Yuhong Group Co.,Ltd
| Delivery Time | 50-120 days |
| Material | ASTM A106 Gr.B |
| Payment Terms | L/C,T/T |
| Supply Ability | 5000 meters/day |
| Product | HFW fin tube |
| Packaging Details | Iron frame wooden case |
| Application | Heat Exchangers |
| Package | Iron frame wooden case |
| Model Number | N/A |
| Brand Name | YUHONG |
| Certification | ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; WPS/PQR/WPQ; ISO 3834 |
| Place of Origin | China |
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Product Specification
| Delivery Time | 50-120 days | Material | ASTM A106 Gr.B |
| Payment Terms | L/C,T/T | Supply Ability | 5000 meters/day |
| Product | HFW fin tube | Packaging Details | Iron frame wooden case |
| Application | Heat Exchangers | Package | Iron frame wooden case |
| Model Number | N/A | Brand Name | YUHONG |
| Certification | ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; WPS/PQR/WPQ; ISO 3834 | Place of Origin | China |
| High Light | ASTM A106 Gr.B finned tubes ，high-frequency welded fin tubes ，heat exchanger finned tubes | ||
ASTM A106 Grade B High-Frequency Welded (HFW) Finned Tubes are advanced heat transfer components designed to maximize thermal performance in industrial heat exchangers, air-cooled heat exchangers, economizers, waste heat recovery units, boilers, and petrochemical processing equipment. Manufactured by continuously welding helical fins onto the external surface of seamless carbon steel tubes using high-frequency electrical resistance technology, these finned tubes provide a strong metallurgical bond between the fin and base tube, resulting in superior heat transfer efficiency and long-term operational reliability.
The high-frequency welding process creates a continuous, fully bonded fin-to-tube interface that minimizes thermal resistance and ensures excellent heat conduction. Compared with mechanically bonded finned tubes, HFW finned tubes offer higher mechanical strength, greater resistance to thermal cycling, and improved performance under demanding operating conditions.
High-frequency welded finned tubes are produced by helically wrapping a steel fin strip around the base tube while applying high-frequency electrical current at the fin root. The generated heat creates localized fusion, producing a continuous weld along the entire fin-to-tube contact surface. This process ensures maximum heat transfer efficiency and mechanical stability without significantly affecting the properties of the base tube.
| Parameter | Typical Range |
|---|---|
| Tube OD | 19.05 mm – 63.5 mm (3/4" – 2-1/2") |
| Wall Thickness | 2.0 mm – 8.0 mm |
| Tube Length | Up to 24,000 mm |
| Material | ASTM A106 Gr.B Seamless Carbon Steel |
| Parameter | Typical Range |
|---|---|
| Fin Height | 8 mm – 25 mm |
| Fin Thickness | 0.8 mm – 2.0 mm |
| Fin Pitch | 3 mm – 12 mm |
| Fin Density | 2 – 8 FPI |
| Fin Type | Solid or Serrated |
Typically ranging from 35 mm to 110 mm depending on fin geometry.
Custom dimensions are available according to customer requirements and project specifications.
| Element | Composition (%) |
|---|---|
| Carbon (C) | Max 0.30 |
| Manganese (Mn) | 0.29 – 1.06 |
| Phosphorus (P) | Max 0.035 |
| Sulfur (S) | Max 0.035 |
| Silicon (Si) | Min 0.10 |
| Copper (Cu)* | Max 0.40 |
| Nickel (Ni)* | Max 0.40 |
| Chromium (Cr)* | Max 0.40 |
| Molybdenum (Mo)* | Max 0.15 |
| Vanadium (V)* | Max 0.08 |
*Residual elements in accordance with ASTM A106 requirements.
| Property | Minimum Value |
|---|---|
| Tensile Strength | 415 MPa (60 ksi) |
| Yield Strength | 240 MPa (35 ksi) |
| Elongation | 20% |
| Hardness | As specified by ASTM A106 |
| Hydrostatic Capability | Per ASTM A106 requirements |
These mechanical properties provide excellent strength and reliability for heat exchanger applications operating under pressure and temperature fluctuations.
To ensure consistent quality and performance, each batch of ASTM A106 Gr.B High-Frequency Welded Finned Tubes undergoes comprehensive inspection and testing.
The increased external surface area significantly improves heat transfer efficiency, allowing for more compact and energy-efficient heat exchanger designs.
The high-frequency welding process creates a permanent metallurgical connection that resists fin separation during thermal expansion and vibration.
Improved thermal performance lowers energy consumption and enhances overall system efficiency.
Carbon steel construction combined with continuous welded fins provides excellent durability in demanding industrial environments.
Available in a wide range of dimensions and fin configurations to suit various thermal design requirements.
Each shipment can be supplied with:
ASTM A106 Gr.B High-Frequency Welded Finned Tubes are an ideal solution for industrial heat exchangers requiring high thermal efficiency, mechanical strength, and dependable long-term performance in power generation, refining, petrochemical, and process industries.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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