
Durable H Square Round U C Sigma Post Guardrail System for Highways Galvanized Steel Safety Crash Barrier. Multi-Standard Compliance: Certified by ASTM, ISO9001, CE, EN1317, AASHTO M180, and MASH TL1-TL4. Customizable Dimensions: Offers H, C, U, Round, Square, Sigma styles with customizable lengths, widths, and heights. Superior Corrosion Resistance: Hot-dipped galvanized with zinc coating thickness options from 100 to 1200 g/m2. Diverse Color Options: Available in Zinc-Silver, Green, Yellow, Blue, and Gray with plastic sprayed coating. High Strength Material: Made from Q235B/Q355 steel with minimum tensile strength of 495MPa. Flexible Installation: Supports both bolt-on and drive-on installation methods for easy deployment. Comprehensive Warranty: Provides 2-year warranty with lifetime maintenance support and technical consultation. OEM/ODM Capability: Full customization from samples or designs with own brand and OEM services available.