High-Performance W-Beam Guardrail for Mountain & Coastal Highways
Advanced road safety for challenging terrains. Our W-beam guardrail is engineered for mountain curves, coastal expressways, and high-risk zones, delivering superior impact absorption and corrosion resistance in extreme environments.
📷W-Beam Guardrail – Mountain Highway Installation
(High-performance guardrail for challenging terrains)
📷Hot-dip Galvanized Surface
📷Green Powder Coating Option
📌 Product Highlight: Engineered for high-risk zones, this W-beam guardrail features a 3.0mm base steel thickness, a heavy-duty 600g/m² zinc coating, and optional anti-corrosion powder coating. Ideal for coastal areas, mountain passes, and high-rainfall regions where durability is critical.
Technical Specifications – Heavy-Duty Guardrail
| Base Material | Hot-dipped galvanized steel coil (S235JR / S355JR /Q235B/ Q355B) |
|---|---|
| Section Type | W-beam (Double-wave) / Thrie-beam (Triple-wave) |
| Dimensions (Double-wave) | 4320 × 310 × 83 × 2.5mm/2.77mm/3.0mm / 4.0mm |
| Dimensions (Triple-wave) | 4320 × 506 × 85 × 3.0mm / 4.0mm |
| Zinc Coating Weight | Z275 – Z600 (g/m²), with heavy-duty Z600 option |
| Surface Finish | Hot-dipped galvanized / Anti-corrosion powder coating (RAL colors) |
| Length | Customized (1m – 6m per project requirement) |
| Design Standard | EN 1317 / AASHTO M180 / MASH TL-3 |
Engineered for Extreme Environments
Mountain & Curve Protection
Optimized for sharp bends and steep slopes, providing critical redirection for out-of-control vehicles.
Coastal & Corrosion Resistance
Heavy-duty Z600 galvanization resists salt spray and high humidity, ideal for coastal highways.
TL-3 Impact Tested
Meets MASH TL-3 and NCHRP 350 standards, proven in independent laboratory tests.
Engineered for Your Project Environment
Challenge: Sharp curves, steep slopes, high impact risk.
Solution: 3.0mm thick W-beam with high-strength steel (S355JR) for maximum redirectional capability.
Challenge: Salt spray, high humidity, rapid corrosion.
Solution: Heavy-duty Z600 galvanized coating + optional anti-corrosion powder coating, salt spray tested 3000+ hours.
Challenge: Poor visibility, wet road surfaces, increased accident rates.
Solution: High-visibility guardrail with reflectors and durable coating that withstands continuous moisture exposure.
Complete Guardrail System Accessories
- Guardrail Posts: Round (Φ114mm / Φ140mm) , square posts, U/C shape posts and H shape posts
- Spacer Blocks / Anti-Impact Blocks: Various shapes for energy absorption
- Connection Hardware: High-strength bolts, nuts, and washers (galvanized)
- End Terminals & Transition Sections: Custom-designed for system continuity
- Reflectors & Delineators: Enhanced visibility for night-time safety
Production & Quality Control
📷Roll-Forming Production Line
📷Zinc Coating Thickness Test
📷Impact Test Laboratory
Why Choose This Guardrail?
- Proven in extreme environments – tested in coastal and mountainous regions globally
- Heavy-duty corrosion protection – Z600 zinc coating option for maximum durability
- Customizable to project needs – length, color, and coating specifications
- Complete system supply – one-stop sourcing for all guardrail components
- Engineering support – free CAD drawings and installation guidance
- Global shipping experience – reliable export to 30+ countries
📩 Request a Quote for Your Guardrail Project
Contact us for specifications, samples, and tailored pricing for your road safety project.








