| Name | Double Channels |
| Model | CDD-144 |
| Wall thickness(mm) | 2.75 |
| Section height(mm) | 144 |
| Rice weight(kg/m) | 8.20 |
| Standard length(m) | 6 |
Application：
1. The main part of the support system, used as a column, main beam and secondary beam.
2. As a connecting piece between the base material and the support system, various types of support systems can be quickly and effectively built on it.
3. The double-split channel steel makes bidirectional support and hoisting possible while increasing the load-bearing capacity.
Structure：
1. New C-shaped channel steel, beautiful appearance, advanced design concept, and superb production technology.
2. Axial stiffened rib design enhances the ability to resist torsion.
3. C-shaped channel steel crimping design, and the matching channel steel locks for connection, effectively enhance the ability of shear resistance, sliding resistance and impact resistance.
4. The design of multiple strip holes on the back of C-shaped channel steel makes the installation flexible and convenient.
5. It is riveted with high-end equipment, no welding is required, safe and reliable, and stable performance.
Installation：
1. According to actual needs, C-channel steel can be cut on site.
2. A variety of C-shaped channel steel section heights, suitable for installation of different specifications of pipes, ducts and bridges, economical and practical.
P·Standard：
1. Material: 275g galvanized sheet SGC340 for 2.0mm; 275g galvanized sheet SGH340 for 2.5/2.75mm; the thickness of the zinc layer on the surface reaches 20um, and it is produced in accordance with JIS G 3302.
2. Other anti-corrosion treatments: hot-dip galvanizing, epoxy spraying, stainless steel.
