ASME SA249 TP304 Stainless Steel Welded Tube L Type Fin Tube For Air Cooler
The ASME SA249 TP304 Stainless Steel Welded Tube with L-Type Fin is an energy-efficient, corrosion-resistant, and high-performance heat exchanger tube ideal for air coolers and condensers. Its L-type fin structure ensures optimal thermal efficiency, durability, and cost-effectiveness in HVAC, power plants, and industrial cooling applications.
Key Features
1. Base Tube Material: ASME SA249 TP304 Stainless Steel
- ASME SA249 TP304 is an austenitic stainless steel known for excellent corrosion resistance, high temperature strength, and durability.
- Suitable for humid, high-temperature, and corrosive environments.
2. Fin Type: L-Type Fin (Wound Fin Tube)
- L-Type Fin is mechanically wound around the tube, ensuring tight contact and efficient heat transfer.
- Provides good thermal conductivity and corrosion resistance while being cost-effective.
3. Application: Air Coolers and Heat Exchangers
- Used in air coolers, finned tube heat exchangers, condensers, and refrigeration systems.
- Ensures optimal cooling efficiency and energy savings.
Chemical Composition
Base Tube: ASME SA249 TP304 Stainless Steel
| Element | Composition (%) |
| Carbon (C) | ≤ 0.08% |
| Manganese (Mn) | ≤ 2.00% |
| Silicon (Si) | ≤ 0.75% |
| Phosphorus (P) | ≤ 0.045% |
| Sulfur (S) | ≤ 0.03% |
| Chromium (Cr) | 18.0 - 20.0% |
| Nickel (Ni) | 8.0 - 11.0% |
Fin Material: Aluminium 1060 / Stainless Steel 304
| Element | Aluminium 1060 (%) | Stainless Steel 304 (%) |
| Al (Aluminium) | ≥ 99.6% | - |
| Fe (Iron) | ≤ 0.35% | ≤ 0.08% |
| Si (Silicon) | ≤ 0.25% | ≤ 0.75% |
| Cu (Copper) | ≤ 0.05% | - |
Mechanical Properties
Base Tube: ASME SA249 TP304 Stainless Steel
| Property | Value |
| Tensile Strength | ≥ 515 MPa |
| Yield Strength | ≥ 205 MPa |
| Elongation | ≥ 35% |
| Hardness | ≤ 90 HRB |
Fin Material: Aluminium 1060
| Property | Value |
| Tensile Strength | 55 - 75 MPa |
| Yield Strength | ≥ 15 MPa |
| Elongation | ≥ 12% |
Advantages of ASME SA249 TP304 L-Type Fin Tube
- Excellent Corrosion Resistance
- Stainless Steel TP304 ensures long service life in humid and corrosive environments.
- Enhanced Heat Transfer Efficiency
- L-type wound fins maximize heat transfer for better cooling performance.
- Lightweight & High Strength
- Aluminium 1060 fins provide high thermal conductivity while being lightweight.
- Energy Efficient & Cost-Effective
- Reduces overall operating costs by improving heat transfer efficiency.
- Wide Range of Applications
- Used in power plants, petrochemical industries, refrigeration, and HVAC systems.
Applications
- Air Coolers for industrial cooling systems.
- Heat Exchangers in chemical and petroleum industries.
- Condensers for refrigeration and HVAC applications.
- Power Plants for thermal energy recovery.
