1) What is G Type Embedded Finned Tubes?
G-type embedded finned tubes are a type of heat exchanger tube with fins that are embedded into the wall of the tube itself. These fins typically have a G-shaped cross-section, which gives them their name. The fins are formed by cutting grooves into the outer surface of the tube and then folding or pressing the material to create the fin shape.
The embedded fins increase the surface area of the tube, allowing for more efficient heat transfer between the fluid flowing inside the tube and the surrounding environment. This design enhances the heat transfer coefficient and improves the overall thermal performance of the tube.
G-type embedded finned tubes are commonly used in applications where high heat transfer efficiency and compact design are required, such as in air-cooled heat exchangers, air heaters, and oil coolers. They are particularly well-suited for applications with high-temperature differentials or where space constraints limit the use of traditional finned tubes.
2) What is the advantages of G Type Embedded Finned Tubes?
The advantages of G-type embedded finned tubes include:
1. Enhanced Heat Transfer: The embedded fins significantly increase the surface area of the tube, improving heat transfer efficiency. This results in better thermal performance and more effective heat exchange between the fluid inside the tube and the surrounding environment.
2. Compact Design: G-type embedded finned tubes allow for high heat transfer rates in a compact space. This makes them ideal for applications where space is limited or where a smaller footprint is desired, such as in air-cooled heat exchangers and compact heat exchanger units.
3. Mechanical Strength:The fins are securely embedded into the tube wall, providing mechanical stability and resistance to deformation. This ensures the structural integrity of the tube, even under high operating pressures or temperature variations.
4. Uniform Heat Distribution:The design of G-type embedded fins promotes uniform heat distribution along the length of the tube, minimizing temperature variations and hot spots. This helps to optimize the overall efficiency of the heat exchanger system.
5. Corrosion Resistance:Depending on the material used for the tube and fins, G-type embedded finned tubes can offer excellent corrosion resistance, ensuring long-term reliability and durability in various operating environments.
6. Versatility:G-type embedded finned tubes can be manufactured from a variety of materials, including carbon steel, stainless steel, copper, and aluminum, allowing for customization to suit specific application requirements.
Overall, the advantages of G-type embedded finned tubes make them a preferred choice for heat transfer applications where high efficiency, compact design, mechanical strength, and uniform heat distribution are essential.
3) What is the G Type Embedded Finned Tubes main application fields?
G-type embedded finned tubes find applications in various industries and processes where efficient heat transfer is essential. Some of the main application fields include:
1. Heat Exchangers: G-type embedded finned tubes are widely used in heat exchanger systems for both heating and cooling applications. They are employed in air-cooled heat exchangers, shell-and-tube heat exchangers, plate heat exchangers, and other types of heat transfer equipment.
2. Air Conditioning and Refrigeration: These finned tubes are utilized in air conditioning systems, refrigeration units, and HVAC (heating, ventilation, and air conditioning) systems to facilitate the exchange of heat between the refrigerant and the surrounding air.
3. Oil and Gas Industry:G-type embedded finned tubes are utilized in oil refineries, petrochemical plants, and natural gas processing facilities for heat recovery, condensation, and process heating applications.
4. Power Generation: They are used in power plants for applications such as heat recovery steam generators (HRSGs), boiler economizers, and cooling systems in steam turbines.
5. Chemical Processing: G-type embedded finned tubes are employed in chemical processing industries for heating and cooling of various chemical compounds, reactors, and vessels.
6. Food and Beverage Industry:These finned tubes are utilized in food processing plants for pasteurization, sterilization, and other heating or cooling processes.
7. Renewable Energy: G-type embedded finned tubes can be found in solar thermal collectors and geothermal heat exchange systems, where they help in capturing and transferring heat energy from renewable sources.
8. Automotive Industry: They are used in automotive radiators and heat exchangers for engine cooling and air conditioning systems.
Overall, G-type embedded finned tubes are versatile components that find application in a wide range of industries and processes where efficient heat transfer is critical for optimal system performance and energy efficiency.
4) Our G Type Embedded Finned Tubes Specifications:
|
ITEM |
MM |
INCH |
|
Tube OD |
15.88 to 101.6 |
5/8”to 4” |
|
Tube Wall Thk |
1.5 to 3 |
0.059"to 0.118" |
|
Tube Length |
≤18,500 |
≤60.7 ft |
|
Fin Thk |
0.3 to 1.0 |
0.012"to 0.040" |
|
Fin Height |
6.35 to 25.4 |
1/4" to 1" |
|
Fin Pitch |
2.5 to 5 |
2 FPI to 9 FPI |
|
Fin Type |
G type |
|
|
Material Combinations |
||
|
Fin Material |
Aluminium or copper |
|
|
Tube Material |
C.S. (Grade: SA179, SA192,SA210 GrA1/C,A106 Gr B ) |
|
|
S.S. ( Grade: TP304, TP316,TP316Ti ,TP321) |
||
|
Copper ( Grade:C12200,C44300,C68700,C70600,) |
||
|
Titanium (Grade: B338 Gr2 B338 Gr7) |
||
|
Applied Temperature |
380°C-420°C |
|
|
Inspections |
Chemical Composition Mechanical Properties Hydrostatic Test Boroscopic Inspection Eddy Current Test Tensile Test |
|
Description
Product Name: Embedded Finned Tube, G Type Embedded/ Grooved Fin Tube,L Type Embedded/Wrap Around Fin Tube,LL Type Embedded/Wrap Around Fin Tube,KL Type Embedded/Wrap Around Fin Tube,
• Base Pipe OD: 15.88-101.6mm
• Base Pipe wall Thk: 1.5 to 3mm
• Fin Height: 6.35-25.4mm
• Fin Thickness: 0.3 -1.0mm
• Number of Fins: 2~9 FPI
• Fin Pitch: 2.5mm-5mm
• End: Plain Ends, Beveled Ends,BST
Base Tube Material
• Carbon Steel： SA179, SA334, SA214, SA106B, SA-192,SA210 GRA1/C,10#, 20#,
• Stainless Steel：SA789, SA213, SA312, TP304, TP316L,TP316Ti
• Cooper：ASTM B111/ASME SB111:C12200,C68700,C44300,C71500,CuNi90/10, 70/10,70/20,70/30
• Titanium：Grade:B338 Gr2 B338 Gr7
Fin Material
• Aluminum：AA 1000 Series,AA 3000 Series,AA 6000 Series
• Cooper：SB111 C12200
Applied Temperature:380℃-420℃
Inspections:
• Chemical composition
• Mechanical Properties
• Hydrostatic Test
• Boroscopic Inspection
• Eddy Current Test
• Tensile Test
If you have any Inquiry, please don't hesitate to contact us immediately,
Email:info@fintuberadiator.com
Specification
| Type | Description | Base tube | Base tube | Fin specification | |||||
| O.D. (mm) | O.D. (inch) | Fin pitch(mm) | Fin pitch(FPI) | Fin height(mm) | Fin height(inch) | Fin thick(mm) | Fin thick(inch) | ||
| Embedded | G Type Embedded/ Grooved Fin Tube | 14-51 | 0.5-2 | 2--6 | 3--14 FPI | 7--17 | 0.27--0.669 | 0.35--2 | 0.0137-0.0787 |
| L Type Embedded/Wrap Around Fin Tube | 10-51 | 0.4-2 | 2--6 | 3--14 FPI | 7--17 | 0.27--0.669 | 0.35--2 | 0.0137-0.0787 | |
| LL Type Embedded/Wrap Around Fin Tube | 10-51 | 0.4-2 | 2--6 | 3--14 FPI | 7--17 | 0.27--0.669 | 0.35--2 | 0.0137-0.0787 | |
| KL Type Embedded/Wrap Around Fin Tube | 10-51 | 0.4-2 | 2--6 | 3--14 FPI | 7--17 | 0.27--0.669 | 0.35--2 | 0.0137-0.0787 | |
| Extruded | Carbon base tube | 15.88--50.8 | 0.625--2 | 1.8-8 | 3--14 FPI | 5--16 | 0.2--0.63 | 0.3-1.2 | 0.012--0.047 |
| Stainless base tube | 15.88--50.8 | 0.625--2 | 1.8-8 | 3--14 FPI | 5--16 | 0.2--0.63 | 0.3-1.2 | 0.012--0.047 | |
| Copper base tube | 15.88--50.8 | 0.625--2 | 1.8-8 | 3--14 FPI | 5--16 | 0.2--0.63 | 0.3-1.2 | 0.012--0.047 | |
| Low Fin Tubes ( Integral Fin Tube ) | Carbon Steel, stainless steel, titanium, copper, brass, nickel alloy. | 6.35--38 | 0.25--1.5 | 2.8--12.7 | 2--9FPI | 0.38--1.27 | 0.015 --0.050 | ||
| High Frequency Welding Fin tube | Solid Helical Fin Tubes | 15.88--273.1 | 0.625--10 | 3--25 | 0.118--1 | 5--30 | 0.196--11.811 | 1--3 | 0.0393--0.1181 |
| Serrated Helical Fin Tube | 15.88--273.1 | 0.625--10 | 3--25 | 0.118--1 | 5--30 | 0.196--11.811 | 1--3 | 0.0393--0.1181 | |
| H/HH Type Rectangular Fin tube | 15.88--273.1 | 0.625--10 | 3--25 | 0.118--1 | <219 | <8 | 1--3 | 0.0393--0.1181 | |
| Studded Fin Tube | 15.88--273.1 | 0.625--10 | 3--25 | 0.118--1 | 5--30 | 0.196--11.811 | φ5-20 | ||
| Elliptical/Oval Fin tube | Hot dipped galvanized | 36*14 | 2.5--3 | 0.0984--0.118 | 55*26 | 0.25 | 0.0098 | ||
| Laser Fin tube | Copper,Brass,nickel | 10--45 | 0.393--1.771 | 2--10 | 0.0787-0.3937 | 5--23 | 0.196--0.905 | 0.3-1.2 | 0.011--0.047 |
