YUHONG HOLDING GROUP CO., LTD
| Payment Terms | TT, LC |
| Supply Ability | 10000 tons/month |
| Delivery Time | According to the quantity |
| Packaging Details | IRON FRAME CASE WITH PLASTIC CAP |
| Fin Wall thickness | 0.8-3mm |
| Base Tube Material | A106, A179, A192, A210 |
| Fin pitch | FPI: 3-25 |
| Fin Material | Carbon Steel |
| Fin height | 5-30mm |
| Length | Max 34M/PC |
| Application | Heat Exchangers, Boilers, Condensers, Evaporators, etc. |
| Brand Name | Yuhong |
| Model Number | HFW FIN TUBE |
| Certification | ABS, BV, DNV, CCS, LR |
| Place of Origin | China |
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Product Specification
| Payment Terms | TT, LC | Supply Ability | 10000 tons/month |
| Delivery Time | According to the quantity | Packaging Details | IRON FRAME CASE WITH PLASTIC CAP |
| Fin Wall thickness | 0.8-3mm | Base Tube Material | A106, A179, A192, A210 |
| Fin pitch | FPI: 3-25 | Fin Material | Carbon Steel |
| Fin height | 5-30mm | Length | Max 34M/PC |
| Application | Heat Exchangers, Boilers, Condensers, Evaporators, etc. | Brand Name | Yuhong |
| Model Number | HFW FIN TUBE | Certification | ABS, BV, DNV, CCS, LR |
| Place of Origin | China | ||
| High Light | ASTM A106 Gr B fin tube ，high frequency welded fin tube ，heat exchanger solid fin tube | ||
1. ASTM A106 Gr.B Fin Tube Mechanical & Material Properties
Tensile Strength: 415 MPa (60,200 psi) minimum
Yield Strength: 240 MPa (35,000 psi) minimum
Elongation: ≥ 21%
Carbon Content: 0.30% max
Operating Temperature Range: -29°C to 425°C (-20°F to 800°F)
HFW creates a metallurgical bond between fin and tube
Weld penetration: Typically 85-95% of fin thickness
Pull strength: ≥ 80 MPa (11,600 psi) fin-to-tube bond
Thermal conductivity: Enhanced 5-10x compared to bare tube
2. ASTM A106 GR.B Fin Tube Manufacturing Process
3. ASTM A106 GR.B Fin Tube Applications
4. ASTM A106 GR.B Fin Tube Advantages:
Enhanced Heat Transfer: 5-10x improvement over bare tubes
Strong Metallurgical Bond: Resists vibration and thermal cycling
Material Efficiency: Less steel required for equivalent heat transfer
Design Flexibility: Various fin densities and heights available
Proven Reliability: Extensive industry track record
5. Frequently Asked Questions
Q1: How does HFW compare to L-foot or embedded fins?
A: HFW provides superior thermal conductivity (direct metal-to-metal bond) and better mechanical strength than mechanical attachments.
Q2: What are temperature limitations?
A: Base material limits to 425°C; fin efficiency decreases above 650°C due to oxidation and thermal stress.
Q3: Can these tubes handle thermal cycling?
A: Yes, the metallurgical bond resists thermal fatigue better than mechanically attached fins.
Q4: What coatings are recommended for corrosive environments?
A: Hot-dip galvanizing, aluminizing, or specialized high-temperature paints.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...
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