FAQ  
 
     
 
Highway Guardrail Standards
 
Highway guardrails mainly according to mainly China standard, USA standard and Germany standard, listed as below.
 
     
Guardrail Types
 
We classify guardrails with hot dip zinc coating content requirements, also another way for us to divide the guardrails is according to the beam types.
 
     
Grades
 

Highway guardrail grade partition that we produce has several kinds the following.
 
     
Ordering Information
 
When you order our highway guardrail products, please specify the following information, which will help us to give you a quick and efficient response.
 
     
 
 
 
 
  Grades
 
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)
 
 
 
 
 
 
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