September 6, 2026
How to Choose Guardrails for Coastal and Highly Corrosive Environments Coastal highways, sea-crossing bridges, ports, waterfront roads, chemical plants and wastewater facilities expose guardrails to salt […]
W-beam vs thrie-beam, Q235 vs Q355 steel, hot-dip galvanizing vs powder coating, post spacing and corrosion protection. Material and profile selection, with the numbers behind each recommendation.
July 28, 2026
Hot-dip galvanized and powder-coated guardrails serve different project needs. Compare corrosion protection, appearance, maintenance and cost—and learn when a duplex coating system is the better choice.
June 24, 2026
China guardrail specifications The Complete Guide to Chinese Corrugated Beam Guardrails How Protection Levels Determine W-Beam and Thrie-Beam Specifications Match protection levels (B/A/SB/SA/SS) to panel sizes, […]
June 15, 2026
Q235 vs Q345 (Now Officially Q355) Steel Q235 vs Q345 (Now Officially Q355) Steel Which Grade Should You Choose for Guardrails? When evaluating highway guardrail […]
June 14, 2026
W-Beam vs Thrie-Beam Guardrail Which One Does Your Project Need? Standards Referenced: GB/T 31439.1-2015 · JTG D81-2017 · EN 1317-2:2010 · ISO 1461:2009 1，What’s the Difference? […]