ASME SA53 API 5L Grade B Carbon Steel Seamless Tubes
1. Product Description: ASME SA53 API 5L Grade B Carbon Steel Seamless Tubes are high-quality pipes used extensively across various industries for a multitude of applications. These tubes are manufactured from carbon steel and are seamless, ensuring a uniform wall thickness and superior structural integrity. The Grade B designation indicates a specific level of mechanical properties suitable for a range of high-pressure applications.
2. Product Parameters:
| Parameter | Description |
| Grade | ASME SA53 API 5L Grade B |
| Material | Carbon Steel (Seamless) |
| Standard | ASME SA53, API 5L |
| Size Range | Various diameters and wall thicknesses as per ASME SA53 and API 5L standards |
| Length | Standard lengths, customizable upon request |
| Ends | Plain ends, beveled ends, threaded, or socket-weld ends |
| Surface Treatment | As-rolled, annealed, or normalized |
3. Mechanical Properties:
| Property | Requirement |
| Tensile Strength | ≥415 MPa (60,000 psi) |
| Yield Strength | ≥240 MPa (35,000 psi) |
| Elongation | ≥20% in 50 mm (2 in) or 4D, whichever is greater |
| Hardness | Varies depending on heat treatment and processing |
4. Chemical Composition:
| Element | Typical Range (%) |
| Carbon | 0.29 - 0.36 |
| Manganese | 0.35 - 0.60 |
| Phosphorus | ≤ 0.035 |
| Sulfur | ≤ 0.035 |
| Silicon | ≤ 0.35 |
5. Product Uses:
- Oil and Gas Industry: Used for transporting oil, natural gas, and other fluids in pipelines.
- Structural Applications: Employed as structural supports in construction projects.
- Mechanical Equipment: Suitable for manufacturing various mechanical components and equipment.
- Piping Systems: Ideal for use in industrial piping systems for water, steam, and other fluids.
- Pressure Vessels: Utilized in the construction of pressure vessels and boilers.
6. Product Grade Standards:
- ASME SA53: This standard specifies requirements for seamless ferritic and austenitic steel pipes used in high-temperature services.
- API 5L Grade B: This grade is part of the API 5L specification, which covers line pipes (seamless and welded) used for pipeline transportation systems in the petroleum and natural gas industries.
Conclusion: ASME SA53 API 5L Grade B Carbon Steel Seamless Tubes are versatile and robust, offering a range of benefits that make them suitable for various high-pressure and high-temperature applications. Their seamless construction and adherence to ASME SA53 and API 5L standards ensure that these tubes provide a reliable and cost-effective solution for industries such as oil and gas, construction, and mechanical engineering.
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