Three wases highway guardrail, Guardrail:

1. Usual specification: 310*85*3.0/4.0*4320 MM or according to customer's requirements.
2. Base Steel: Q235 according to GB 700-88 (equivalent to S235JR according to DIN EN10025 and Gr. D according to ASTM A283M)
3. The thickness of Steel: 3MM, 4MM or according to customer's requirements
4. Finish: Hot dip galvanized or powder coated
5. The thickness of Zinc coating: According to customer's requirements.
6. The weight of finished beam: 49.17 KG/PC
7. Certificate: ISO9001: 2001, ISO14001: 2001

Shanghai Sonitic Steel Trading Co. Ltd. Is a big manufacturer for highway guardrails (W-Beam) in China. We can produce two waves and three waves highway guardrails. We have two cold bending lines and two galvanizing lines. We also would like to make them according your requirement or drawing .