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YUHONG HOLDING GROUP CO., LTD

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China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube
China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube

  1. China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube
  2. China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube
  3. China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube
  4. China HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube

HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube

  1. MOQ: 500kgs
  2. Price: To be discussed
  3. Get Latest Price
Payment Terms T/T,L/C
Supply Ability 5000 meters/day
Delivery Time 50-120days
Packaging Details Iron frame wooden case
Welding Type High Frequency Welding
Base Pipe Material ASME SA213 T22
Fin Material Carbon Steel
Testing Visual & Dimensional Inspection; Non-Destructive Testing; Hydrostatic Test; Fin-to-Tube Bonding Test
Application HRSG; Boiler economizers and superheaters
Surface Anti-Rust Oil Surface or Customized
Brand Name YUHONG
Model Number T22 Serrated Fin Tube
Certification ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; WPS/PQR/WPQ
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,L/C Supply Ability 5000 meters/day
Delivery Time 50-120days Packaging Details Iron frame wooden case
Welding Type High Frequency Welding Base Pipe Material ASME SA213 T22
Fin Material Carbon Steel Testing Visual & Dimensional Inspection; Non-Destructive Testing; Hydrostatic Test; Fin-to-Tube Bonding Test
Application HRSG; Boiler economizers and superheaters Surface Anti-Rust Oil Surface or Customized
Brand Name YUHONG Model Number T22 Serrated Fin Tube
Certification ISO9001:2015; ISO14001:2015; ISO45001:2018; PED 2014/68/EU; WPS/PQR/WPQ Place of Origin China
High Light ASME SA213 T22 serrated fin tubehigh-efficiency heat recovery fin tubeHRSG serrated finned tube
HRSG Replacement Components Harps ASME SA213 T22 Serrated Fin Tube
Overview

Our Serrated Fin Tubes are engineered for high-temperature and high-pressure heat transfer applications, specifically optimized for use in Heat Recovery Steam Generators (HRSGs), waste heat boilers, fired heaters, and petrochemical process equipment. The finned construction maximizes surface area exposure for enhanced heat transfer efficiency, while the serrated fin configuration significantly improves turbulence and reduces fouling.

These tubes are manufactured with a base tube material of ASME SA213 T22—a high-strength Cr-Mo alloy steel—combined with high-quality carbon steel serrated fins, delivering superior mechanical stability and heat transfer performance under demanding operating conditions.

Technical Specifications
1. Base Tube Material: ASME SA213 T22
  • Material Type: Seamless ferritic alloy steel (2.25% Cr, 1% Mo)
  • Standards: ASTM / ASME SA213
  • Key Properties:
    • Excellent high-temperature strength
    • Superior resistance to oxidation and creep
    • High structural stability under pressure
    • Ideal for HRSG and boiler service temperatures up to ~600°C
2. Fin Material: Carbon Steel (CS)
  • Type: Low-carbon or medium-carbon steel depending on application
  • Advantages:
    • High thermal conductivity
    • Good weldability
    • Cost-effective material with strong mechanical properties
3. Fin Type: Serrated Fins

Serrated fins (also called segmented fins) are designed to break the boundary layer, creating enhanced turbulence and improving overall heat transfer efficiency.

Fin Characteristics
  • Fin Type: Serrated / Segmented
  • Fin Height: Typically 10–16 mm (customizable)
  • Fin Thickness: Typically 0.8–1.5 mm
  • Fin Density: Commonly 8–10 FPI (fins per inch), customizable
  • Fin Attachment: High-frequency resistance welding (HFRW)
  • Fin Orientation: Longitudinal serrations for optimized turbulence generation
Fin Performance Advantages
  • Increased heat transfer coefficient
  • Improved gas turbulence
  • Reduced fouling and ash deposition
  • Enhanced efficiency in HRSG convection sections
  • Better performance in dirty gas streams compared to solid fins
4. Tube Dimensions (Customizable)
  • Outer Diameter: 25.4 mm (1"), 38.1 mm (1.5"), 50.8 mm (2”), or custom sizes
  • Wall Thickness: From 2.0 mm to 6.0 mm depending on pressure and design code
  • Tube Length: Up to 18–20 meters (based on production capability and transport limits)
  • Straight or U-bend configurations available
5. Welding and Bonding Method
  • High-Frequency Resistance Welding (HFRW) ensures:
    • Full metallurgical bond between fin and tube
    • Excellent thermal conductivity
    • High mechanical strength
    • Long service life under thermal cycling
Applications

Serrated fin tubes with T22 base tubes are widely used in:

  • HRSG (Heat Recovery Steam Generators)
  • Combined Cycle Power Plants (CCPP)
  • Waste Heat Recovery Units (WHRU)
  • Petrochemical and refinery heaters
  • Boiler economizers and superheaters
  • High-temperature gas-to-air or gas-to-water heat exchangers
Key Advantages
  • High heat transfer efficiency
  • Reduced gas-side pressure drop
  • Better anti-fouling performance
  • Excellent mechanical durability at high temperature
  • Engineered for long-term service in harsh industrial environments

Company Details

Bronze Gleitlager

,

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 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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  • 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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