Quick Details Standard:ASTM, GB Grade:steel Dimensions:Q345 Place of Origin:Jiangsu, China (Mainland) Brand Name:zhongye Type:Heavy Application:Steel Structure Bridge Packaging & Delivery Packaging Details: by container Delivery Detail: according to actual needs and after prepayments Specifications 1.military structed 2.conveniently-transported 3.rapid erection/easy assembled/fast installed 4 huge load 5.Long service life 6.strong corrosin resistance