GB/T 9711
GB/T 9711 (Industries du pétrole et du gaz naturel. Tuyaux en acier pour systèmes de transport par pipeline)· GB (Chine) · 18 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| L245MH/BMH | Aciers de construction | chevron_right |
| L245NH/BH | Aciers de construction | chevron_right |
| L245NH/BNH | Aciers de construction | chevron_right |
| L245QH/BQH | Aciers de construction | chevron_right |
| L290MH/X42MH | Aciers de construction | chevron_right |
| L290NH/X42NH | Aciers de construction | chevron_right |
| L290QH/X42QH | Aciers de construction | chevron_right |
| L320MH/X46MH | Aciers de construction | chevron_right |
| L320NH/X46NH | Aciers de construction | chevron_right |
| L320QH/X46QH | Aciers de construction | chevron_right |
| L360MH/X52MH | Aciers de construction | chevron_right |
| L360NH/X52NH | Aciers de construction | chevron_right |
| L360QH/X52QH | Aciers de construction | chevron_right |
| L450/X65 | Aciers de construction | chevron_right |
| L485/X70 | Aciers de construction | chevron_right |
| L555/X80 | Aciers de construction | chevron_right |
| L625/X90 | Aciers de construction | chevron_right |
| L690/X100 | Aciers de construction | chevron_right |