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ASME SA210 Grade A1 Carbon Steel Tube Embedded G type Aluminum finned tube
ASTM A210 Gr.A1 Carbon Steel Embedded G-Fin Tubes are commonly used in a variety of industrial applications, especially heat exchangers. The embedded G-fins on the tubes increase the surface area of the tubes, which improves the heat transfer efficiency of the tubes. These tubes are commonly used in power plants, chemical plants and other industrial processes where heat transfer is critical.
| Standard Specification | ASTM A210 / A210M, ASME SA210, A210 A1, SA210 A1 |
| Grade | Grade A-1 |
| JIS G 3467 | STFA 10 |
| Size Range | 1⁄2 in. to 16 in. [12.7 to 406.4mm] |
| Wall Thickness | 1.5mm-50mm |
| Shape | Round |
| Manufacturing method | Hot and cold finished |
| Length | max 25 m, Single / Double random length |
| Terms | Mill test certificates will be issued according to EN10204.3 3.1 or 3.2 |
| A210 GR.A1 tubes Shall be Seamless, and the testing shall be as per A 450 / A450M. | |
| Common uses | Boiler Tubes, Seamless Steel Tubes, Steel Tubes, and Superheater Tubes. |
ASTM A210 / A210M Grade A-1 Chemical Compositions
| Chemical Components (%) | ||||||||
| Grade | C | Si | Mn | P | S | Mo | Cr | V |
| A-1 | ≤0.27 | ≥0.10 | ≤0.93 | ≤0.035 | ≤0.035 | / | / | / |
ASTM A210 / A210M Grade A-1 Mechanical Properties
| Mechanical Properties | ||||
| Grade | Tensile | Yield | Elongation | Hardness |
| Strength (Mpa) | Strength (Mpa) | (%) | (HRB) | |
| A-1 | ≥415 | ≥255 | ≥30 | ≤79 |
ASTM A210 / A210M Tube Wall Thickness Tolerance
| Seamless, Cold-Finished Tubes | ||
| Outside Diameter | Wall thickness Tolerance % | |
| In. (mm) | Over (+) | Under (-) |
| 1 ½ (38.1) and under | 20 | 0 |
| Over 1½ (38.1) | 22 | 0 |
Application
Apply to Boiler Tubes, Seamless Steel Tubes, Steel Tubes, and Superheater Tubes.
Advantages of ASTM A210 A1 Type G Fin Tubes
- Improved Heat Transfer: The integral G-fin on the tube greatly increases the surface area available for heat exchange. This improves heat transfer efficiency and makes the heating or cooling process more efficient.
- Compact design: The increased surface area of the G-fins allows for a more compact heat exchanger design. This is particularly advantageous where space is limited, as it makes efficient use of the available area.
- Resistance to Scaling: The G-fin design helps minimize the accumulation of dirt, debris or scaling agents on the fin surface. This reduces the risk of heat transfer efficiency degradation over time and allows for longer intervals between maintenance or cleaning procedures.
- Enhanced Strength: The presence of integral fins on the finned tube enhances its structural integrity and mechanical strength. This makes ASTM A210 A1 Type G finned tubes stronger and able to withstand higher pressures and forces.
- Cost Effective: Model G finned tubes provide a cost effective solution for heat transfer applications. Maximizing heat transfer efficiency and using less material than other methods, Type G finned tubes are an economical choice for a variety of industries.
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