YUHONG HOLDING GROUP CO., LTD
| Payment Terms | TT, LC |
| Supply Ability | 1000 tons/month |
| Delivery Time | 30-60 days |
| Packaging Details | Ply-wooden Case With Iron Frame |
| Product | Fin Tubes or Finned Tube |
| Fin Tubes Type | Embedded G Type |
| Embedded G Type Fin Tube Standard | ASTM A106 Carbon Steel Pipe |
| Embedded G Type Fin Tube Material | Base Tubes Gr.B and Cu T2 Fins |
| Embedded G Type Fin Tube Application | Air-Cooled Chillers,Chemical Plant Air Coolers,Dry-Expansion Evaporators,etc. |
| Embedded G Type Fin Tube Packing | Ply-wooden Case With Iron Frame |
| Brand Name | Yuhong |
| Model Number | ASTM A106 Embedded G Type Fin Tube |
| Certification | ABS, BV, DNV, CCS, LR |
| Place of Origin | China |
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Product Specification
| Payment Terms | TT, LC | Supply Ability | 1000 tons/month |
| Delivery Time | 30-60 days | Packaging Details | Ply-wooden Case With Iron Frame |
| Product | Fin Tubes or Finned Tube | Fin Tubes Type | Embedded G Type |
| Embedded G Type Fin Tube Standard | ASTM A106 Carbon Steel Pipe | Embedded G Type Fin Tube Material | Base Tubes Gr.B and Cu T2 Fins |
| Embedded G Type Fin Tube Application | Air-Cooled Chillers,Chemical Plant Air Coolers,Dry-Expansion Evaporators,etc. | Embedded G Type Fin Tube Packing | Ply-wooden Case With Iron Frame |
| Brand Name | Yuhong | Model Number | ASTM A106 Embedded G Type Fin Tube |
| Certification | ABS, BV, DNV, CCS, LR | Place of Origin | China |
| High Light | ASTM A106 embedded G fin tube ，G fin tube for air coolers ，chemical plant fin tube with Cu T2 | ||
ASTM A106 Embedded G Type Fin Tube With Cu T2 For Chemical Plant Air Coolers
Chemical Composition (%) max
| C | Mn | P | S | Si | Cr | Cu | Mo | Ni | V |
| 0.30 | 0.29-1.06 | 0.035 | 0.035 | 0.10 | 0.40 | 0.40 | 0.15 | 0.40 | 0.08 |
Mechanical Properties
| Tensile Strength min | Yield Strength min | Elongation in 2" or 50mm min |
| 60ksi (415 MPa) | 35ksi (240 MPa) | 30% |
ASTM A106 is a standard specification developed by the American Society for Testing and Materials (ASTM), defining requirements for seamless carbon steel pipe intended for high-temperature service. As one of the world’s most extensively utilized and indispensable seamless pipe standards, it finds predominant application across the oil and gas, petrochemical, and power generation sectors. Its primary function is to facilitate the transportation of high-temperature, high-pressure fluids—including steam, water, crude oil, and gaseous hydrocarbons.
A106 Grade B is the most commonly used and prevalent grade. It achieves an optimal balance among strength, ductility, and weldability, making it the default choice for most high-temperature and high-pressure service conditions.
Key Applications of ASTM A106 Gr.B Pipes
Petrochemical & Refining Industry: Critical Process Piping/Utility Piping
Power Generation Industry: Boiler Piping Systems/Heat Distribution Piping
Oil & Gas Production & Transmission
High-Temperature Industrial Plants
Role Of ASTM A106 Embedded G Type Fin Tube With Cu T2 For Chemical Plant Air Coolers
Carbon steel pipes can offer strength, pressure resistance and economy. They have strong pressure-bearing capacity and the cost is much lower than that of all-copper pipes.The mechanical strength and pressure-bearing capacity of the carbon steel base pipe are fully capable of meeting the requirements, and its cost is much lower than that of using copper-based pipes or alloy steel pipes.
The copper fins can offer excellent heat conduction performance on the side facing the air (the air side) and excellent resistance to atmospheric corrosion. The high thermal conductivity of copper makes its heat transfer efficiency much higher than that of aluminum fins; its ability to resist general atmospheric corrosion (such as oxidation and moisture) is also superior to that of aluminum.
Compared to the all-aluminum finned tubes, the thermal conductivity of copper fins (approximately 400 W/m·K) is significantly higher than that of aluminum (approximately 237 W/m·K), meaning that heat can be transferred from the tube wall to the fin end more quickly, resulting in a more uniform fin temperature and higher efficiency.
In a chemical environment, the air may contain humidity, sulfides, salts (in coastal areas), or slight acidic gases. The copper fins have much better corrosion resistance than the aluminum fins in these conditions. Aluminum is prone to pitting and corrosion in environments containing chloride ions or alkaline substances, while copper can form a dense oxide film and has a longer lifespan.
Conclusion
The G-type finned tubes made of carbon-based pipes and copper fins are used in chemical air coolers as a "smart compromise" solution.
By integrating the strength/economy of carbon steel with the heat transfer/anti-corrosion properties of copper fins, it aims to address the three core challenges faced by air coolers in chemical environments: efficient heat transfer, anti-corrosion on the air side, and cost control of pressure vessels.
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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