SY/T 7044
SY/T 7044 (Tuyauterie en acier sans soudure de large diamètre utilisée pour les pipelines sous-marins)· GB (Chine) · 15 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| L245NO/BNO | Aciers de construction | chevron_right |
| L245QO/BQO | Aciers de construction | chevron_right |
| L290NO/X42NO | Aciers de construction | chevron_right |
| L290QO/X42QO | Aciers de construction | chevron_right |
| L320NO/X46NO | Aciers de construction | chevron_right |
| L320QO/X46QO | Aciers de construction | chevron_right |
| L360NO/X52NO | Aciers de construction | chevron_right |
| L360QO/X52QO | Aciers de construction | chevron_right |
| L390QO/X56QO | Aciers de construction | chevron_right |
| L415QO/X60QO | Aciers de construction | chevron_right |
| L450QO/X65QO | Aciers de construction | chevron_right |
| L485QO/X70QO | Aciers de construction | chevron_right |
| L555QO/X80QO | Aciers de construction | chevron_right |
| L625QO/X90QO | Aciers de construction | chevron_right |
| L690QO/X100QO | Aciers de construction | chevron_right |