钢种 Steel category |
牌号 Steel grade |
规格 Dimension |
执行标准 Followed standard |
交货状态 Delivery condition |
||
厚度/mm |
宽度/mm |
长度/mm |
||||
桥梁钢 Bridge Building steel |
Q345qC-E Q370qC-E Q420qC-E Q460qC-E Q500qC-E Q550qC-E Q690qC-E
|
6-150 6-100 6-80 6-80 6-60 6-60 6-60
|
1050-4050 |
5000-23000 |
GB/T 714-2008
|
热轧、控轧 TMCP、正火 调质
|