Nts'etsopele ea bohlokoa,Li-bar tsa 904l li-SteelsBa hlahile e le litaba tse tloaelehileng lihohong tsa mocheso tse phahameng tsa mocheso, ho fetolela tsela eo likarolo tse fapa-fapaneng li tšoarang tikoloho e futhumetseng ea mocheso. Ka khanyetso ea eona e ikhethang ea khatello ea maikutlo le khatello ea maikutlo, e se nang letsoai le se nang leeme e ipehetse khetho ea hore na litheko tse phahamisang li na le phephetso.
Boipiletso ba tšepe tsa 904l se ka har'a sebopeho sa eona se ikhethang se ikhethang le thepa. Ho iphumanela chromium e phahameng ea chromium ea 23-28%, hammoho le carbon e tlase le li-nickel tse phahameng (19-23%). Litšobotsi tsena li kenya letsoho ho e khahlang ea ho boloka botšepehi le ho hanela ho hana ho oxida le maemong a neng a tla etsa hore ho fokola haholo linthong tse ling.
Bar ea tšepe 904l barMekha ea ho lekana
| Tloaelo | Wersktoff nr. | Ha e na | Jis | BS | KS | Ho fapana | EN |
| SS 904L | 1.4539 | N08904 | Sus 904l | 904s13 | Sts 317j5l | Z2 ncrodu 25-20 | X1nicrmocro 1555-20-5 |
Sebopeho sa lik'hemik'hale
| Keletso | C | Mn | Si | P | S | Cr | Mo | Ni | Cu |
| SS 904L | 0.020 max | 2.00 max | 1.00 max | 0.040 max | 0.030 max | 19.00 - 23,00 | 4.00 - 5.00 max | 23.00 - 28,00 | 1.00 - 2.00 |
Thepa ea Mechani
| Letsoalo | Ntlha ea ho qhibiliha | Matla a tšepe | Ba hlahisa (0.2% Offset) | Emplation |
| 7.95 g / cm3 | 1350 ° C (2460 ° F) | PSI - 71000, MPA - 490 | PSI - 32000, MPA - 220 | 35% |
Nako ea poso: Aug-07-2023