Product Description:
American Standard Carbon Steel Seamless Pipes, also known as Boiler Tubes, are precision-engineered to meet the stringent requirements of boiler and pressure vessel applications. These tubes are manufactured in compliance with American standards such as ASTM A106, ASTM A53, and ASME SA106, ensuring a high level of quality and reliability. They are seamless, which means they are produced without a weld, providing superior strength and integrity.
Advantages:
- Seamless Construction: Offers greater pressure tolerance and resistance to failure compared to welded pipes.
- Uniform Quality: Uniform wall thickness and material composition throughout the length of the tube.
- High Strength: Capable of withstanding high pressures and temperatures, essential for boiler applications.
- Longevity: Designed for long-term use with minimal maintenance, reducing lifecycle costs.
- Wide Range of Sizes: Available in various sizes and lengths to suit different boiler designs and requirements.
Product Parameter Table:
Category | Parameter | Typical Range/Value |
Mechanical Properties | Tensile Strength | 415-690 MPa (ASTM A106 Grade B) |
| Yield Strength | ≥ 240 MPa (for nominal wall thickness ≤ 0.5 in) |
| | ≥ 205 MPa (for nominal wall thickness > 0.5 in) |
| Elongation | ≥ 20% (in 2 in or 50 mm length) |
Chemical Composition | Carbon (C) | 0.29-0.36% (ASTM A106 Grade B) |
| Manganese (Mn) | 0.35-0.65% |
| Phosphorus (P) | ≤ 0.035% |
| Sulfur (S) | ≤ 0.035% |
Diameter Tolerance | Outer Diameter | ± 1/16 in (±1.6 mm) |
Wall Thickness Tolerance | Wall Thickness | ± 12.5% of nominal thickness or ± 0.005 in, whichever is greater |
Applications:
- Boiler Tubes: Used extensively in the construction of steam boilers for power generation and industrial processes.
- Heat Exchangers: Ideal for use in shell and tube heat exchangers due to their high heat transfer efficiency.
- Pressure Vessels: Suitable for high-pressure vessels where strength and reliability are paramount.
- Oil and Gas Industry: Employed in pipelines and equipment that require high-pressure and temperature resistance.
- Chemical Processing: Used in chemical plants for the transportation of chemicals and other substances under pressure.


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