YUHONG HOLDING GROUP CO., LTD
| Application | Refrigeration Systems and Other Cooling Systems |
| Payment Terms | L/C,T/T,AT SIGHT |
| Supply Ability | According to Clients' requirements |
| Delivery Time | 45-75 Days (Depend on Customer's Requirement |
| Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps） |
| Bare Tube Specification&Material | ASTM A179 |
| Fin Pitch | 0.2-0.4MM |
| Bare Tube Diameter | 8-51MM |
| Fin Type | Extruded FIn |
| Brand Name | YUHONG |
| Certification | ABS, BV, ISO, ASTM, SGS |
| Place of Origin | China |
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Product Specification
| Application | Refrigeration Systems and Other Cooling Systems | Payment Terms | L/C,T/T,AT SIGHT |
| Supply Ability | According to Clients' requirements | Delivery Time | 45-75 Days (Depend on Customer's Requirement |
| Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps） | Bare Tube Specification&Material | ASTM A179 |
| Fin Pitch | 0.2-0.4MM | Bare Tube Diameter | 8-51MM |
| Fin Type | Extruded FIn | Brand Name | YUHONG |
| Certification | ABS, BV, ISO, ASTM, SGS | Place of Origin | China |
| High Light | Oil Refineries Extruded Fin Tube ，Chemical Processing Plants Extruded Fintube ，ASTM A179 Extruded Fin Tube | ||
ASTM A179 Extruded Fin Tube is a high-efficiency heat transfer solution for non-corrosive thermal applications. It features a seamless low-carbon steel base tube (ASTM A179) with integrally extruded aluminum fins metallurgically bonded through a high-pressure process. This monolithic structure eliminates interfacial resistance, achieving 98% thermal contact for 30% higher heat flux than welded fins in economizers, air heaters, and thermal oil systems up to 260°C (500°F).
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Bare Tube Diameter:8-51mm |
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Fin Height:: <17mm |
Fin Thick: 0.2mm-0.4mm |
Fin Pitch: 1.6-10mm |
Tube Ends: Plain Ends / Beveled Ends |
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No Fin Area (Both Ends): As Customer’s Request and Drawing |
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Element |
Carbon (C) |
Manganese (Mn) |
Phosphorus (P) |
Sulfur (S) |
|
Content (%) |
≤ 0.06 |
0.27 - 0.63 |
≤ 0.035 |
≤ 0.035 |
Mechanical Properties
|
Property |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation (%) |
Hardness |
|
Requirement |
≥ 325 |
≥ 180 |
≥ 35 |
Typically ≤ 72 HRB |
3. Key Applications & Competitive Advantages
· Power Plant Economizers: Flue gas heat recovery in coal/gas boilers.
· HVAC Systems: Air heating coils for industrial ventilation.
· Thermal Oil Heaters: Secondary heat exchangers in hydraulic circuits.
· Biomass Boilers: Low-pressure evaporator bundles.
· Industrial Dryers: Conveyor belt dryers (food/paper processing).
4. Why Choose ASTM A179 Extruded Finned Tube :
A:Company Competitiveness:
Yuhong Holding Group has more than 35 years experience for steel pipe and tube , fin tube , main application for Petrochemical , Oil refinary, Furnace, heating, boiler, heat exchanger, air cooler,.., till now YUHONG brand products already exported more than 85 countries, which like UK, ITALY, SPAIN , USA, MEXICO , COLOMBIA , BRAZIL, SAUDI ARANBIA , OMAN, QATAR, U.A.E, KOREA, ...., YUHONG brand already won good reputation in the market
B:Product Competitiveness:
· 40% Cost Saving: Most economical vs. bimetallic/SS tubes.
· Zero Fin Detachment: Metallurgical bond withstands thermal cycling.
· Easy Maintenance: Smooth fins resist fouling – 50% cleaner than L-fins.
· Rapid Delivery: 200+ standard sizes (OD 19–50mm) in stock.
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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