1. Transition guardrail 2. Material：High quality and low carbon steel 3. Material Model: Q235B (S235JR / ASTM A283M) or Q345B (S355JR / ASTM A529M 1994)  4. Specification: 4320(3320-4320)*310*85*3(2.5-4.0) mm, available in different sizes 5. Technique: cold rolled 6. Finished: Hot dipped galvanized  7. Zinc coating thickness:  550-650 g/m2 (75-85µm) 8. Other special specification as per client's requirement or drawings.  9. Certificate: ISO9001:2008 10. Standard: EN1317; AASHTO M180, Chinese standard 11. Feature: Easy to clean. Strong plasticity .Oxidation resistance. The transition guardrail is always used to transfer three-beam guardrail to w-beam guardrail. With it we can connect the three beam guardrail to W-beam guardrail easily. And the transition guardrail has the same process with w-beam guardrail and three-beam guardrail. 

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