A312 TP347 Stainless Steel Helical Serrated HFW Fin Tube
A312 TP347 Stainless Steel Helical Serrated HFW Fin Tube
The A312 TP347 Stainless Steel Helical Serrated HFW (High-Frequency Welded) Fin Tube is a high-performance heat transfer solution designed for industrial applications requiring superior corrosion resistance, high-temperature strength, and efficient heat transfer.
Key Features
-
Material:
Made from TP347 stainless steel, a stabilized austenitic stainless steel containing niobium for enhanced resistance to intergranular corrosion and excellent high-temperature oxidation resistance. -
Helical Serrated Design:
The helical serrated fins are precision-engineered to maximize surface area, resulting in improved heat transfer efficiency. The serrated design also enhances airflow and reduces fouling, ensuring long-term performance. -
HFW (High-Frequency Welded) Technology:
The fins are high-frequency welded to the base tube, providing a strong mechanical bond and excellent thermal conductivity. This ensures durability and resistance to thermal cycling. -
Corrosion and High-Temperature Resistance:
TP347 stainless steel offers outstanding resistance to oxidation, sulfidation, and other forms of corrosion in high-temperature environments, making it suitable for demanding applications.
A312 TP347 Chemical Composition
|
GRADES |
UNS |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
|---|---|---|---|---|---|---|---|---|
|
TP347 |
S3470 |
0.08 |
2.0 |
0.045 |
0.030 |
1.0 |
17.0-19.0 |
9.0-13.0 |
A312 TP347 Mechanical Properties
|
Material |
Heat |
Temperure |
Tensile Strength |
Yield Strength |
Elongation %, Min |
|
TP347 |
Solution |
1900 (1040) |
75(515) |
30(205) |
35 |
Application
- Petrochemical and chemical processing industries
- Power generation and heat recovery systems
- Oil and gas refineries
- Boilers, economizers, and air coolers
- Heat exchangers in corrosive or high-temperature environments
Advantages
- High Efficiency: The serrated fin design increases heat transfer rates while minimizing pressure drop.
- Durability: Excellent mechanical strength and resistance to high temperatures and corrosion.
- Versatility: Suitable for a wide range of applications, particularly in environments with aggressive chemicals or extreme temperatures.
- Cost-Effective: Reduced maintenance requirements and extended service life lead to lower operational costs.
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