When you're looking for reliable pipeline solutions, our API 5L GR B Welded Steel Pipe stands as the industry standard for oil, gas, and water transmission systems. These steel pipes are designed to meet the requesting necessities of present day foundation ventures. With their remarkable strength-to-weight proportion and demonstrated toughness, they give the establishment for secure, long-lasting pipeline systems around the world. Our comprehensive fabricating capabilities guarantee you get steel pipe that surpass industry desires whereas keeping up cost-effectiveness for your projects.
Our welded steel pipe accommodate to API 5L PSL1 and PSL2 measures, speaking to the apex of pipeline fabricating greatness. We offer Review B steel pipe nearby higher grades counting X42, X52, X56, X60, X65, X70, and X80 for different application requirements.
Grade B steel pipe are particularly outlined for standard pipeline applications where unwavering quality and cost-effectiveness are fundamental. They offer great weldability, formability, and erosion resistance properties that make them perfect for both inland and seaward applications.
We utilize three demonstrated welding innovations to guarantee ideal pipe characteristics:
ERW (Electric Resistance Welded): High-precision fabricating handle conveying predominant dimensional exactness and steady divider thickness. Culminate for applications requiring tight tolerances.
SSAW (Spiral Submerged Arc Welded): Cost-effective arrangement for large-diameter steel pipe advertising amazing auxiliary judgment with proficient fabric utilization.
LSAW (Longitudinal Submerged Arc Welded): Premium fabricating strategy for thick-walled, large-diameter applications requiring greatest quality and reliability.
Each handle experiences thorough quality control measures to guarantee your steel pipe meet the most elevated industry standards.
| Product | ERW STEEL PIPE | LSAW STEEL PIPE | SSAW STEEL PIPE | SMLS STEEL PIPE |
| O.D | 21.3-660mm (1/2- 26") |
355.6-7000m (16"-275") |
219.1-4064mm ( 8" -160") |
10.3-914.4mm (1/8"-36") |
| WT | 1.5-22.2mm | 8 - 230mm | 5- 30mm | 1.73 -100mm |
Welded Steel Pipe Manufactuer in Tianjin, China



| Parameter | Specification Range |
|---|---|
| Outer Diameter | 21.3mm - 7,000mm |
| Wall Thickness | 0.8mm - 230mm |
| Length | Up to 100 meters |
| Standards | API 5L PSL1/PSL2 |
| Manufacturing Process | ERW, SSAW, LSAW |
| End Finish | Plain End, Beveled End |
| Property | Grade B Requirements |
|---|---|
| Yield Strength (Min) | 245 MPa (35,500 psi) |
| Tensile Strength (Min) | 415 MPa (60,200 psi) |
| Carbon Content (Max) | 0.28% |
| Manganese Content | 1.20% max |
| Phosphorus Content (Max) | 0.030% |
| Sulfur Content (Max) | 0.030% |
| Test Pressure | As per API 5L requirements |






Application:
Our pipes serve diverse industries and applications, including API 5L GR B Welded Steel Pipe:
Oil & Gas Pipelines: Coastal and seaward transmission frameworks requiring high-pressure capabilities and erosion resistance.
Water Foundation: Civil water supply systems, water system frameworks, and mechanical water transportation.
Structural Applications: Building establishments, marine structures, and bridge development projects.
Industrial Frameworks: Handle channeling, cooling frameworks, and fabricating office infrastructure.
Foundation Designing: Profound establishment heaps, sheet heaping frameworks, and ground stabilization projects.






Complete Guidelines Compliance: Your ventures request accuracy. We entirely follow to API 5L PSL1 and PSL2 benchmarks, guaranteeing each pipe meets worldwide quality requirements.
Comprehensive Fabricating Run: From small-diameter exactness steel pipe to enormous 7-meter distance across arrangements, our generation capabilities cover your whole extend spectrum.
45+ Years of Excellence: As part of Tianjin Xinyue Steel Group, we bring four decades of steel manufacturing expertise to every project.
Integrated Arrangements: We give end-to-end administrations counting fabricating, coating, creation, and building back, streamlining your supply chain.
Global Reach: With worldwide workplaces and stockrooms, counting offices in UAE and Dubai, we provide quicker benefit wherever your ventures take you.
Build to Final Reasoning: Each pipe we make takes after our commitment to long-term basic astuteness and execution excellence.
Q: What's the distinction between PSL1 and PSL2 specifications?
A: PSL2 offers more rigid chemical composition and mechanical property necessities, improved testing strategies, and extra quality affirmation measures compared to PSL1.
Q: Can you give custom lengths for extraordinary projects?
A: Yes, we make steel pipe up to 100 meters in length and can customize measurements based on your particular venture requirements.
Q: What coating alternatives are accessible for erosion protection?
A: We offer comprehensive coating arrangements counting galvanizing and anti-corrosion medicines planned for different natural conditions.
Q: How do you guarantee steady quality over expansive orders?
A: Our coordinates quality administration framework incorporates fabric traceability, in-process testing, and last assessment conventions that ensure consistency.
Q: What's the normal conveyance time period for standard specifications?
A: Conveyance times shift based on determinations and quantities.
Ready to discuss your pipeline requirements for API 5L GR B Welded Steel Pipe? Our engineering team is here to help you select the perfect specifications for your project. Contact us at sales@hypile.com for detailed quotations and technical support.
Have a project in mind? Tell us your goals — we’ll help you make it real.