Heavy Wall API 5L X70 Pipe for High Pressure Pipeline
API 5L line pipes are made of carbon steel for oil & gas. Haneesy supplies certified products for global pipeline projects.
- Wide Grade Range
Covers API 5L PSL1 and PSL2 from X42 to X80, meeting diverse project needs. - Excellent Mechanical Strength
High yield and tensile strength ensure durability under high-pressure fluid transmission. - Superior Weldability
Suitable for both seamless and welded applications with stable welding performance. - Corrosion Resistance Options
Available with internal/external coatings like FBE, 3PE, and epoxy for harsh environments. - Certified Quality for Global Use
Complies with API, ISO, and EN standards, ideal for oil & gas pipeline contractors, EPCs, and distributors.
API 5L Pipe Description
API 5L Line Pipe is a high-performance steel pipe widely used for oil, gas, and water transmission in both onshore and offshore pipelines. As a reliable API 5L Pipe Supplier, we provide grades from X42 to X80 with seamless and welded options, meeting ISO and API standards. Available in bulk and customized lengths, our pipes ensure excellent mechanical strength, corrosion resistance, and weldability. Ideal for pipeline contractors, energy distributors, and engineering companies, our API 5L Steel Pipes are designed to reduce operational risk and extend service life.
API 5L Pipe Data Sheet
| PSL 1 | |||||||||
| GRADE | Chemical Composition | Mechanical Property | |||||||
| C (Max) | Mn (Max) | P (Max) | S (Max) | TENSILE ( Min ) | YIELD ( Min ) | ||||
| Psi X 1000 | Mpa | Psi X 1000 | Mpa | ||||||
| A25 | CL I | 0.21 | 0.6 | 0.03 | 0.03 | 45 | 310 | 25 | 172 |
| CL II | 0.21 | 0.6 | 0.03 | 0.03 | |||||
| A | 0.22 | 0.9 | 0.03 | 0.03 | 48 | 331 | 30 | 207 | |
| B | 0.26 | 1.2 | 0.03 | 0.03 | 60 | 414 | 35 | 241 | |
| X42 | 0.26 | 1.3 | 0.03 | 0.03 | 60 | 414 | 42 | 290 | |
| X46 | 0.26 | 1.4 | 0.03 | 0.03 | 63 | 434 | 46 | 317 | |
| X52 | 0.26 | 1.4 | 0.03 | 0.03 | 66 | 455 | 52 | 359 | |
| X56 | 0.26 | 1.4 | 0.03 | 0.03 | 71 | 490 | 56 | 386 | |
| X60 | 0.26 | 1.4 | 0.03 | 0.03 | 75 | 517 | 60 | 414 | |
| X65 | 0.26 | 1.45 | 0.03 | 0.03 | 77 | 531 | 65 | 448 | |
| X70 | 0.26 | 1.65 | 0.03 | 0.03 | 82 | 565 | 70 | 483 | |
| PSL2 | ||||||||||||
| GRADE | Chemical Composition | Mechanical Property | ||||||||||
| C | Mn | P | S | Tensile | Yield | C. E.IMPACT ENERGY | ||||||
| (Max) | (Max) | (Max) | (Max) | Psi x 1000 | Mpa | Psi x 1000 | Mpa | PCM | IIW | J | FT/LB | |
| B | 0.22 | 1.2 | 0.025 | 0.015 | 60 – 110 | 414 – 758 | 35 – 65 | 241 – 448 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X42 | 0.22 | 1.3 | 0.025 | 0.015 | 60 – 110 | 414 – 758 | 42 – 72 | 290 – 496 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X46 | 0.22 | 1.4 | 0.025 | 0.015 | 63 – 110 | 434 – 758 | 46 – 76 | 317 – 524 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X52 | 0.22 | 1.4 | 0.025 | 0.015 | 66 – 110 | 455 – 758 | 52 – 77 | 359 – 531 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X56 | 0.22 | 1.4 | 0.025 | 0.015 | 71 – 110 | 490 – 758 | 56 – 79 | 386 – 544 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X60 | 0.22 | 1.4 | 0.025 | 0.015 | 75 – 110 | 517 – 758 | 60 – 82 | 414 – 565 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X65 | 0.22 | 1.45 | 0.025 | 0.015 | 77 – 110 | 531 – 758 | 65 – 82 | 448 – 565 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X70 | 0.22 | 1.65 | 0.025 | 0.015 | 82 – 110 | 565 – 758 | 70 – 82 | 483 – 565 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| X80 | 0.22 | 1.9 | 0.025 | 0.015 | 90 – 120 | 621 – 827 | 80 – 102 | 552 – 705 | 0.25 | 0.43 | T/L 27/41 | T/L 20/30 |
| API 5L Grade | Yield Strength min.(ksi) | Tensile Strength mim.(%) | Yield to Tensile Ratio(max.) | Elongation min.% |
| A | 30 | 48 | 0.93 | 28 |
| B | 35 | 60 | 0.93 | 23 |
| X42 | 42 | 60 | 0.93 | 23 |
| X46 | 46 | 63 | 0.93 | 22 |
| X52 | 52 | 66 | 0.93 | 21 |
| X56 | 56 | 71 | 0.93 | 19 |
| X60 | 60 | 75 | 0.93 | 19 |
| X65 | 65 | 77 | 0.93 | 18 |
| X70 | 70 | 82 | 0.93 | 17 |
| X80 | 80 | 90 | 0.93 | 16 |
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API 5L Pipe Applications
1. Oil & Gas Transmission Pipelines
API 5L pipes are widely used for transporting crude oil, natural gas, and refined petroleum products. They are ideal for both onshore and offshore pipeline systems, ensuring reliable long-distance fluid delivery.
2. High-Pressure Pipeline Projects
Higher grades like API 5L X70, X80, and X100 are commonly used in high-pressure and long-distance pipeline projects across borders. Their excellent tensile strength and weldability make them suitable for demanding environments.
3. Sour Service Conditions
Special PSL2 grades such as X52Q, X60Q, and X65QS are designed for sour service environments with H2S, offering resistance to hydrogen-induced cracking (HIC) and sulfide stress corrosion (SSC), ideal for sour gas fields.
4. Urban Gas Distribution & Heating Systems
Lower grades like Gr. B and X42 are perfect for low-pressure pipelines in urban areas, including gas distribution networks and district heating systems. They offer cost efficiency and easy installation.
5. Structural Support Applications
In some infrastructure projects, API 5L pipes are used for structural support in bridges, offshore platforms, and foundation piling, thanks to their high strength and durability.
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