GB/T 3091
GB/T 3091 (Welded steel pipes for low pressure fluid delivery)· GB (Chine) · 12 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| Q195 | Aciers de construction | chevron_right |
| Q215A | Aciers de construction | chevron_right |
| Q215B | Aciers de construction | chevron_right |
| Q235A | Aciers de construction | chevron_right |
| Q235B | Aciers de construction | chevron_right |
| Q275A | Aciers de construction | chevron_right |
| Q275B | Aciers de construction | chevron_right |
| Q295A | Aciers de construction | chevron_right |
| Q295B | Aciers de construction | chevron_right |
| Q345A | Aciers de construction | chevron_right |
| Q345B | Aciers de construction | chevron_right |
| Q355B | Aciers de construction | chevron_right |