Aciers super duplex 2507 • S32750 • 1,4410
Tubes en acier inoxydable 2507, tubes en acier inoxydable 1.4410
| Composition chimique (en % massique) | |||||||||||
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo | Cu | N | Autres |
| Max. | Max. | Max. | Max. | Max. | Max. | ||||||
| S32750 | 0,030 | 0,80 | 1.20 | 0,035 | 0,020 | 24,0 – 26,0 | 6.0 – 8.0 | 3.0 – 5.0 | 0,50 | 0,24 – 0,32 | |
| 1,4410 | 0,030 | 1,00 | 2.00 | 0,035 | 0,015 | 24,0 – 26,0 | 6.0 – 8.0 | 3,0 – 4,5 | 0,20 – 0,35 | ||
| Propriétés mécaniques et traitement thermique | ||||||
| Grade | 0,2 RpMPA | 1,0 RpMPA | RmMPA | UN (%) | Dureté(HRC) | Traitement thermique |
| Min. | Min. | Min. – Max. | Min. | Max. | ||
| S32750 | 550 | 800 | 15 | 32 | Recuit en solution | |
| 1,4410 | 550 | 800 – 1000 | 20 | Recuit en solution | ||
| Tailles de tubes couramment utilisées | ||||||||||||||
| OD | Épaisseur (mm) | |||||||||||||
| 0,50 | 0,70 | 0,80 | 0,89 | 1,00 | 1.20 | 1.24 | 1,50 | 1,65 | 2.00 | 2.11 | 2,50 | 2,77 | 3,05 | |
| 6.00 | x | x | x | x | x | x | x | x | ||||||
| 6,35 | x | x | x | x | x | x | x | x | x | |||||
| 7.00 | x | x | x | x | x | x | x | x | ||||||
| 7,50 | x | x | x | x | x | x | x | x | ||||||
| 8.00 | x | x | x | x | x | x | x | x | ||||||
| 9.00 | x | x | x | x | x | x | x | x | ||||||
| 9,53 | x | x | x | x | x | x | x | x | x | |||||
| 10,00 | x | x | x | x | x | x | x | x | ||||||
| 11h00 | x | x | x | x | x | x | x | x | ||||||
| 12h00 | x | x | x | x | x | x | x | x | x | |||||
| 12,70 | x | x | x | x | x | x | x | x | x | x | x | |||
| 13h00 | x | x | x | x | x | x | x | x | ||||||
| 14h00 | x | x | x | x | x | x | x | x | ||||||
| 15.00 | x | x | x | x | x | x | x | x | ||||||
| 15,88 | x | x | x | x | x | x | x | x | x | x | x | |||
| 16h00 | x | x | x | x | x | x | x | x | x | x | ||||
| 17.15 | x | x | x | x | x | x | x | x | x | x | x | |||
| 18h00 | x | x | x | x | x | x | x | x | x | x | ||||
| 19.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 19.05 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 20,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 21,34 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 22h00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 22.23 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 23h00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 24h00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 25,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 25,40 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26,67 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 26,90 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 28.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 28,58 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 30,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 31,75 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 32,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 33,40 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 35,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 36,00 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 38.10 | x | x | x | x | x | x | x | x | x | x | x | x | x | x |
| 42,00 | x | x | x | x | x | x | x | x | x | x | ||||
| 44,50 | x | x | x | x | x | x | x | x | x | |||||
| 48,26 | x | x | x | x | x | x | x | |||||||
| 50,80 | x | x | x | x | x | x | x | x | x | x | x | |||






