Feature and Benefit:
- Highly accurate flange profiles and components ensure ease of fitting and high-quality assembly
- Light weight square flange manufactured from galvanized sheet steel with corner fixing points
- Snap fit corner pieces to allow easy fitting at sites
- Material: ASTM A283 Grade C
- These flanges cover air pressure classes and forces are based on the “SMACNA-HVAC” standard and the DW 144 steel standard air duct standard, which are two global standards.
Dimension:
Code | A(mm) | B(mm) | T(mm) | C(mm) | D(mm) |
Flange 20 | 24 | 21 | 0.6 | 4 | 8 |
Flange 30 | 27 | 31 | 0.8 | 5 | 10 |
Flange 40 | 27 | 41 | 1 | 5 | 10 |