NBR 6649
NBR 6649 (Thin coils and sheets of cold rolled carbon steel for structural use - Specification)· NBR (Brazil) · 12 materials
| Designation | Material group | |
|---|---|---|
| CF-21 | Structural and constructional steels | chevron_right |
| CF-24 | Structural and constructional steels | chevron_right |
| CF-26 | Structural and constructional steels | chevron_right |
| CF-28 | Structural and constructional steels | chevron_right |
| CF-55 | Structural and constructional steels | chevron_right |
| F-345 | Structural and constructional steels | chevron_right |
| F210 | Structural and constructional steels | chevron_right |
| F230 | Structural and constructional steels | chevron_right |
| F250 | Structural and constructional steels | chevron_right |
| F280 | Structural and constructional steels | chevron_right |
| F320 | Structural and constructional steels | chevron_right |
| F400 | Structural and constructional steels | chevron_right |