1. Semicircle terminal end2. Material Model: Q235B (S235JR / ASTM A283M) or Q345B (S355JR / ASTM A529M 1994) 3. Hot dipped galvanized finish.4. Zinc coating thickness: 550-650 g/m2 (75-85µm)5. Other special specification as per client's requirement or drawings. 6. Certificate: ISO9001:20087. Standard: AASHTO M180,Website:http://www.cnguardrail.com, Chinese standardGuardrail terminal ends were designed to prevent guardrails from penetrating vehicles that collide with the ends of roadside barriers. Barrier systems require well designed terminal ends to avoid any dangerous situations. Our guardrail terminal ends are expertly engineered to minimize impacts and stop vehicles from being pierced by the steel guardrail.