• Thrie beam guardrail

    Thrie mtengo wotetezera

    Guardrail ndiyofunika kutsatira AASHTO M180, GB-T 31439.1-2015 ndi EN1317 standard. Zomwe zili makamaka Q235B (S235Jr mphamvu zokolola ndizoposa 235Mpa) ndi Q345B (S355Jr mphamvu zokolola ndizoposa 345Mpa). Kwa makulidwe achitetezo makamaka kudzera pa 2.67mm mpaka 4.0mm. Chithandizo chapamwamba chimakhala chowotcha kanasonkhezereka, kutsatira AASHTO M232 ndi miyezo yofanana monga AASHTO M111, EN1461 ndi zina zotero.
  • W beam guardrail

    W mtengo wotetezera

    Guardrail ndiyofunika kutsatira AASHTO M180, GB-T 31439.1-2015 ndi EN1317 standard. Zomwe zili makamaka Q235B (S235Jr mphamvu zokolola ndizoposa 235Mpa) ndi Q345B (S355Jr mphamvu zokolola ndizoposa 345Mpa). Kwa makulidwe achitetezo makamaka kudzera pa 2.67mm mpaka 4.0mm. Chithandizo chapamwamba chimakhala chowotcherera mozungulira, kutsatira AASHTO M232 ndi miyezo yofanana monga AASHTO M111, EN1461 ndi zina zotero.