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ASTM A161 is a specification that covers seamless carbon steel tubes for high-temperature service. These tubes are designed to withstand high temperatures and pressures, making them suitable for applications in industries such as petroleum refining, power generation, and chemical processing.
ASTM A161 is a specification that covers seamless carbon steel tubes for high-temperature service. These tubes are designed to withstand high temperatures and pressures, making them suitable for applications in industries such as petroleum refining, power generation, and chemical processing. ASTM A161 tubes offer excellent performance and reliability, making them an ideal choice for critical operations in extreme environments.
ASTM A161 covers different grades and variations to cater to diverse industry requirements. The standard includes grades such as Grade A1 and Grade C. Each grade has specific chemical composition and mechanical properties, allowing users to select the most suitable option based on their intended application and operating conditions.
ASTM A161 provides detailed technical information about seamless carbon steel tubes, including manufacturing methods, chemical composition, and mechanical properties. The standard also specifies dimensions and tolerances for outer diameter, wall thickness, and length. Adhering to these parameters ensures compatibility, uniformity, and ease of integration of ASTM A161 tubes into various systems.
ASTM A161 seamless carbon steel tubes possess specific chemical properties that define their composition. The chemical composition typically includes elements such as carbon, manganese, phosphorus, sulfur, silisyum, and others. These elements contribute to the overall characteristics and performance of the tubes, ensuring their suitability for high-temperature applications and resistance to corrosion.
| Chemical Component | Minimum Value | Maximum Value |
|---|---|---|
| Carbon (C) | 0.10% | 0.20% |
| Silisyum (Si) | 0.10% | 0.50% |
| Manganese (Mn) | 0.30% | 0.90% |
| Phosphorus (P) | 0.025% | – |
| Sulfur (S) | 0.025% | – |
| Mechanical Property | Minimum Value | Maximum Value |
|---|---|---|
| Tensile Strength | 325 MPa (47 ksi) | 440 MPa (64 ksi) |
| Yield Strength | 180 MPa (26 ksi) | 290 MPa (42 ksi) |
| Elongation | 30% minimum | – |
| Hardness | – | HRB 70 maximum |
| Standard | SA161 Tubes & A161 Tubes |
| Range | Straight lengths up to 27.00 Meters with Diameter Outside ranging from 6.00mm to 8O.00mm and thickness ranging from 0.85mm to 6mm. |
| Length | Single Random, Double Random & Required Length & Custom Size Available |
| Pipes & Tubes End | Beveled End, Plain End, Treaded Protected With Plastic Caps |
| Schedule | XS, XXS, 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, STD |
| Type | High Carbon, Seamless SA161 & A161 Pipes & Tubes, Low Carbon |
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Liaocheng Economic and Technological Development Zone, Shandong Province, China
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