Base Tube Material: ASTM A213 T5 — a chromium-molybdenum alloy steel with strong creep strength and oxidation resistance at elevated temperatures.
Fin Type: Embedded (G-type) or wound (as per requirement).
Fin Material: Aluminum Strip Al1060 — highly conductive, lightweight, and corrosion-resistant.
Fin Attachment: Mechanical tension winding or embedding ensures secure bonding and excellent thermal contact.
| Element | Content (%) |
|---|---|
| C | 0.15 max |
| Mn | 0.30 – 0.60 |
| P | 0.025 max |
| S | 0.025 max |
| Si | 0.50 max |
| Cr | 4.00 – 6.00 |
| Mo | 0.45 – 0.65 |
| Element | Content (%) |
|---|---|
| Al | ≥ 99.60 |
| Si | ≤ 0.25 |
| Fe | ≤ 0.35 |
| Cu | ≤ 0.05 |
| Mn | ≤ 0.03 |
| Mg | ≤ 0.03 |
| Zn | ≤ 0.05 |
| Ti | ≤ 0.03 |
| Property | Value |
|---|---|
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 205 MPa |
| Elongation | ≥ 30% |
| Cr Content | 4.00 – 6.00% |
| Mo Content | 0.45 – 0.65% |
| Property | Value |
|---|---|
| Al Content | ≥ 99.6% |
| Thermal Conductivity | ~237 W/m·K |
| Tensile Strength | 60 – 100 MPa |
| Elongation | ≥ 25% |
High Heat Transfer Efficiency: Thanks to tight mechanical bonding and high thermal conductivity fins.
Excellent Oxidation Resistance: T5 alloy resists scaling and creep at elevated temperatures.
Corrosion Performance: Al1060 fins offer strong protection against environmental corrosion.
Durability: Reliable under thermal cycling and vibration due to secure fin attachment.
Air-cooled heat exchangers in refineries and chemical plants
Waste heat recovery systems
Gas cooling and economizers
Oil & gas processing units
Natural draft air coolers
