ASTM A106/ASME SA106 and ASTM A53 Grade B High Pressure Boiler Steel Pipe
1. Product Description: ASTM A106/ASME SA106 and ASTM A53 Grade B High Pressure Boiler Steel Pipes are designed to handle the demands of high-pressure steam service. These pipes are manufactured from carbon steel and are seamless, ensuring a uniform wall thickness and superior structural integrity. They are widely used in boiler applications where high strength and durability are required.
2. Product Parameters:
Parameter | Description |
Grades | ASTM A106/ASME SA106, ASTM A53 Grade B |
Material | Carbon Steel (Seamless) |
Standard | ASTM A106, ASME SA106, ASTM A53 |
Size Range | Various diameters and wall thicknesses as per ASTM 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 | ASTM A106/ASME SA106 Requirement | ASTM A53 Grade B Requirement |
Tensile Strength | ≥415 MPa (60,000 psi) | ≥415 MPa (60,000 psi) |
Yield Strength | ≥240 MPa (35,000 psi) | ≥310 MPa (45,000 psi) |
Elongation | ≥20% in 50 mm (2 in) | ≥20% in 50 mm (2 in) |
Hardness | Varies depending on heat treatment | Varies depending on heat treatment |
4. Chemical Composition:
Element | ASTM A106/ASME SA106 Range (%) | ASTM A53 Grade B Range (%) |
Carbon | 0.29 - 0.36 | 0.29 - 0.33 |
Manganese | 0.35 - 0.60 | 0.35 - 0.60 |
Phosphorus | ≤ 0.025 | ≤ 0.025 |
Sulfur | ≤ 0.025 | ≤ 0.025 |
Silicon | ≤ 0.35 | ≤ 0.35 |
5. Product Uses:
- Boiler Tubes: Utilized in high-pressure boilers for steam generation.
- Superheater Tubes: Employed in the superheater sections of steam power plants.
- Heat Exchangers: Suitable for use in heat exchangers operating under high pressure and temperature.
- Pressure Vessels: Ideal for construction of high-pressure vessels and reactors.
- Refineries: Used in pipelines and components within oil refineries.
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