by our clients, including SGS, Bureau Veritas (BV), Intertek, and TUV. TPIs typically witness chemical analyses, tensile tests, hydrostatic testing, and dimensional checks before shipping.
Brisk Steel 'S Workshop
As an ISO 9001 certified manufacturer and global exporter, our facility integrates advanced rolling mills, automated sizing lines, and rigorous non-destructive testing (NDT) to ensure every tube delivers maximum field performance. We provide comprehensive EN 10204 3.1 Material Test Certificates (MTC) with every shipment, ensuring complete traceability and compliance with your local building codes.
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