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 Tube Material Standard | ASTM A106 GR.B Carbon Steel |
| Fin Material Grade | Copper |
| Max Operating Temperature | 350°C (A106 Base + CU Fin) |
| Fin Bonding Technology | Pressure-Embedded Mechanical Bond |
| Certification Compliance | ASME Sec. VIII, ISO 9001 |
| Typical Application | HRSG Economizers (Power Plants) |
| Brand Name | YUHONG |
| Model Number | Embedded Finned Tubes |
| 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 Tube Material Standard | ASTM A106 GR.B Carbon Steel | Fin Material Grade | Copper |
| Max Operating Temperature | 350°C (A106 Base + CU Fin) | Fin Bonding Technology | Pressure-Embedded Mechanical Bond |
| Certification Compliance | ASME Sec. VIII, ISO 9001 | Typical Application | HRSG Economizers (Power Plants) |
| Brand Name | YUHONG | Model Number | Embedded Finned Tubes |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | CHINA |
| High Light | Embedded finned tubes for boilers ，A106 Gr.B copper fin tubes ，Economizer finned tubes with copper | ||
Embedded finned tubes combine a robust ASTM A106 GR.B carbon steel base tube with high-conductivity copper fins through
a pressure-embedding process. The fins are mechanically bonded into helical grooves on the base tube, ensuring zero thermal
resistance and maximum durability under thermal cycling. Ideal for aggressive environments, this design enhances heat transfer
efficiency by 5–8x compared to bare tubes while resisting corrosion and vibration fatigue.
Base Tube (ASTM A106 GR.B) & Fin (Copper C12200)
| Component | A106 GR.B (%) | Copper Fin C12200 (%) |
|---|---|---|
| Carbon (C) | 0.30 max | – |
| Manganese (Mn) | 0.29–1.06 | – |
| Phosphorus (P) | 0.035 max | 0.015–0.040 |
| Sulfur (S) | 0.035 max | 0.005 max |
| Copper (Cu) | – | 99.90 min |
| Iron (Fe) | Bal. | 0.05 max |
| Oxygen (O) | – | 0.015 max |
Customizable sizes with strict quality control (ISO 9001 certified)
| Parameter | Base Tube Tolerance | Fin Tolerance |
|---|---|---|
| Outer Diameter | ±0.20 mm | Fin Height: ±0.10 mm |
| Wall Thickness | ±10% | Fin Density: ±1 FPI* |
| Length | +3/-0 mm | Helix Angle: ±1° |
| Straightness | ≤1.5 mm/m | – |
| FPI = Fins Per Inch; Standard range: 5–11 FPI. |
Thermal Superpower:
Corrosion Resistance:
Mechanical Fortitude:
25+ Years of Expertise:
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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