●Material: (surface treatment)
‧Galvanized steel plate (G)
‧Stainless steel plate(S)
●Specifications: (W size)
TDF28 type: 1450mm (5' steel coil), 1750mm (6' steel coil)
TDF35 type: 1430mm (5' steel coil), 1730mm (6' steel coil)
‧Caliber: Can be customized according to customer needs.
‧Add a convex reinforcing groove every 300mm to increase strength.
‧The flange is directly rolled and integrally formed on the pipe body, saving the cost of the flange.
‧Fast on-site construction site assembly and reduced wage costs.
‧The air duct joints are made of Pittsburgh or button-type fasteners.
‧Save manpower and facilitate construction.