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China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer
China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer

  1. China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer
  2. China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer
  3. China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer
  4. China HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer

HFW Fin Tube ASTM A312 TP347H Stainless Steel Spiral Fin tube For Economizer

  1. MOQ: 100KGS
  2. Price:
  3. Get Latest Price
Payment Terms L/C,T/T
Delivery Time 7-92DAYS
Packaging Details Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Material TP347H
Fin Mat. Stainless Steel
Fin Thk. 1.54mm
Base Tube Test HT, ET
Fin Tube Test Size Inspection
Application Economizer
Brand Name Yuhong
Model Number ASTM A312, TP347H
Certification DNV, BV, PED, LR, ABS, TS, CCS
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T Delivery Time 7-92DAYS
Packaging Details Ply-wooden Case /Iron Case/ Bundle with plastic Cap Material TP347H
Fin Mat. Stainless Steel Fin Thk. 1.54mm
Base Tube Test HT, ET Fin Tube Test Size Inspection
Application Economizer Brand Name Yuhong
Model Number ASTM A312, TP347H Certification DNV, BV, PED, LR, ABS, TS, CCS
Place of Origin China
High Light Economizer Welding Fin TubeASTM A312 Welding Fin TubeSpiral Fin Welding Fin Tube

HFW Fin Tube, ASTM A312 TP347H Stainless Steel, Spiral Fin tube For Economizer

 

The High-Frequency Welding Spiral Fin Tube (ASTM A312 TP347H Stainless Steel) is a crucial component for improving the efficiency of economizer systems. Its combination of high heat transfer efficiency, durability, and resistance to high temperatures and corrosion makes it ideal for use in power plants, chemical industries, and other heat recovery applications. The spiral fin design further enhances its performance by increasing the surface area available for heat exchange, ensuring optimal thermal efficiency
 
1. Material Specification:
 

  • Base Tube Material: ASTM A312 TP347H Stainless Steel
    • Grade: TP347H is a high-temperature resistant, austenitic stainless steel with excellent oxidation and corrosion resistance properties.
    • TP347H is highly resistant to sensitization and intergranular corrosion at elevated temperatures, making it ideal for heat exchangers and economizers in power plants, chemical, and petrochemical industries.
Chemical Composition (ASTM A312 TP347H Stainless Steel)
Content (%)Carbon Manganese Phosphorus Sulfur Silicon Chromium NickelMolybdenum Niobium 
Element≤ 0.04%1.00 – 2.00%≤ 0.045%≤ 0.030%≤ 0.75%17.00 – 19.00%9.00 – 13.00%≤ 0.30%1.00 – 1.50%

 

Mechanical Properties (ASTM A312 TP347H Stainless Steel)
PropertyTensile StrengthYield StrengthElongationImpact EnergyHardnessProof Stress
Value≥ 515 MPa≥ 205 MPa≥ 40%≥ 70 J (at -196°C)≤ 170 HB≥ 205 MPa

 
 

 

 

 

2. Spiral Fin Design:
 

  • Fin Type: Spiral Finned Tube
    • Design: The spiral fin tube features a continuous spiral wound around the base tube, significantly increasing the surface area available for heat exchange.
    • Benefits:
      • Increased Heat Transfer Efficiency: The spiral fin design improves the turbulence of the fluid surrounding the tube, enhancing heat transfer rates.
      • Compact and Efficient: Offers a high surface area in a compact space, which is ideal for applications where space is limited.
      • Self-Cleaning Effect: The spiral structure helps to reduce the likelihood of fouling, improving maintenance and performance over time.

 


3. Application:
 

  • Economizers: Primarily used in economizer systems of boilers and heat recovery systems to preheat feedwater or gases, reducing energy consumption by recovering waste heat.
  • In power plants: Optimizes thermal efficiency by recovering heat from exhaust gases before they are expelled.
  • In industrial processes: Utilized in heat recovery systems in industries such as chemicals, oil refining, and petrochemical plants.
  • Heat Recovery Systems: Ideal for recovering heat from industrial exhausts, enabling more efficient operation of boilers and turbines.
  • Other Applications: Also used in steam generation units, heat exchangers, and other systems that require heat transfer between gases and liquids or gases and solids.

 


    4. Advantages of High-Frequency Welding Spiral Fin Tubes for Economizers:

     

    • Superior Heat Transfer: The spiral fin design maximizes surface area, leading to higher efficiency in heat exchange processes.
    • Durability: The ASTM A312 TP347H stainless steel provides outstanding resistance to oxidation and corrosion at high temperatures, extending the life of the tube even in harsh operating conditions.
    • High-Temperature Resistance: Suitable for applications in environments with temperatures up to 900°C (1652°F), common in industrial and power generation processes.
    • Energy Savings: By improving heat recovery, these fin tubes help reduce the overall energy consumption of the system, lowering operational costs.
    • Corrosion Resistance: Stainless steel provides resistance to corrosion in aggressive environments, such as those encountered in industrial waste heat systems.

     

    Company Details

    Bronze Gleitlager

    ,

    Bronze Sleeve Bushings

     and 

    Graphite Plugged Bushings

     from Quality China Factory
    • 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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    • Reach Us
    • YUHONG HOLDING GROUP CO., LTD
    • 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
    • https://www.steelfintube.com/

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