Yongnian County billion safety and traffic facilities Co., Ltd. http://ynyajt.com/ 
 I plant is the Ministry of Transportation JT/T281-95 standards. 
 Ministry of Transportation JT/T281-95 standards, fence panels, columns and accessories related technical parameters are: 
 (1) fence board 
 A divider plate (two waves) reasonable weight: 49.16kg 
 4320 * 310 * 85 * 3.0 
 Board long board wideband high plate thickness 
 Hole shape: connect holes: 18 * 50 
 Stitching holes: 22 * ??40 (straight hole), 20 * 30 
 22 * 30 (straight hole), 24 * 20 
 B, the divider plate (three waves), the schistosity weight: 102kg 
 4320 * 506 * 85 * 4.0 
 Divider plate Code: S & P board DB01 
 Strengthen the board DB02