|Outer diameter d1 (mm)||47|
|Tube end diameter d2 (mm)||25.8|
|Inner diameter d3 (mm)||22.2~22.6|
|Tube wall thickness S (mm)||1.5|
|Outer sectional area A1 (m2/2)||0.68|
|Outer sectional area/ Inner sectional area A1/A2||8.8|
The 47 high copper finned tube shows terrific heat exchange efficiency and durability. It is purchased by the boiler manufacturers in a large scale, serving as one of the key parts of boiler, and many of them spoke highly of this product.
Durable Fin Tube for Sale | Heat Exchanging Tube | Helical Tube