GJB 163
GJB 163 (High-quality carbon steel)· GJB (China) · 3 materials
| Designation | Material group | |
|---|---|---|
| S10A | Structural and constructional steels | chevron_right |
| S15A | Structural and constructional steels | chevron_right |
| S20A | Structural and constructional steels | chevron_right |