STAS 11507
STAS 11507 (Ball- bearing steel for drilling bits)· STAS (Romania) · 1 materials
| Designation | Material group | |
|---|---|---|
| 55 SiMoX | Structural and constructional steels | chevron_right |
STAS 11507 (Ball- bearing steel for drilling bits)· STAS (Romania) · 1 materials
| Designation | Material group | |
|---|---|---|
| 55 SiMoX | Structural and constructional steels | chevron_right |