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  • Name: LZ-J-SD1A Roadblock(aluminum alloy)
  • NO.: 369
  • Time: 2011-12-16
  • Views : 34

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LZ-J-SD1A  Roadblock (aluminum alloy)

1. Structure: It is composed of a metal base and a triangular metal needle;

2. Effective length of roadblock: 5.39m;

3. Effective length of felting needle: 46.3mm;

4. Effective distance between felting needles: 38mm;

5. Needle pull-out force: The puncture needle of the roadblock will not fall off under a 30N pull in the axial direction; it will fall off immediately when a 100N pull is applied;

6. Effective interception time: After the car's wheels pass the road barrier, the time for the tires to lose inflation pressure is 57.22s;

7. Bearing weight: 20T;

8. Ambient temperature: -40℃~55℃;

9. Support material: alloy aluminum;

10. Needle material: hard die-cast zinc alloy;

11. Mass: 12.4kg;

12. Flexibility: The roadblock is easy to expand, close and operate, and its components are coordinated with each other and the action is accurate; mechanical structure type roadblock: the opening time is not more than 1min, and the closing time is not more than 1min;

13. Roadblock length: 5m, 6m, 7m, 8m, 10m optional.

Executive standard: "GA/T421-2003 puncture and venting roadblocks"; detection number: Public Police Inspection (Commission) No. 1250256

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