There are many types of finned tubes, and new varieties are constantly emerging, which can be roughly classified according to the following aspects:

Classified by processing technology:

1. String tube (sleeve tube);

2. Tension winding finned tube;

3. Insert tube;

4. Integral rolled finned tube;

5. Cast finned tube;

6. Welded finned tubes, which are divided into: high-frequency welded finned tubes, submerged arc welded finned tubes, etc.

Classified by fin shape:

1. Square, rectangular, circular finned tubes;

2. Spiral finned tube;

3. Corrugated finned tube;

4. Zigzag finned tube;

5. Needle finned tube;

6. Longitudinal finned tubes;

7. Integral plate finned tube (plate fin). Wait.

Classified by material

1. Copper, Al, Cu/Al finned tubes;

2. Carbon steel, stainless steel, carbon steel/stainless steel finned tube;

3. Cast iron (cast steel) finned tubes; etc.

Classification by purpose

Finned tubes for air conditioning;

Finned tubes for air cooling;

Boiler: finned tubes for water wall, economizer and air preheater respectively;

Various kilns, finned tubes for waste heat recovery of industrial furnaces;

Other special-purpose finned tubes, etc.