1. hot dipped galvanized oval (elliptical) finned tubes, rectangular fin tubes ( fin tubes ) is by setting up rectangular or square-shaped fins over Oval tube.
This fin tubes (pipes) maximizes the performance of Heat Exchangers and minimizes the loss of heat transfer and pressure.
| fin pitch mm |
2.3 |
2.5 |
2.8 |
3.2 |
| fin quantit pc/m |
416-455 |
390-410 |
345-370 |
302-322 |
| heat transfer area (square meter/m) |
1.15 |
1.05 |
0.95 |
0.85 |
| weight (Kg/m)2.0/2.5 |
3.0/3.3 |
2.9/3.1 |
2.7/3.0 |
2.5/2.8 |
| tube material |
carbon steel tubes (seamless or welded pipes) |
| Bare tube (mm) |
Long 36-0.2 |
| Short 14-0.2 |
| Fin material |
SPCC |
| Fin size (mm) |
55*26*0.25 |
| Zin layer (mm) |
0.05-0.07 |
| Turbulator quantity |
4pcs,10 pcs or 26 pcs |
| length(m) |
15000mm |
2. galvanized oval （elliptical) finned tubes
Tube size: 100x20mm
Fin size: 120x49mm
Material: carbon steel tubes and carbon alloy steel tubes
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