Alaabta
Niobium | |
Marxaladda STP | adag |
barta dhalaalaysa | 2750 K (2477 °C, 4491 °F) |
Barta karkarinta | 5017 K (4744 °C, 8571 °F) |
Cufnaanta (rt u dhow) | 8.57 g/cm3 |
Kulaylka fiyuuska | 30 kJ/mol |
Kulaylka uumiga | 689.9 kJ/mol |
Awoodda kulaylka molar | 24.60 J/ (mol·K) |
Muuqashada | macdan cawl, buluug ah marka oksaydhaysan |
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Niobium Powder
Niobium Powder (CAS No. 7440-03-1) waa cawl khafiif ah oo leh bar dhalaalaysa sare iyo ka-hortagga daxalka.Waxay qaadanaysaa midab buluug ah marka ay soo gaadho hawada heerkulka qolka muddo dheer.Niobium waa bir naadir ah, jilicsan, malabaysan, ductile, cawl-cad.Waxa ay leedahay qaab dhismeed crystalline cubic ah oo jidhka udub dhexaad u ah, muuqaalkeeda jidheed iyo kiimikaadna waxa ay u egtahay tantalum.oksaydhka birta ee hawadu waxay ka bilaabataa 200°C.Niobium, marka loo isticmaalo alloying, hagaajinaysaa xoogga.Waxyaalaheeda sare-sare ayaa la wanaajiyey marka lagu daro zirconium.Budada Niobium micron waxay isku helaysaa codsiyo kala duwan sida elektarooniga, samaynta alloy-ka, iyo caafimaadka sababtoo ah kiimikaad, korantada, iyo qalabka farsamada ee la jecel yahay.