High Frequency Welded Helical Serrated Welding Pipe Fin Tubes HFW

Product Specification

High Frequency Welded Helical Serrated Welding Pipe Fin Tubes HFW 

HFW (High-Frequency Welded) solid finned tubes are specialized heat exchange components used in various industrial applications. They are designed to enhance heat transfer efficiency by increasing the surface area available for heat exchange. Here's an overview of their key features and applications:

Key features 
1. Construction:
   - Base Tube: Typically made of carbon steel, stainless steel, or other alloys.
   - Fins: Solid fins are welded onto the outer surface of the base tube using high-frequency welding technology. The fins are usually made of the same or compatible material as the base tube.

2. High-Frequency Welding (HFW):
   - This process ensures a strong metallurgical bond between the fins and the base tube, providing excellent thermal conductivity and mechanical strength.

3. Fin Types:
   - Solid fins are continuous and provide a uniform surface for heat transfer.
   - Fins can be helical (spiral) or longitudinal, depending on the application requirements.

4. Advantages:
   - Enhanced Heat Transfer: The increased surface area improves heat exchange efficiency.
   - Durability: The welded fins are robust and resistant to mechanical damage.
   - Versatility: Suitable for a wide range of temperatures and pressures.
   - Compact Design: Allows for more efficient use of space in heat exchangers.

Applications:
1. Heat Exchangers:
   - Used in air-cooled heat exchangers, economizers, and recuperators.
   - Common in industries such as petrochemical, power generation, and HVAC.

2. Boilers and Heat Recovery Systems:
   - Enhances the efficiency of boilers and heat recovery units by improving heat transfer.

3. Process Industries:
   - Utilized in processes requiring precise temperature control, such as in chemical and food processing industries.

4. Refrigeration and Air Conditioning:
   - Employed in condensers and evaporators to improve cooling efficiency.

Selection Considerations:
- Material Compatibility: Ensure the materials used for the base tube and fins are compatible with the operating environment (e.g., corrosion resistance).
- Fin Density and Height: Optimize fin density and height based on the specific heat transfer requirements and space constraints.
- Operating Conditions: Consider factors such as temperature, pressure, and fluid properties when selecting finned tubes.

Maintenance:
- Regular inspection and cleaning are essential to maintain optimal performance, especially in environments prone to fouling or corrosion.

HFW solid finned tubes are a reliable and efficient solution for enhancing heat transfer in various industrial applications, offering durability and performance in demanding conditions.

Technical Details/Base Tube Details

Tube Diameter : 20 mm OD Min to 219 mm OD Max.

Tube Thickness : Minimum 2 mm up to 16mm

Tube Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, duplex Steel, Super Duplex Steel, Inconel, High Chrome High Nickle & Incolloy, and some other material.

Fin Details

Fins Thickness : Min. 0.8 mm to Max. 4 mm

Fins Height : Min 0.25” (6.35 mm) To Max.1.5” (38 mm)

Fin Density : Min 43 Fins Per Meter To Max. 287 Fins Per Meter

Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, Duplex Steel and Incolloy.

Number of pieces,

base tube: Diameter, thickness, length and material specification.

Fins: material specification, type (solid or serrated), height, thickness, spacing, finned length and unfinned sections. Weld prep details if required.

Delivery period required.