Niobium Hlau
Khoom npe: Niobium xaub
Txoj kab uas hla: 1.0mm -5.0 mm (thev tshuaj tiv thaiv: + / {{mm)
Txoj kab uas hla: (coiled) 0.05 hli -5.0 mm (kam rau siab: + / {{mm)
Ntev: coils lossis cov neeg muas zaub 'thov
Khoom siv: R04200 R04210
Txheem: Astm B 392-98
Purity: 99.5% 99.9%, 99.95%
Ntws: 8.57 g / cm3
Ua tiav: dub, pickled, polished .
Khoom Taw qhia
Dab tsi niobium xaub siv rau?
Niobium yog siv rau kev tsim cov alloys tshwj xeeb uas ua cov khoom lag luam superconductivity thiab ua haujlwm mri tshuab thiab cov particle accelerators .
Cov hlau siv hauv arc vuam pas nrig rau qee cov qib stabilized thiab tseem siv los ntawm niobium fanconductive hlau tuaj yeem siv los ua cov hlau nplaum hosconductive.
Cov cuab yeej tshuaj
|
Ntsiab (Max) |
C |
N |
O |
H |
Tsaus yr |
Ta |
Zaum fe |
Si |
W |
Ni |
Mo |
Hf |
Ti |
||||||||
|
R04200 |
0.01% |
0.01% |
0.02% |
0.00% |
0.02% |
0.10% |
0.01% |
0.01% |
0.03% |
0.01% |
0.01% |
0.02% |
0.02% |
||||||||
|
R04210 |
0.01% |
0.01% |
0.03% |
0.00% |
0.02% |
0.30% |
0.01% |
0.01% |
0.05% |
0.01% |
0.02% |
0.02% |
0.03% |
||||||||
Tshuaj Muaj Tshuaj
|
Tshuaj lom neeg muaj pes tsawg leeg (%) |
||||||||||||
|
Khoom |
Ntsiab (%) |
Impurities (siab kawg%) |
||||||||||
|
Nb |
Zaum fe |
Si |
Ni |
W |
Mo |
Ti |
Ta |
O |
C |
H |
N |
|
|
RO4200 |
Qho tseg |
0.004 |
0.004 |
0.002 |
0.005 |
0.005 |
0.002 |
0.07 |
0.015 |
0.0040 |
0.0015 |
0.003 |
|
RO4210 |
Qho tseg |
0.01 |
0.01 |
0.005 |
0.02 |
0.01 |
0.004 |
0.10 |
0.02 |
0.01 |
0.0015 |
0.01 |
Cuab yeej
|
Teem nqi |
Tensile lub zog, psi (MPa), ntau dua lossis sib npaug |
Paib zog (0.2% offset), psi (MPa), loj dua los yog sib npaug |
Elongation nyob rau hauv 1 "gage ntev,%, ntau dua los yog sib npaug |
|
R04200, R04210 |
18000 (125) |
/ |
20 |
Tus qauv
ASTM B 392 -03}}04200 - Hom 1, Reactor Qib Tsis Muaj Niobium;
ASTM B 392 -03}}04210 - Hom 2, Kev Lag Luam Qib Tsis Tsim Niobium;
ASTM B 392 -03}}04251 - hom 3, reactor qib} hom 3, reactor qib} homecium alloy muaj 1% zirconium;
ASTM B 392 -03}}04261 - hom niobium alloy muaj 1% zirconium .
Cov txheej txheem ntawm kev tshuaj xyuas
Chav Ntsuas Kub Tensile Kuaj
Khoov Xeem Ntawv
Hlau
Micro-Hardness
Kev ntsuas hardness
Ntim: Tus qauv kev tsim cov tub rog lossis ua raws li koj qhov kev thov
Cov ntaub ntawv ntoo lossis raws li koj qhov kev thov . Lub pob xas tungsten, thiab nyab xeeb rau kev nyab xeeb, kev tiv thaiv ntawm txhua qhov kev txiav txim ntawm txhua yam khoom.
Raws li cov neeg siv khoom yuav tsum tau ua cov kev tshwj xeeb tshwj xeeb tuaj yeem tsim .
Peb Niobium Hlau yog ua tib zoo ua tiav thaum lub sijhawm khaws cia thaum lub sijhawm kev puas tsuaj thiab tswj cov khoom lag luam zoo heev hauv nws lub xeev qub .
Puas yog Niobium zoo lossis phem rau cov hniav nyiaj hniav kub?
Niobium muaj ntau dua ntawm daim iav ua tiav raws li qhov twg pvd txheej yog ntau dua ntawm lub cev-dub xim txawm tias nws yog ib qho kim me ntsis ntxiv.
Niobium Customer hluav taws xob?
Niobium tseem yog superconductor, uas txhais tau tias nws muaj hluav taws xob tshwj xeeb thaum nws txias} Kuv tuaj yeem ua hluav taws xob yooj yim {}}
Dab tsi yog lub hom phiaj ntawm niobium?
Niobium yog siv nyob rau hauv alloys suav nrog stainless hlau {}}}}} {pipelines {}} Cov ntsiab lus no tseem muaj superconductring Cov khoom .
Vim li cas Niobium kim?
Niobium yog cov hlau tsis tshua muaj nyob hauv ntau qhov chaw thoob plaws ntiaj teb nyob rau hauv pob zeb ntawm volcanic keeb kwm thiab yog ib qho los ntawm-khoom ntawm cov minerals .
Dab tsi yog qhov tsis zoo ntawm niobium?
Niobium yog kev tiv thaiv rau cov roj av ntxhia, nws tuaj yeem ntxiv cov kev siv NIZEL {1} Hmoov tsis zoo tshaj tantalum .
Niobium Hlau Khoom (theoretical)
|
Molecular hnyav |
92.9 |
|
Kev tshwm sim |
Silvery |
|
Melting taw tes |
2468 degree |
|
Kub taw tes |
4742 degree |
|
Ceev |
8.57 g / cm3 |
|
Solubility hauv H2O |
N/A |
|
Poisson tus piv |
0.4 |
|
Cov tub ntxhais hluas lub modulus |
105 GPA |
|
Vickers hardness |
1320 MPa |
|
Lub zog tensile |
N/A |
|
Thermal conductivity |
0.537 w / k @ 298.2 k |
|
Thermal nthuav dav |
7.3 µm/(m·K) |
|
Hluav taws xob tiv thaiv hluav taws xob |
12.5 Microhm-cm @ {0 degree |
|
Hluav Taws Xob |
1.6 Paulus |
|
Cov cua sov tshwj xeeb |
0.064 Cal / G / K @ 25 degree |
|
Tshav kub ntawm vaporization |
N/A |
Cim npe nrov: Niobium hlau, Tuam Tshoj Niobium hlau tuam ntxhab, cov chaw muag khoom, Hoobkas
Koj Tseem Yuav Zoo Li
Xa kev nug
