Here are some key points about LSAW steel pipes:
Welding Process: LSAW steel pipes are manufactured by using a single, double, or triple submerged arc welding process. This method allows for high-quality, uniform welds along the length of the pipe.
Longitudinal Seam: The welding process creates a longitudinal seam in the steel pipe, resulting in a strong and durable construction that is suitable for various applications.
Large Diameter Capability: LSAW steel pipes are known for their capability to be manufactured in large diameters, making them suitable for applications that require the transportation of significant volumes of fluids or for use in structural applications.
Applications: LSAW steel pipes are commonly used in applications such as oil and gas transmission pipelines, piling, structural support in construction, and other industrial and infrastructure projects.
Compliance with Standards: LSAW steel pipes are designed and manufactured to meet industry standards and specifications, ensuring that they meet the requirements for specific applications and environmental conditions.
| API 5L PSL1 Welded Steel Pipe | Chemical Composition | Mechanical Properties | ||||
| Steel grade | C (max.)% | Mn (max.)% | P (max.)% | S (max.)% | Yield strength min. MPa |
Tensile strength min. MPa |
| Grade A | 0.22 | 0.9 | 0.03 | 0.03 | 207 | 331 |
| Grade B | 0.26 | 1.2 | 0.03 | 0.03 | 241 | 414 |
| Outside Diameter | 325-2020MM |
| Thickness | 7.0-80.0MM (tolerance +/-10-12%) |
| Length | 6M-12M |
| Standard | API 5L, ASTM A252 |
| Steel Grade | Grade B, x42, x52 |
| Pipe Ends | Beveled endswith or without pipe end steel protections |
| Pipe Surface | Natural Blackor Painted Blackor 3PE Coated |
