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Thrie Guardrail Beam


1. Hot dip galvanized.
2. Long service life.
3. Thickness and length can be customized.
4. Zinc coated thickness can be customized.
5. Anti-collision effect is better than W Beam
6. Steel Grade Q235B (ASTM A283M) or Q345 (ASTM A529M) is available.

BASIC INFO Production Packing

Galvanized steel guardrail beam is the most common crash barriers designed to prevent the vehicle from running out of the road in dangerous area. Compared to w beam, thrie beam (three beam) guardrail has better anti-collision performance, which is widely applied in dangerous road such as bridge.


Standard Size 4130*506*81*3.5mm, 4130*506*81*3mm, 3200*506*81*4mm, 4320*506*85*4mm or customized
Material Steel Grade Q235B (equivalent to S235JR according to DIN EN 10025 and Gr. D according to ASTM A283M) or Q345 (S355JR / ASTM A529M 1994).
Thickness 3~4 mm or customized
Surface Treatment Hot dip galvanized
Zinc coating 550g/m2 (80µ), 610g/m2 (85µ), 1100g/m2 (160µ), 1200g/m2 (170µ) or customized
Standards JT/T 281-1995(China), AASHTO M180-79 etc.
Application bridge and other dangerous area