Handling highway guardrail surface

The green blue we see on the highway is also the silver-white guardrail, which is treated with anti-corrosion treatment. Only in this way will the fence have a longer service life and visually beautiful. effect. The surface treatment of highway guardrails is to prevent corrosion and increase the service life, so there are many ways to surface treatment.

        Such as: 1, galvanizing treatment: galvanizing treatment is the surface treatment of the guardrail board is more common, galvanizing treatment is divided into hot-dip galvanizing and cold galvanizing treatment, in general, the use of hot-dip galvanizing because of hot-dip galvanizing life ratio Cold galvanizing is longer, and the surface after galvanizing is silvery white.

 

        2. Dip treatment: Dip treatment is also the most common way of surface treatment of the guardrail. After the surface treatment is completed, it is the green and blue guardrail board we have seen.

 

        3, galvanizing plastic treatment galvanizing plastic treatment is to first galvanized the guardrail plate and then dip-coated under the premise of galvanizing treatment, the purpose of this is to improve the life of the guardrail, let The guardrail is more suitable for the use of the environment. Generally, the surface treatment in the northern cold areas is more.