Yuhong Group Co.,Ltd
| Payment Terms | L/C,T/T |
| Supply Ability | 1000 tons per month |
| Delivery Time | Depends on quantity |
| Packaging Details | IRON FRAME WOODEN CASE |
| Base Pipe Material Grade | EN 10217-7 1.4301 / AISI 304 |
| Fin Material | Aluminum 1050A (EN 573-3) |
| Bimetallic_BondType | Extruded Metallurgical Bond |
| FinDensity_FPI | 7-23 FPI (Customizable) |
| CorrosionResistance_Index | PREN >19 (Base) / Al2O3 Layer (Fin) |
| Highlight | Extruded aluminum fin tubes, EN 10217-7 1.4301, AISI 304 finned tube |
| Brand Name | YUHONG |
| Model Number | Extruded Fin Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 1000 tons per month |
| Delivery Time | Depends on quantity | Packaging Details | IRON FRAME WOODEN CASE |
| Base Pipe Material Grade | EN 10217-7 1.4301 / AISI 304 | Fin Material | Aluminum 1050A (EN 573-3) |
| Bimetallic_BondType | Extruded Metallurgical Bond | FinDensity_FPI | 7-23 FPI (Customizable) |
| CorrosionResistance_Index | PREN >19 (Base) / Al2O3 Layer (Fin) | Highlight | Extruded aluminum fin tubes, EN 10217-7 1.4301, AISI 304 finned tube |
| Brand Name | YUHONG | Model Number | Extruded Fin Tube |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | CHINA |
| High Light | EN 10217-7 finned tube for boilers ，1.4301 extruded fin tube ，air cooler finned tube | ||
Our extruded fin tubes feature a corrosion-resistant EN 10217-7 1.4301 (AISI 304) stainless steel base pipe integrally bonded to high-conductivity aluminum fins. This material combination delivers:
Guaranteed material traceability per EN 10217-7 & EN 573-3 standards
Table 1: Base Pipe Chemistry (EN 10217-7 1.4301 / AISI 304)
| Element | Carbon (C) | Chromium (Cr) | Nickel (Ni) | Manganese (Mn) | Silicon (Si) | Iron (Fe) |
|---|---|---|---|---|---|---|
| % Range | ≤0.07 | 17.5-19.5 | 8.0-10.5 | ≤2.0 | ≤1.0 | Balance |
Table 2: Aluminum Fin Chemistry (EN 573-3 1050A / AA1060)
| Element | Aluminum (Al) | Iron (Fe) | Silicon (Si) | Copper (Cu) | Zinc (Zn) |
|---|---|---|---|---|---|
| % Range | ≥99.50 | ≤0.40 | ≤0.25 | ≤0.05 | ≤0.05 |
Manufactured per DIN EN ISO 9447 tolerance class Medium
Table 3: Critical Tolerances
| Parameter | Base Pipe Tolerance | Fin Tolerance |
|---|---|---|
| Outer Diameter | ±0.15 mm | ±0.1 mm |
| Wall Thickness | ±10% | N/A |
| Fin Height | N/A | ±0.2 mm |
| Fin Pitch | N/A | ±0.1 mm |
| Straightness | 1mm per 1m length | - |
Optimized for thermal performance in:
✓Waste heat boilers (WHB)
✓ Gas turbine inlet air cooling
✓ Economizers & superheaters
✓ Petrochemical cracker furnaces
✓ LNG vaporizers
✓ Distillation column condensers
✓ Industrial chillers
✓ Air-cooled condensers
✓ Heat pump evaporators
Serving global engineering contractors since 2012
Customization Capabilities:
✓ Fin density: 5-25 FPI (fins per inch)
✓ Tube lengths: 0.5m to 24m
✓ Header configurations: Multipass/coaxial designs
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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