Corrugated galvanized highway guardrail and the accessories We can make two waves, three waves for highway guardrail/fence application Production Standard: JT/T 281-2007, JT/T 457-2007 Raw material: Q235A galvanized steel sheet Detailed Product Description: Steel guardrails provide a visual and physical barrier between traffic and work areas. It is used for protection against accidents due to lift trucks or other mobile equipment in dock areas, aisles, around special equipment, or offices. Reduce costly damage to equipment and inventory. Modular system is easily expanded or moved as needed. For indoor or outdoor use.