LSAW Steel Pipe
2026-04-07 22:32:11 | 阅读（660）
We are a professional LSAW steel pipe supplier from China, providing large diameter longitudinal submerged arc welded pipes for oil & gas, water transmission and infrastructure projects. Our pipes meet API 5L standards and are widely used in long-distance pipeline systems.
Our LSAW steel pipes are designed for high-pressure and large-diameter applications, offering excellent strength, durability and welding performance. They are widely used in oil and gas pipelines, water supply systems and structural projects worldwide.
Standard: APISPEC 5L
Grade：API 5L GR.B, X40, X42, X52, X56, X60, X65, X70
Size:
OD: 406.4MM-1422MM (16”-56”)
Thickness: 8MM-50.8MM depends on OD
Standard: APISPEC 5L
Mechanical Properties
Standard | Grade | （MPa） | （MPa） | ||
Yield strength | Tensile Strength | ||||
API SPEC 5L | PSL1 | ||||
B | ≥241 | ≥414 | |||
×42 | ≥290 | ≥414 | |||
×46 | ≥317 | ≥434 | |||
×52 | ≥359 | ≥455 | |||
×56 | ≥386 | ≥490 | |||
×60 | ≥414 | ≥517 | |||
×65 | ≥448 | ≥531 | |||
×70 | ≥483 | ≥565 | |||
PSL2 | |||||
| Min | Max | Min | Max | |
B | 241 | 448 | 441 | 758 | |
×42 | 290 | 496 | 414 | 758 | |
×46 | 317 | 524 | 434 | 758 | |
×52 | 359 | 531 | 455 | 758 | |
×56 | 386 | 544 | 490 | 758 | |
×60 | 414 | 565 | 517 | 758 | |
×65 | 448 | 600 | 531 | 758 | |
×70 | 483 | 621 | 565 | 758 | |
Chemical Composition(%)
Standard | Grade | C | Mn | P | S | CEV |
Max | Max | Max | Max | Max | ||
PSL1 |
- | |||||
B | 0.26 | 1.2 | 0.030 | 0.030 | ||
×42 | 0.26 | 1.3 | 0.030 | 0.030 | ||
×46,×52,×56，X60 | 0.26 | 1.4 | 0.030 | 0.030 | ||
X65 | 0.26 | 1.45 | 0.030 | 0.030 | ||
X70 | 0.26 | 1.65 | 0.030 | 0.030 | ||
PSL2 |
0.43 | |||||
B | 0.22 | 1.20 | 0.025 | 0.015 | ||
×42 | 0.22 | 1.30 | 0.025 | 0.015 | ||
×46,×52,×56, ×60 | 0.22 | 1.40 | 0.025 | 0.015 | ||
X65 | 0.22 | 1.45 | 0.025 | 0.015 | ||
X70 | 0.22 | 1.65 | 0.025 | 0.015 | ||
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For technical details, pricing, and project solutions, please contact: sales@unionlever.com
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