Superaustenitni čelici 904L • UNS N08904 • 1.4539
Cijevi od nehrđajućeg čelika 904L, cijevi od nehrđajućeg čelika 1.4539
| Hemijski sastav (u % mase) | |||||||||||
| Ocjena | C | Si | Mn | P | S | Cr | Ni | Mo | Cu | N | Drugi |
| Maks. | Maks. | Maks. | Maks. | Maks. | |||||||
| 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 | |
| Mehanička svojstva i termička obrada | ||||||
| Ocjena | 0,2 rupijaMPa | 1,0 RpMPa | RmMPa | A (%) | Tvrdoća(HRB) | Toplotna obrada |
| Min. | Min. | Min. – Maks. | Min. | Maks. | ||
| 904L | 215 | 490 | 35 | 90 | Rastvor žaren | |
| 1,4539 | 220 | 250 | 520 – 720 | 35 | Rastvor žaren | |
| Veličina cijevi koja se često koristi | ||||||||||||||
| OD | Debljina (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 | |||








