Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of api 5l x65 lsaw steel pipe oil transmission in China. Please feel free to buy cheap api 5l x65 lsaw steel pipe oil transmission from our factory. All customized products are with high quality and low price.
Product Overview
Huayang API 5L X65 LSAW steel pipe is engineered for high-pressure oil transmission and long-distance energy pipeline systems.
| Parameter | Specification |
|---|---|
| Diameter Range | DN406.4–DN2800 |
| Material Grade | API 5L X65 |
| Manufacturing | LSAW Double-Sided Submerged Arc Welding |
| Wall Thickness | 7–50 mm |
| Application | Oil transmission |
This LSAW pipeline combines high strength, superior weld integrity, and dependable performance for critical oil transportation projects.
Material Performance and Application
Huayang API 5L X65 LSAW steel pipes are manufactured from premium pipeline steel plates using double-sided submerged arc welding, providing full-penetration welds, excellent dimensional accuracy, and consistent mechanical performance. API 5L X65 is a high-strength line pipe grade with a minimum yield strength of 448 MPa and a minimum tensile strength of 531 MPa, offering outstanding fracture toughness, weldability, and resistance to operating stress. These characteristics make the grade ideal for crude oil transmission lines, cross-country pipelines, refinery connections, and large-scale energy infrastructure. Huayang manufactures LSAW pipes in diameters from DN406.4 to DN2800 with wall thicknesses of 7–50 mm to satisfy demanding transmission requirements. Every pipe undergoes ultrasonic testing, radiographic weld inspection, hydrostatic pressure testing, and mechanical property verification to ensure full compliance with API 5L and reliable long-term service.
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