... can make hot-dipped highway guardrail Production Standard: JT/T 281-2007, AASHTO M180raw material: Q235Detailed Product DescriptionSteel guard ... moved as needed. For indoor or outdoor use.1.product detailsStandardAISI, ASTM, DIN, GB, JISGradeQ235,Q345Thickness2.85mm-4 ... clearly display in the full report >> Production Capacity: Product line name Production Line Capacity Actual Units Produced(Previous ...