YUHONG HOLDING GROUP CO., LTD
| Payment Terms | TT, LC |
| Supply Ability | 1000 tons/month |
| Delivery Time | 40-60 days |
| Packaging Details | Ply-wooden Case With Iron Frame |
| Product | Fin Tubes or Finned Tube |
| Type | Studded Tubes |
| Standard | ASTM A213 |
| Material | T9 Base Tubes and CS Fins |
| Length | According to clients' need |
| O.D. | Generally Greater Than 100mm |
| Packing | Ply-wooden Case With Iron Frame |
| Use | For large equipment, Heat Exchanger / Boiler / Furnaces / Condensers / Evaporators, etc |
| Brand Name | Yuhong |
| Model Number | ASTM A213 T9 |
| 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 | 40-60 days | Packaging Details | Ply-wooden Case With Iron Frame |
| Product | Fin Tubes or Finned Tube | Type | Studded Tubes |
| Standard | ASTM A213 | Material | T9 Base Tubes and CS Fins |
| Length | According to clients' need | O.D. | Generally Greater Than 100mm |
| Packing | Ply-wooden Case With Iron Frame | Use | For large equipment, Heat Exchanger / Boiler / Furnaces / Condensers / Evaporators, etc |
| Brand Name | Yuhong | Model Number | ASTM A213 T9 |
| Certification | ABS, BV, DNV, CCS, LR | Place of Origin | China |
| High Light | ASTM A213 T9 Studded Fin Tubes ，Power Plant Fin Tubes ，Power Plant Studded Fin Tubes | ||
Studded Tubes ASTM A213 T9 Used In Power Plant
ASTM A213 This specification covers seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes, designated Grades T5, T9, TP304, etc.
Chemical Composition (%)
| Grade | C | Mn | P | S | Si | Cr | Mo | Ni | V |
| T9 | 0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.025-1.00 | 8.00-10.00 | 0.90-1.10 | ... | ... |
Mechanical Properties
| Grade | Tensile Strength,min | Yield Strength (0.2%Offset,min) |
| T9 | 60ksi (415 MPa) | 30ksi (205 MPa) |
Studded Tubes
The nail head tube ( studded fin tube) is also called nail like ribbed tube. They feature studs (small protrusions) welded or attached to the outer surface of the base tube, which increase the surface area and improve thermal performance. These tubes are commonly used in applications where high heat transfer rates are required, particularly in harsh or high-temperature environments
Design Features
Improved Heat Transfer: The studs create turbulence in the fluid flow, which enhances heat transfer efficiency by breaking up the boundary layer and promoting better thermal exchange.
Robust Construction: Studded fin tubes are typically made from durable materials like carbon steel, stainless steel, or alloy steels, making them suitable for high-temperature and high-pressure environments.
Advantages of Studded Tubes
High Heat Transfer Efficiency: The studs significantly improve heat transfer rates compared to plain tubes.
Provides high heat transfer in a relatively compact space, making it ideal for applications with space constraints.
Corrosion resistance, wear resistance, low contact thermal resistance, high stability.
The robust construction makes them suitable for harsh operating conditions, including high temperatures and pressures, corrosive environments.
Application
Power Plants:Employed in economizers, air preheaters, and superheaters to enhance heat exchange in power generation processes.
Petrochemical and Refining Industries:Utilized in heat exchangers for processing high-temperature fluids and gases.
Marine and Offshore Applications:Used in heat exchangers for engines and other equipment exposed to harsh marine environments.
Industrial Heating Systems:Used in thermal oil heaters, steam generators, and other industrial heating systems.
Waste Heat Recovery Systems: Used in boilers, furnaces, and exhaust systems to recover heat from hot gases and improve energy efficiency.
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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