GB/T 32977
GB/T 32977 (Hot rolled improved corrosion resisting steel sections)· GB (China) · 22 materials
| Designation | Material group | |
|---|---|---|
| Q235NS Grade A | Structural and constructional steels | chevron_right |
| Q235NS Grade B | Structural and constructional steels | chevron_right |
| Q235NS Grade C | Structural and constructional steels | chevron_right |
| Q235NS Grade D | Structural and constructional steels | chevron_right |
| Q345NS Grade A | Structural and constructional steels | chevron_right |
| Q345NS Grade B | Structural and constructional steels | chevron_right |
| Q345NS Grade C | Structural and constructional steels | chevron_right |
| Q345NS Grade D | Structural and constructional steels | chevron_right |
| Q345NS Grade E | Structural and constructional steels | chevron_right |
| Q390NS Grade A | Structural and constructional steels | chevron_right |
| Q390NS Grade B | Structural and constructional steels | chevron_right |
| Q390NS Grade C | Structural and constructional steels | chevron_right |
| Q390NS Grade D | Structural and constructional steels | chevron_right |
| Q390NS Grade E | Structural and constructional steels | chevron_right |
| Q420NS Grade A | Structural and constructional steels | chevron_right |
| Q420NS Grade B | Structural and constructional steels | chevron_right |
| Q420NS Grade C | Structural and constructional steels | chevron_right |
| Q420NS Grade D | Structural and constructional steels | chevron_right |
| Q420NS Grade E | Structural and constructional steels | chevron_right |
| Q460NS Grade C | Structural and constructional steels | chevron_right |
| Q460NS Grade D | Structural and constructional steels | chevron_right |
| Q460NS Grade E | Structural and constructional steels | chevron_right |