Railing posts classification color: galvanized silver-white, spray-painted green, white, blue, gold, etc. According to the waveform, it can be divided into two-wave waveform guardrail and three-wave waveform guardrail. According to the surface treatment, it can be divided into two types: hot-dip galvanized wave guardrail and galvanized sprayed plastic.
Railing posts can be divided into roadside guardrails and central divider guardrails according to the installation location. According to the anti-collision level, it can be divided into A-level and S-level. The S-level guardrail is a reinforced type and is suitable for use on particularly dangerous roadside sections, and the A-level is used for special highways. Commonly used roadside wave beam guardrails can be divided into five levels: B, A, SB, SA, and SS according to the anti-collision level.