ASME SA249 TP304 Stainless Steel Extruded Fin Tube for Air Cooler Heat Exchanger
Overview:
The A249 TP304 Extruded fin tube is a type of heat exchanger tube commonly used in various industries. It is made of TP304 grade stainless steel, which provides excellent corrosion resistance and high heat transfer efficiency. The "extruded fin" refers to the fins on the outer surface of the tube, which increase the surface area for better heat transfer.
These tubes are manufactured using the extrusion process, where the fins are formed by pushing the metal through a die. This creates a strong bond between the fin and the tube, ensuring optimal heat transfer performance. The A249 TP304 Extruded fin tube is known for its durability, reliability, and suitability for applications in industries such as power generation, chemical processing, and HVAC (Heating, Ventilation, and Air Conditioning) systems.
With its specific composition and design, the A249 TP304 Extruded fin tube excels in heat transfer applications, making it a popular choice where efficient heat exchange is required.
Yuhong Group provides a variety of high-quality extruded fin tube. Our products are exported to overseas and have won unanimous praise from customers.
Chemical Composition:
| Grade | UNS | C | Mn | P | S | Si | Cr | Ni |
| 304 | S30400 | 0.08 max | 2.00 max | 0.045 max | 0.03 max | 1.00 max | 18.0-20.0 | 8.0-11.0 |
| 304L | S30403 | 0.035 max | 2.00 max | 0.045 max | 0.03 max | 1.00 max | 18.0-20.0 | 8.0-12.0 |
Mechanical Properties:
| Grade | Tensile Strength, min, ksi (MPa) | Yield Strength, min, ksi (MPa) | Elongation in 2 in. or 50mm, min (%) | Hardness | Solutioning Temperature, min, °F(°C) |
| Rockwell | Brinell/Vickers |
| 304 | 75(515) | 30(205) | 35 | 90HRB | 192HBW/200HV | 1900(1040) |
| 304L | 70(485) | 25(170) | 35 | 90HRB | 192HBW/200HV | 1900(1040) |
Equivalent Grades:
| Standard | WERKSTOFF NR. | Unified Numbering System | European Standards | AFNOR | British Standards | GOST | Japanese Standards |
| 304 | 1.4301 | S30400 | X5CrNi18-10 | Z7CN18‐09 | 304S31 | 08Х18Н10 | SUS 304 |
| 304L | 1.4306 / 1.4307 | S30403 | X2CrNi18-9 / X2CrNi19-11 | Z3CN18‐10 | 304S11 | 03Х18Н11 | SUS 304L |
Application:
1. Heat Exchangers: The A249 TP304 fin tube is widely used in both shell-and-tube and plate heat exchangers. It maximizes the surface area available for heat transfer, improving the overall efficiency of the heat exchange process. These heat exchangers can be found in industries such as oil and gas, chemical processing, power generation, refrigeration, and HVAC systems.
2. Boiler Systems: The A249 TP304 fin tube is utilized in boiler systems for transferring heat from the combustion gases to the water. The finned surface enhances the heat transfer rate, resulting in improved boiler efficiency and energy savings. It is commonly employed in industrial boilers, steam generators, and other heat recovery systems.
3. Air-cooled Heat Exchangers: In applications where water availability or restrictions make it impractical to use water-based heat exchangers, air-cooled heat exchangers are employed. The A249 TP304 fin tube is utilized in the finned coils of these air-cooled heat exchangers to enhance heat dissipation to the surrounding air. This makes it suitable for applications in power plants, refineries, chemical plants, and air conditioning systems.
4. Process Cooling: The A249 TP304 fin tube is employed in process cooling equipment, such as chiller systems and refrigeration units. It effectively transfers heat between the process fluid and the cooling medium, ensuring efficient cooling in industries like food and beverage, pharmaceuticals, and chemical processing.
These are just a few examples of the applications where the A249 TP304 fin tube is commonly used. Its characteristics of corrosion resistance, high heat transfer efficiency, and durability make it versatile for a wide range of heat transfer processes.
If you are interested in our Yuhong products, please feel free to call or email us, we will handle your inquiry as soon as possible and give you the best support.
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ASME SA249 TP304 Stainless Steel Extruded Fin Tube for Air Cooler Heat Exchanger Images
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