全铝灯箱 民用机场专用设备通告编码VR21-253 规格型号：L-868ASB III 适用区域：飞行区土跑道及道肩等 检测标准  /Testing standards 参照：BS EN124：1994 标准  Please refer to the standard of BS EN124：1994 标准 GT/T7256-2015    /GB/T7256-2015 抗压强度  /Compressive stren 大于 3.17MPa  more than 3.17MPa 材质要求  /Material requirements 箱盖：AL6061-T5    lid：AL6061-T5   箱体：AL6061-T5    the box：AL6061-T5 设计特点 箱体侧壁具有良好的抗压强度 The side wall of box has good compressive strength 橡胶圈密封压缩量大，密封效果好 Large amount of rubber ring seal cimopression,good sealing effect 便于安装、便于检修 Easy to install and examine & repair 防腐、防锈、耐腐蚀 Anti-corrpsion，anti-russt and anti-corrosion 防水性能优异 Perfoemance of waterproof is excellent