GB/T 25053
GB/T 25053 (Continuously hot rolled low carbon steel sheet and strip)· GB (China) · 4 materials
| Designation | Material group | |
|---|---|---|
| HR1 | Structural and constructional steels | chevron_right |
| HR2 | Structural and constructional steels | chevron_right |
| HR3 | Structural and constructional steels | chevron_right |
| HR4 | Structural and constructional steels | chevron_right |