GB/T 31439.2-2015
AbolishedGuardrail—Part 2: Corrugated sheet steel thrie-beams for road guardrail
波形梁钢护栏 第2部分：三波形梁钢护栏
Application Summary AI generated
This standard specifies the dimensions, materials, manufacturing processes, and performance requirements for corrugated sheet steel thrie-beams used in road guardrail systems. It is applied in the production and quality inspection of highway safety barriers, particularly for high-energy impact zones where enhanced containment and redirection of vehicles are needed, such as on expressways and major arterial roads.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.