A bridge (Cable Tray) is a structural system used to support and protect cables and pipes, and is widely used in construction, industry and infrastructure. The following is a detailed description of bridge trays:

Type

Ladder step bridge frame:

Structure: similar to a ladder, with support beams on both sides and a transom in the middle.

Advantages: well ventilated, light weight, easy to install.

Application: suitable for power and communication cables.

Trough type bridge:

Structure: closed or semi-closed trough shape.

Advantages: protect cables from dust and moisture, good fireproof performance.

Application: suitable for occasions requiring high protection, such as data centres.

Tray type bridge:

Structure: flat plate at the bottom with low sides.

Advantages: easy to install and maintain, well ventilated.

Application: suitable for occasions with large number of cables and large diameter.

Grid-type bridge:

Structure: composed of metal grid.

Advantages: light weight, well ventilated, easy to install and modify.

Application: Suitable for occasions where frequent changes in cable layout are required.

Material

Steel bridge:

Advantages: High strength and durability.

Application: Suitable for heavy loads and harsh environments.

Stainless steel bridge:

Advantages: corrosion resistant, suitable for humid and corrosive environments.

Applications: chemical, food processing and other industries.

Aluminium Alloy Bridge:

Advantages: light weight, corrosion resistance, beautiful.

Application: suitable for light load and need to be beautiful occasions.

Fiberglass Reinforced Plastic (FRP) Bridge:

Advantages: corrosion resistance, good insulation performance.

Application: suitable for strong corrosive environment.