SR 438-1
SR 438-1 (Steel products for concrete reinforcement. Hot rolled structural steel. Grades and quality technical requirements)· ASRO (Romania) · 3 materials
| Designation | Material group | |
|---|---|---|
| OB 37 | Structural and constructional steels | chevron_right |
| PC 52 | Structural and constructional steels | chevron_right |
| PC 60 | Structural and constructional steels | chevron_right |