G 3138
G 3138 (Rolled steel bars for building structure)· JIS (Japan) · 3 materials
| Designation | Material group | |
|---|---|---|
| SNR 400 A | Structural and constructional steels | chevron_right |
| SNR 400 B | Structural and constructional steels | chevron_right |
| SNR 490 B | Structural and constructional steels | chevron_right |