Tus yam ntxwv
Vanadium: keeb cim V, tus account Grey Hlau, belongs rau VB pawg nyob rau hauv lub sij hawm muaj lead ua ke 50.9414, ib txwm muaj yog +5, + +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2, +2. Vanadium lub ntsiab lus melting yog ntau heev, thiab ntau zaus nrog niobium, tantalum, tungsten, molybdenum li cov hlau refactory. Malleable, nws yog ib qho nyuaj thiab tsis sib nqus. Nws tiv taus hydrochloric thiab sulfuric acid, thiab yog resistant rau roj, ntsev, dej tsis yog zoo dua li feem ntau stainless hlau. Vanadium hlau nyob rau hauv lub xeev tuab yog ruaj khov nyob rau hauv chav tsev kub. Nws tsis cuam tshuam nrog huab cua, dej los yog alkali thiab tuaj yeem tiv thaiv dilute acids vanadium yog cov hlau grey nyiaj. Lub ntsiab lus melting yog 1890 ± 10 ℃, uas yog ib qho ntawm cov hlau tsis tshua muaj nrog cov ntsiab lus siab. Nws muaj qhov cub npau npau ntawm 3380 ° C, ntshiab vanadium yog qhov nyuaj, tsis muaj peev xwm ua rau muaj kev sib nqus me me, yog tias nitrogen, oxygen, thiab hydrogen, tuaj yeem txo lawv cov plastonity.
COA ntawm VALADIUM HMOOV | |
Kev coj dawb huv | > 99.9% |
V | 99.2 |
O | 0.08 |
N | 0.013 |
Si | 0.05 |
C | 0.001 |
Fe | 0.12 |
S | 0.02 |
Cr | 0.01 |
Na | 0.002 |
Cov khoom ntxiv rau cov khoom nruab nrab ntawm Neutron Reactor hnab ntawv, cov ntaub ntawv superconducting thiab cov alloys tshwj xeeb.
Peb yog cov chaw tsim khoom, peb lub Hoobkas nyob hauv Shandong, tab sis peb kuj tseem tuaj yeem muab ib qho kev yuav khoom rau koj!
T / T (Telek Hloov), Western Union, MoneyGram, BTC (Bitcoin), thiab lwm yam.
≤25KG: Hauv peb hnub ua haujlwm tom qab tau txais nyiaj. > 25kg: ib lub lim tiam
Muaj, peb tuaj yeem muab cov qauv dawb rau kev ntsuas lub hom phiaj zoo!
1kg ib lub hnab FPR kuaj, 25kg lossis 50kg rau ib nruas, lossis raws li koj xav tau.
Khaws lub thawv ntim kom nruj rau hauv qhov chaw qhuav, txias thiab muaj qhov zoo.
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