Aceiros superausteníticos 904L • UNS N08904 • 1.4539
Tubos de aceiro inoxidable 904L, tubos de aceiro inoxidable 1.4539
| Composición química (en % en masa) | |||||||||||
| Grao | C | Si | Mn | P | S | Cr | Ni | Mo | Cu | N | Outros |
| Máx. | Máx. | Máx. | Máx. | Máx. | |||||||
| 904L | 0,020 | 1,00 | 2,00 | 0,040 | 0,030 | 19,0 – 23,0 | 23,0 – 28,0 | 4,0 – 5,0 | 1,00 – 2,0 | 0,10 | |
| 1,4539 | 0,020 | 0,70 | 2,00 | 0,030 | 0,010 | 19,0 – 21,0 | 24,0 – 26,0 | 4,0 – 5,0 | 1,2 – 2,0 | 0,15 | |
| Propiedades mecánicas e tratamento térmico | ||||||
| Grao | RP 0,2Mpa | 1,0 RPMpa | RmMpa | Unha (%) | Dureza(HRB) | tratamento térmico |
| Mín. | Mín. | Mín. – Máx. | Mín. | Máx. | ||
| 904L | 215 | 490 | 35 | 90 | Recocido en solución | |
| 1,4539 | 220 | 250 | 520 – 720 | 35 | Recocido en solución | |
| Tamaño do tubo usado habitualmente | ||||||||||||||
| OD | Espesor (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 | ||||||
| 11.00 | x | x | x | x | x | x | x | x | ||||||
| 12.00 | x | x | x | x | x | x | x | x | x | |||||
| 12,70 | x | x | x | x | x | x | x | x | x | x | x | |||
| 13.00 | x | x | x | x | x | x | x | x | ||||||
| 14.00 | 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 | |||
| 16.00 | x | x | x | x | x | x | x | x | x | x | ||||
| 17.15 | x | x | x | x | x | x | x | x | x | x | x | |||
| 18.00 | 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 | |
| 22.00 | 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 | |
| 23.00 | x | x | x | x | x | x | x | x | x | x | x | x | x | |
| 24,00 | 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 | |||








