ASTM A179 Carbon Steel Seamless Internally Finned Tubes For Air Coolers
| Attribute | Value |
|---|---|
| Product | Fin Tubes or Finned Tube |
| Type | Low Fin Tubes / Integral Fin Tubes |
| Standard | ASTM A179 |
| Material | A179 |
| Use | Air-Cooled Heat Exchangers, Evaporators and Condensers, Radiators, Process Heating/Cooling, etc. |
| Packing | Ply-wooden Case With Iron Frame |
ASTM A179 Carbon Steel Seamless Internally Low Fin Tubes are designed for tubular heat exchangers, condensers, and similar heat transfer apparatus. These tubes are available in outside diameters ranging from 1⁄8 to 3 in. [3.2 to 76.2 mm].
| Grade | C | Mn | P | S |
|---|---|---|---|---|
| A179 | 0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 |
| Grade | Tensile Strength, min | Yield Strength (0.2% Offset, min) | Elongation min. | Hardness, max |
|---|---|---|---|---|
| A179 | 47ksi (325 MPa) | 26ksi (180 MPa) | 35% | Rockwell: 72 HRB |
Low fin tubes are enhanced heat transfer tubes specifically designed for applications like air coolers, where efficient heat exchange between a fluid inside the tube and air outside is required. These tubes feature a lower fin height compared to other finned tubes, making them ideal for compact and efficient heat exchanger designs.
- Increased surface area improves thermal efficiency and enhances heat transfer
- Excellent corrosion resistance, wear resistance, and low contact thermal resistance
- Compact design allows for smaller heat exchanger units and lower costs
- Smooth fin surface minimizes fouling compared to high-fin tubes
Air-Cooled Heat Exchangers: Widely used in power plants, refineries, and chemical plants.
Evaporators and Condensers: Common in refrigeration and air conditioning systems.
Radiators: For automotive and industrial cooling systems.
Process Heating/Cooling: In chemical and petrochemical industries.
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