GB/T 31922
GB/T 31922 (Hot-rolled steel sheets and strips of higher yield strength with improved formability)· GB (China) · 5 materials
| Designation | Material group | |
|---|---|---|
| HSF325 | Structural and constructional steels | chevron_right |
| HSF355 | Structural and constructional steels | chevron_right |
| HSF420 | Structural and constructional steels | chevron_right |
| HSF490 | Structural and constructional steels | chevron_right |
| HSF560 | Structural and constructional steels | chevron_right |