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Brand Name : Yuhong
Model Number : ASTM A179
Certification : DNV, BV, PED, LR, ABS, TS, CCS
Place of Origin : China
MOQ : 100KGS
Price : Negotiable
Payment Terms : L/C, T/T
Supply Ability : 1000 ton/month
Delivery Time : 7-45DAYS
Packaging Details : Ply-wooden Case /Iron Case/ Bundle with Plastic Cap
Fin Pitch Tolerance : ±0.1mm
Test : HT, ET
Tube Type : Straight, U Bend
Base Tube Material : Carbon Steel, A106, A179, A192, A210
Length : According to clients' need
Extrusion Process : Continuous Extrusion
Fin Thick : 0.2 - 0.4 mm
Fin Material : Aluminum, Copper
ASTM A179 Carbon Steel Fin Tube Extruded Type With Al1060 For Air Cooled Chiller
Product Overview
The extruded fin tube is manufactured by inserting a carbon steel seamless tube (ASTM A179) into a pure aluminium Al1060 sleeve, followed by a high-pressure extrusion process that forms integral fins from the aluminium sleeve. This method ensures a perfect metallurgical bond between fins and tube, eliminating air gaps and providing maximum thermal conductivity.
| Element | C | Mn | P (max) | S (max) |
|---|---|---|---|---|
| Content (%) | ≤ 0.06 | 0.27–0.63 | ≤ 0.035 | ≤ 0.035 |
| Property | Requirement |
|---|---|
| Tensile Strength | ≥ 325 MPa |
| Yield Strength | ≥ 180 MPa |
| Elongation | ≥ 35% |
| Hardness | ≤ 72 HRB |
Advantages
Superior heat transfer efficiency due to firm aluminium-to-steel bonding.
Lightweight and high conductivity of Al1060 provides excellent thermal performance.
Corrosion protection → Aluminium fins shield the carbon steel tube from environmental damage.
Durability → Withstands vibration, thermal cycling, and long service periods.
Cost-effective → Combines low-cost carbon steel tubing with high-conductivity aluminium fins
Air cooled chillers in HVAC and industrial cooling systems
Air cooled condensers in power plants and chemical plants
Process gas coolers in petrochemical industries
Cooling sections in refinery air coolers and compressor stations

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ASTM A179 Carbon Steel Fin Tube Extruded Type With Al1060 For Air Cooled Chiller Images |