ASME SA53 Grade A and Grade B Carbon Steel Seamless Steel Pipes
1. Product Description: ASME SA53 Grade A and Grade B Carbon Steel Seamless Steel Pipes are premium-grade pipes used extensively across various industries for a multitude of applications. These pipes are manufactured from carbon steel and are seamless, ensuring a uniform wall thickness and superior structural integrity. The ASME SA53 specification covers these pipes, which are designed to withstand varying degrees of pressure and temperature conditions.
2. Product Parameters:
Parameter | Description |
Grades | ASME SA53 Grade A and Grade B |
Material | Carbon Steel (Seamless) |
Standard | ASME SA53 |
Size Range | Wide range of diameters and wall thicknesses |
Length | Typically 20 feet (6 meters), customizable upon request |
Ends | Plain ends, beveled ends, threaded, or socket-weld ends |
Surface Treatment | As-rolled, normalized, or annealed |
3. Product Advantages:
- Seamless Construction: Provides a consistent material structure and eliminates the risk of seam-related failures.
- Versatility: Suitable for a wide range of applications due to varying strength and ductility.
- Pressure Resistance: Designed to withstand different pressure levels depending on the grade.
- Cost-Effective: Offers a balance of quality and affordability.
- Corrosion Resistance: Offers inherent resistance to many corrosive environments.
4. Product Uses:
- Oil and Gas Industry: Used for transporting oil, gas, and other fluids in pipelines.
- Structural Applications: Employed as structural supports in construction projects.
- Mechanical Components: 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.
5. Executing Standards:
- ASME SA53: The pipes are manufactured in compliance with the ASME SA53 standard, which specifies the requirements for carbon steel pipes intended for high-temperature service.
6. Mechanical Properties:
Property | ASME SA53 Grade A | ASME SA53 Grade B |
Tensile Strength | ≥340 MPa (49,000 psi) | ≥415 MPa (60,000 psi) |
Yield Strength | ≥205 MPa (30,000 psi) | ≥240 MPa (35,000 psi) |
Elongation | ≥30% in 50 mm (2 in) | ≥20% in 50 mm (2 in) |
Hardness | Rockwell B 95 max (optional) | Rockwell B 95 max (optional) |
7. Chemical Composition:
Element | ASME SA53 Grade A Range (%) | ASME SA53 Grade B Range (%) |
Carbon | 0.30 - 0.33 | 0.30 - 0.33 |
Manganese | 0.40 - 0.60 | 0.40 - 0.60 |
Phosphorus | ≤ 0.035 | ≤ 0.035 |
Sulfur | ≤ 0.035 | ≤ 0.035 |
Silicon | ≤ 0.35 | ≤ 0.35 |
Conclusion: ASME SA53 Grade A and Grade B Carbon Steel Seamless Steel Pipes are versatile and robust, offering a range of benefits that make them suitable for a variety of high-temperature and high-pressure applications. Their seamless design and adherence to ASME SA53 standards ensure that these pipes provide a reliable and cost-effective solution for industries such as oil and gas, construction, and mechanical engineering.
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