Cas 7440-03-1 Niobium NB Metils 99.95% Niobium ufa
Chiphaso7440-03-1 NiobiumNB Zitsulo 99.95%NiobiumPawuda
Niobuum ndi imvi, yosungunuka 2468 ℃, kuwiritsa 4742 ℃. Niobium ndi yokhazikika mlengalenga kutentha kwa firiji, ofiirawo sikuti ndi oxygen oxidation. Huarui amapereka ufa wa niobium (nb: 99% ~ 99.9%) ndi Ferro Niobium ufa (NB: 50% ~ 70%). Kukula kwa tinthu: 15-45um, 45-120um.80-2555555555555555555555555555550um ... etc
Ntchito:
1. Niobium ndi zinthu zofunika kwambiri zapamwamba kwambiri kuti apange thayala yapamwamba kwambiri.
2. Niobium ufaimagwiritsidwanso ntchito kupanga tantlum.
3. WoyeraNiobium Melwer ufakapena Niobium Nickel Nickel imagwiritsidwa ntchito kupanga nickel, chrome ndi chitsulo
kutentha.
kutentha.
4. Kuwonjezera 0.001% mpaka 0.1%Niobium ufaKusintha katundu wamakina a steel 5. Wogwiritsidwa ntchito ngati zinthu zosindikizidwa
wa chubu cha arc
wa chubu cha arc
| Mankhwala Opanga (WT.%) | |||
| Element (ppm max) | Grade nb-1 | Grade nb-2 | Grade nb-3 |
| Ta | 30 | 50 | 100 |
| O | 1500 | 2000 | 3000 |
| N | 200 | 400 | 600 |
| C | 200 | 300 | 500 |
| H | 100 | 200 | 300 |
| Si | 30 | 50 | 50 |
| Fe | 40 | 60 | 60 |
| W | 20 | 30 | 30 |
| Mo | 20 | 30 | 30 |
| Ti | 20 | 30 | 30 |
| Mn | 20 | 30 | 30 |
| Cu | 20 | 30 | 30 |
| Cr | 20 | 30 | 30 |
| Ni | 20 | 30 | 30 |
| Ca | 20 | 30 | 30 |
| Sn | 20 | 30 | 30 |
| Al | 20 | 30 | 30 |
| Mg | 20 | 30 | 30 |
| P | 20 | 30 | 30 |
| S | 20 | 30 | 30 |
