NBR 5915-4
NBR 5915-4 (Plates and coils of cold rolled steel Part 4: Steels hardened in a heater)· NBR (Brazil) · 6 materials
| Designation | Material group | |
|---|---|---|
| BH 180 | Structural and constructional steels | chevron_right |
| BH 210 | Structural and constructional steels | chevron_right |
| BH 240 | Structural and constructional steels | chevron_right |
| BH 270 | Structural and constructional steels | chevron_right |
| BH 300 | Structural and constructional steels | chevron_right |
| BH 340 | Structural and constructional steels | chevron_right |