API 5L PSL-1 Seamless Carbon Steel Line Pipe / Tubes
API 5L PSL-1 Seamless Steel Line Pipe / Tubes are manufactured to meet the stringent requirements of the American Petroleum Institute's Specification 5L, which is specifically designed for the petroleum and natural gas industries. PSL-1, which stands for Product Specification Level 1, indicates a particular set of standards that these pipes must adhere to.
Introduction: API 5L PSL-1 Seamless Steel Line Pipe / Tubes are engineered for pipeline transportation systems and are available in both seamless and welded varieties. These pipes are designed to convey oil, gas, and water, and are suitable for onshore and offshore applications. The seamless construction ensures a uniform material structure, providing superior pressure resistance and reliability compared to welded pipes.
Key Features:
- Seamless Construction: Offers a continuous material structure without any welds, reducing the risk of leaks and failures.
- High-Quality Steel: Made from high-quality carbon steel with precise chemical composition and mechanical properties.
- Dimensional Accuracy: Manufactured to close dimensional tolerances to ensure a perfect fit in pipeline systems.
- Pressure Resistance: Designed to withstand high internal pressures, making them ideal for high-pressure applications.
- Corrosion Resistance: Suitable for various environments, including those with corrosive substances.
Applications:
- Oil and Gas Industry: Used for transporting oil, natural gas, and petroleum products in both onshore and offshore pipelines.
- Water Supply Systems: Employed in high-pressure water supply systems for industrial and municipal use.
- Refineries and Petrochemical Plants: Utilized in the construction of pipelines within refineries and petrochemical plants for fluid transport.
- Gas Distribution Networks: Suitable for the construction of gas distribution networks in urban and rural areas.
- Structural Applications: Used as structural components in various heavy-duty applications due to their strength and durability.
Chemical Composition and Mechanical Properties: The chemical composition and mechanical properties of API 5L PSL-1 pipes are defined by the API 5L specification, ensuring that the pipes meet the necessary criteria for steel chemistry, strength, toughness, and dimensional characteristics.
Manufacturing Processes: API 5L PSL-1 pipes can be manufactured using various processes, including hot-forming for seamless pipes and different welding techniques for welded pipes.
Quality Assurance: Manufacturers of API 5L PSL-1 pipes are committed to quality, ensuring that the pipes can withstand the demands of challenging environments and are executed with precision and durability.
Tolerance on Dimensions
| Standard | Out Diameter | Wall Thickness |
| API 5L | Tolerance | Tolerance |
| D<60.3 | +0.41mm, -0.80mm | +15.0%, -12.5% |
| D≥60.3 | +0.75%D, -0.75%D | +15.0%, -12.5% |
Standard
| Standard | Grade | Chemical Components (%) | Mechanical Properties |
| C | Si | Mn | P | S | Tensile STrength(Mpa) | Yield STrength(Mpa) |
| API 5L PSL1 | A | 0.22 | - | 0.90 | 0.030 | 0.030 | ≥331 | ≥207 |
| B | 0.28 | - | 1.20 | 0.030 | 0.030 | ≥414 | ≥241 |
| X42 | 0.28 | - | 1.30 | 0.030 | 0.030 | ≥414 | ≥290 |
| X46 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥434 | ≥317 |
| X52 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥455 | ≥359 |
| X56 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥490 | ≥386 |
| X60 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥517 | ≥448 |
| X65 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥531 | ≥448 |
| X70 | 0.28 | - | 1.40 | 0.030 | 0.030 | ≥565 | ≥483 |
| API 5L PSL2 | B | 0.24 | - | 1.20 | 0.025 | 0.015 | ≥414 | ≥241 |
| X42 | 0.24 | - | 1.30 | 0.025 | 0.015 | ≥414 | ≥290 |
| X46 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥434 | ≥317 |
| X52 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥455 | ≥359 |
| X56 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥490 | ≥386 |
| X60 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥517 | ≥414 |
| X65 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥531 | ≥448 |
| X70 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥565 | ≥483 |
| X80 | 0.24 | - | 1.40 | 0.025 | 0.015 | ≥621 | ≥552 |
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