Khalidwe
KANDAIum: Chizindikiro cha sing'anga v, zitsulo zamitundu ya vb pagome la nthawi yayitali, atomiki kulemera 50, atomiki kulemera pafupifupi 5.9414, Thupi limazungulira Cibic Crympo, +4, + 4, + 34. Malo osungunuka a Vadium ndiokwera kwambiri, ndipo nthawi zambiri ndi niobium, tantalum, tungsten, molybdenum ngati chitsulo choyenera. Zovuta, ndizovuta komanso zopanda magnetic. Imalimbana ndi hydrochloric ndi sulfuric acid, ndipo sagwirizana ndi mpweya, mchere, madzi ndibwino kuposa zitsulo zosapanga dzimbiri. Zitsulo za vadium mu State State ndizokhazikika mu kutentha kwa firiji. Sizimalumikizana ndi mpweya, madzi kapena alkali ndipo amatha kukana kuchepa ma acid Caldium ndi chitsulo chopanda siliva. Malo osungunuka ndi 1890 ± 10 ℃, yomwe ndi imodzi mwa zitsulo zopanda pake zomwe zimakhala ndi maziko. Ili ndi malo owira a 3380 ° ° C, KAPadium Woyera ndiovuta, osakhala maginito, koma ngati anali ndi zosayera, makamaka nayitrogeni, ndi haidrogeni, amatha kuchepetsa kwambiri mapiko awo.
Coa of vadium ufa | |
Kukhala Uliwala | > 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 |
Zowonjezera za riatron ritacy envelopu, zida zapamwamba komanso zowongolera zapadera.
Ndife opanga, fakitale yathu ili ku Shandong, koma titha kuperekanso munthu kuti asiye kugula kwa inu!
T / T (Tchalitchi), Western Union, Ngongole, BTC (Bitcoin), etc.
≤25kg: mkati mwa masiku atatu ogwira ntchito atalandira. > 25kg: sabata imodzi
Kupezeka, titha kupereka zitsanzo zazing'ono zaulere za cholinga chabwino!
1kg pa Thumba la FPRS zitsanzo, 25kg kapena 50kg pa ngoma pa Drum, kapena momwe mukufunira.
Sungani chidebe chomwe chatsekeka mwamphamvu pamalo owuma, ozizira komanso ozizira.
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