Tianjin Iron Works trial-produces structural steel Q345qD hot-rolled coil for bridge
2021-10-22 18:22:03 [Print]
Recently, the coil product development team of New Tianjin Steel Group Tianjin Iron Works Co
Structural steel for bridges requires good welding performance, cold forming performance and impact toughness at -20 degrees Celsius, and has extremely high requirements for the internal structure and inclusion control of the coil.
. , Ltd . successfully developed the structural steel Q345qD hot-rolled coil for bridges in the company's hot-rolling plant after five batches of tests . All technical indicators meet the requirements of the national standard.
Structural steel for bridges requires good welding performance, cold forming performance and impact toughness at -20 degrees Celsius, and has extremely high requirements for the internal structure and inclusion control of the coil.