Crash Barrier (also named Highway Guardrails, Road Barrier) We can manufacture W Beam (Profile A), Profile B, and different types of steel posts (C Posts, U Posts, Sigma Posts) and blocks, we can also supply bolts, nuts and washers, reflector, cat's eye, and relevant components, etc. We manufacture highway guardrails mainly according to those Standards below: a. JT/T 281-1995(Corrugated Sheet Steel Beams For Expressway Guardrail - China) b. AASHTO-M180 (Corrugated Sheet Steel Beams For Highway Guardrail - USA) c. RAL RG620 (Germany) d. Or tailor-make according to client's requirements Types: Type I. hot dip galvanized: 550 g/m2 (40μ) Type II. hot dip galvanized:1100 g/m2 (80μ) or 1200 g/m2 (85μ) Class: Class A-1: 2.67 mm base metal nominal thickness, Steel Grade Q235 (equivalent to S235JR according to DIN EN10025 and Gr.D according to ASTM A283M) Class A-2: 2.67 mm base metal nominal thickness, Steel Grade Q345 (equivalent to S355JR according to DIN EN10025 1994 and Gr.50[345] according to ASTM A529M) Class B-1: 3.43 mm base metal nominal thickness, Steel Grade Q235 (equivalent to S235JR according to DIN EN10025 and Gr.D according to ASTM A283M) Class B-2: 3.0 mm base metal nominal thickness, Steel Grade Q235 (equivalent to S235JR according to DIN EN10025 and Gr.D according to ASTM A283M) |