GB 3423
GB 3423 (Tubes de forage)· GB (Chine) · 12 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| 27MnMoVB | Aciers de construction | chevron_right |
| 40Mn2 | Aciers de construction | chevron_right |
| 40Mn2Mo | Aciers de construction | chevron_right |
| 40Mn2Si | Aciers de construction | chevron_right |
| 40MnVB | Aciers de construction | chevron_right |
| 45MnB | Aciers de construction | chevron_right |
| 45MnMoB | Aciers de construction | chevron_right |
| 50Mn | Aciers de construction | chevron_right |
| A00402 | Aciers de construction | chevron_right |
| A71452 | Aciers de construction | chevron_right |
| A73402 | Aciers de construction | chevron_right |
| U21502 | Aciers de construction | chevron_right |