Niobium Kashe kansa, NbSi2

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Niobium Kashe kansa, NbSi2

Niobium silicide kumshin binary gami matrix hadedde ne mai alamar rahama high-zazzabi tsarin kayan. A cikin wannan hadadden zamani, niobium mai warwarewa yana samar da taurin zafin jiki yayin da si2nb yana bada karfin zazzabi mai karfi. Composungiyar tana da babban ƙarfin thermodynamic da kwanciyar hankali na microstructural a zazzabi mai ƙarfi.


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Sunan Sinanci: niobium silicide
Sunan Sinanci: kashe niobium / kashe Niobium
Turanci laƙabi: niobium silicide (NbSi2); niobium silicide; niobium nakasa
CAS: 12034-80-9
EINECS: 234-812-3
Tsarin kwayoyin halitta: NbSi2
Nauyin kwayoyin halitta: 149.0774
Gyara kayan kimiyyar lissafi
Matsar narkewa: 1940 ℃

1. Niobium silicide hadedde binary gami matrix hadedde ne mai alamar rahama high-zazzabi tsarin kayan. A cikin wannan hadadden zamani, niobium mai warwarewa yana samar da taurin zafin jiki yayin da si2nb yana bada karfin zazzabi mai karfi. Composungiyar tana da babban ƙarfin thermodynamic da kwanciyar hankali na microstructural a zazzabi mai ƙarfi.
2. NbSi2 na tushen superalloy yana da babban narkewa, ƙarancin ƙarfi da kyawawan halaye masu kyau. Matsayin zafin aikinta shine 200-300 ℃ sama da na tushen tushen Ni. Ana sa ran amfani da shi a cikin ruwan wutan injin turbin wanda ke aiki a 1300-1500 ℃ da abubuwan ƙarshen ƙarshen zafi na injin scramjet abin hawa aerospace.
3. Tunanin bincike da ci gaba na NbSi2 wanda ya danganci superalloy shine samar da niobium based solid Solution / Nb5Si3 dual phase haded by add ductile solid solution phase, wanda zai iya inganta yanayin yanayin zafin jiki da kuma kiyaye kyakkyawan yanayin zafin jiki mai kyau.


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