1.Steel Bridge 2.Material:Q345qd 3.Environmental Friendly 4.Durable & Beautiful appearance 5.ISO90001:2000 Qingdao New Antaeus Steel Structure Co.,LTD. Product NameSteel BridgeMaterialSteel Plate, Hot Rolled Steel Section, Stainless Steel etc.Dip Hot GalvanizingAs Per International StandardAdvantagea. Light weight of the steel itselfb. Higher space efficiency, high quality, low cost, easy to ...