Embedded G-Type Finned Tube for Fin Fan Cooler

I. Definition and Structure of Embedded G-Type Finned Tube for Fin Fan Cooler

Definition: The G-type embedded finned tube is a highly efficient heat exchange element. Fins are embedded onto a base tube through a special process, increasing the heat transfer area.

Structural Details: The base tube is typically a round metal tube made of carbon steel, stainless steel, or other materials. The fins are shaped like the letter “G,” ensuring closer contact between the fins and the base tube. The fins are typically made of the same material as the base tube or a material with excellent thermal conductivity, ensuring efficient heat transfer from the base tube to the fins.

II. Working Principle of the Embedded G-Type Finned Tube for Fin Fan Cooler

During the heat exchange process, hot fluid flows through the tube, transferring heat through the base tube wall to the fins. The fins’ larger surface area allows for more efficient heat exchange with the surrounding cool fluid. The cold fluid flows outside the fins and tubes, absorbing heat transferred from the fins. This transfers heat and improves the overall heat transfer efficiency of the heat exchanger.

III. Advantages of Embedded G-Type Finned Tube for Fin Fan Cooler

High-Efficiency Heat Transfer: Compared to ordinary plain tubes, G-type embedded finned tubes significantly increase the heat transfer area, significantly improving heat transfer efficiency. For example, in some industrial heat exchangers, the use of G-type embedded finned tubes can increase heat transfer efficiency by 30%-50%.

Sturdy Structure: The embedded fin structure ensures a tight connection between the fins and the base tube, capable of withstanding high pressures and temperatures and resisting detachment, ensuring the long-term stable operation of the heat exchanger.

Suitable for a variety of fluids: It can be used for heat transfer between a variety of hot and cold fluids of varying properties, whether in gaseous or liquid form, and achieves excellent heat transfer performance.

IV. Applications of Embedded G-Type Finned Tube for Fin Fan Cooler

Industrial Applications: Widely used in heat exchangers, condensers, evaporators, and other equipment in the chemical, petroleum, and power industries. For example, in the distillation process of chemical production, G-type inlaid finned tubes are used as heat exchange elements in the condenser to quickly cool steam into liquid.

Embedded G-Type L KL LL Finned Tube Fin Tube Structure

 Finned Tube Application:

• the petroleum, chemical and petrochemical industries

• natural gas treatment

• the steel industry: blast furnace and converter systems

• power generation: steam turbine exhaust condensing

– contact condensing with cooling of circulating condensate

– fossil and nuclear power plants

• air conditioning (freon, ammonia, propane)

• incineration of household refuse

• compressor coolers, ect.

Base tube :ASTM A789 UNS31803: OD38.1 x 1.65 min. thickness x 3 meters long

Fin: KLM Al 1060 Fin: OD 69.85 x 0.4mm thick x 10FPI

• Finned Tube: Ø 25.4 x 1.65 mm thickness, Length 9144 mm – 600 Nos
  Material: ASME SB-163 N08825
• Fins Size: Ø 57.15 x 0.4 mm thickness, 11 FPI – Type KLM
  Fins Material: SB 209 Alloy 1060
• Unfinned Area: 35 mm

Datang Fin Tube Technical Parameters