Fin tube is a kind of heat exchange tube,by adding the fin on the surface of the tube,to increase the outer or inner area of heat tube and improve the heat exchanger efficiency.the use of base pipe sets of alumium tube in the form,through the machine extrusion the formation of fins,the fin base and the outer wall of the tube close together, high het trasefer coefficient, excellent heat transfer performance.
Main material is carbon steel,stainless steel,aluminum copper andmany kinds of composite material ,like copper aluminum. The heat transfer energy is 6-10 times higher than the bare tubes.
| Material |
Tubes O.D and thickness |
Fins Height and thickness |
Fin distanceFi |
Finned tubes Specifications |
| Carbon steel/ stainless steel |
Φ18x2mm |
10x0.3mm~0.4mm
12x0.3mm~0.4mm
15x0.3mm~0.4mm
|
3~6mm |
Φ18x2.0mm-38mm |
|
|
| Φ21x2mm |
5~6mm |
Φ21x2.0mm-41mm |
Φ21x2.0mm-45mm |
Φ21x2.0mm-51mm |
| Φ25x2mm |
5~6mm |
Φ25x2.0mm-49mm |
Φ25x2.0mm-49mm |
Φ25x2.0mm-55mm |
| Φ32x2mm |
5~6mm |
Φ32x2.0mm-52mm |
Φ32x2.0mm-56mm |
Φ32x2.0mm-62mm |
| Φ38x3mm |
5~6mm |
Φ38X3.0mm-58mm |
Φ38X3.0mm-68mm |
|
| Φ48x3mm |
5~6mm |
Φ48X3.0mm-68mm |
Φ48X3.0mm-78mm |
|
| Carbon/stainless steel tube with aluminum fins |
Φ18x2mm |
10x0.3mm~0.4mm |
2.8~3.3mm |
Φ18x2.0mm-38mm |
|
|
| Φ21x2mm |
11.5x0.3mm~0.4mm |
2.8~3.3mm |
Φ21x2.0mm-44mm |
|
|
| Φ25x2mm |
12.5x0.3mm~0.4mm |
2.8~3.3mm |
Φ25x2.0mm-50mm |
|
|
| Φ25x2mm |
15x0.3mm~0.4mm |
2.8~3.3mm |
Φ25x2.0mm-55mm |
|
|
| Φ32x3mm |
15x0.3mm~0.4mm |
2.8~3.3mm |
Φ32x3.0mm-62mm |
|
|
| Copper tube and with aluminum fins |
Φ16x1~2mm |
10x2.0mm |
2.8~3.3mm |
Φ16x1~2mm-36mm |
|
|
| Φ18x1~2mm |
2.8~3.3mm |
Φ18x1~2mm-38mm |
|
|
| Φ25x1~2mm |
2.8~3.3mm |
Φ25x1~2mm-50mm |
|
|
Note: We can customize the specifications of the finned tube, please send us the specifications you need.
 |
All of our products can accept customization, and our products in the course of processing and are subject to stringent quality inspection before delivery, if there is a need, we photographed in the process every step of the process can be sent to customers.
Q1:Why choose QINGLI
We wish to be your First-choice one-stop heat exchanger &refrigeration Parts supplier.We are a manufactures for more than ten years!All of our products can accept customization,Our mission is to provide integrated heat exchanger &refrigeration Parts for professional, efficient service.
Q2:How is quality ensured?
All our processes strictly adhere to ISO-9001 procedures.Before leaving the factory after strict pressure and tightness testing.If the product does not work properly as described, and proven to be at our fault, we will provide exchange services only for the same specific item.
Q3:If we don't find what we need on your website, what should we do? Do you make customer's heat exchanger &refrigeration parts?
You can send the pictures and drawings of the products you need by email, we will check if we have them.otherwise, We can customize new products according to customer's needs.
Q4: What is the main market for your products?
Our main market is in Middle East, South America, Europe and USA.
Q5:What about delivery time?
If we have stock of the item you need,we can send goods to you within 3 working days after deposit or 100% payment into our bank account.
If we don't have stock,different products' production time is different.Generally, it needs 7 to 20 working days.
Any other confused question, email us please, we will do our best to assist you!
We are professional factory! remember us please.
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