1. Application: Upright lock seam 470 roof plate;
2. Effective coverage width: 470 mm;
3. The whole plate is good looking and upright composited of male rib, female rib and straight segments. The height of rib is 66mm. The plate normally adopts the original aluminum zinc color plate. It can also use the color coating plate with thickness 0.5-0.7mm. The roof plate is horizongtaly installed by joining male rib and female rib without using the self-drilling screws, which are joined by electric machine.
4. 360 upright locking seam system is the most strong roof system in wind resistant in world. It can reach the capacity 4.8KN/ m2.
|Characteristics of effective section|
|Let cm 4 /m||17.31||20.77||24.23|
|Wet cm 3 /m||14.78||17.74||20.69|