Highway caution sign posts, also known as road sign posts or roadside sign posts, are upright poles used along highways to indicate traffic routes.

Traffic sign posts are made from steel pipes, with a hot-dipped galvanized surface finish. Product categories include single-armed sign posts, double-armed sign posts, double-column sign posts, and single-column sign posts.

Galvanized hot dip sign posts and various uprights

Broadly used on highways, urban roads, and various types of roads
The main materials include Q235, Q345, 16Mn, alloy steel, etc., with lengths ranging from 1.5M to 12M.