• 2018 Good Quality Aashto M180 Steel Guardrail - Thrie beam guardrail – Huiquan

    2018 Good Quality Aashto M180 Steel Guardrail - Thrie beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into di...
  • High Quality Highway Guardrail W Beams And Accessories – Accessories – Huiquan

    High Quality Highway Guardrail W Beams And Accessories – Accessories – Huiquan

    The bolts are defined in ANSI B1.13M for Grade 6 g tolerances. Bolt material is conformed to ASTM F568M for Class 4.6. Material for corrosion resistant bolts is conformed to ASTM F 568M for Class 8.83. bolts. The surface treatment shall follow the AASHTO M232. The normal size for the washer is 76*44*4mm, and we can follow the drawings from the customer. For the reflector the color always be white, red, and yellow, you can mix them by yourself. The bolts and nuts are aimed to fasten the guardr...
  • Factory Price Hot-Dip Galvanized Metal Beam Guardrail - W beam guardrail – Huiquan

    Factory Price Hot-Dip Galvanized Metal Beam Guardrail - W beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into diff...
  • Best-Selling High Quality Traffic Barrier - W beam guardrail – Huiquan

    Best-Selling High Quality Traffic Barrier - W beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into diff...
  • Best quality Custom Steel Guardrail Posts - H shape post – Huiquan

    Best quality Custom Steel Guardrail Posts - H shape post – Huiquan

    The post is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 4.0mm to 7.0mm or follow the customers demand. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The post is installed int...
  • Best quality Steel Cable Guardrail - Thrie beam guardrail – Huiquan

    Best quality Steel Cable Guardrail - Thrie beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into di...
  • Manufacturing Companies for Metal Guardrail - Thrie beam guardrail – Huiquan

    Manufacturing Companies for Metal Guardrail - Thrie beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into di...
  • Fast delivery Vehicle Crash Barriers - W beam guardrail – Huiquan

    Fast delivery Vehicle Crash Barriers - W beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into diff...
  • 2018 New Style Road Safety - W beam guardrail – Huiquan

    2018 New Style Road Safety - W beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into diff...
  • Massive Selection for Cold Rolled Steel Metal Beam Guardrail - Thrie beam guardrail – Huiquan

    Massive Selection for Cold Rolled Steel Metal Beam Guardrail - Thrie beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into di...
  • Wholesale Steel Corrugate Plate - W beam guardrail – Huiquan

    Wholesale Steel Corrugate Plate - W beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into diff...
  • Wholesale Price China Security Road Blocker - Thrie beam guardrail – Huiquan

    Wholesale Price China Security Road Blocker - Thrie beam guardrail – Huiquan

    The guardrail is mainly to follow the AASHTO M180, GB-T 31439.1-2015 and EN1317 standard. The material for that are mainly the Q235B (S235Jr the yield strength is more than 235Mpa) and Q345B (S355Jr the yield strength is more than the 345Mpa). For the thickness of the guardrail mainly through the 2.67mm to 4.0mm. The surface treatment is hot dipped galvanized, to follow the AASHTO M232 and the equal standard such as AASHTO M111, EN1461 etc. The guardrail designed for divide the road into di...