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Xabagta Kiimikada ee Ni35Cr20 ee Xadhkaha leh ee iska caabbinta korontada ee qiimaha sare leh iyo fiilooyinka kululaynta

Sharaxaad Gaaban:

Ni35Cr20 (1.4860) waxaa loo isticmaali karaa heerkulka hawlgalka ilaa 1000°C. Ni35Cr20 waxaa si gaar ah loogu gartaa iska caabin sare iyo qiimo hooseeya marka la barbar dhigo biraha kale ee nikkel-chromium. Iyadoo ay ku jirto bir aad u badan, Ni35Cr20 waxay u adkaysataa oksaydhka iyo miridhka kiimikada. Ni35Cr20 ma aha birlab.


  • Darajada:Silig Ni35Cr20 ah oo xiran
  • Cabbirka:2.5 – 3.0
  • Cufnaanta (g/cm³):7.9
  • Heerkulka ugu badan ee hawlgalka (°C):1100
  • Barta Dhalmada (℃):1390
  • Kordhinta(%):≥20
  • Faahfaahinta Badeecada

    Su'aalaha Badiya La Weydiiyo

    Calaamadaha Alaabta

         NiCr35 20 (1.4860) waxaa loo isticmaalaa qaybo koronto ah oo ku jira qalabka guriga iyo qalabka kale ee kululaynta korontada. Waxay leedahay dabacsanaan wanaagsan ka dib isticmaalka muddada dheer, awood farsamo oo wanaagsan heerkulka sare iyo alxan wanaagsan. Heerkulka ugu badan ee shaqada ee hawada waa +600°C marka loo isticmaalo fiilooyinka iska caabbinta iyo +1050°C marka loo isticmaalo fiilooyinka kululaynta.

    • iska caabbinta korantada ee qiimaha sare leh iyo fiilooyinka kululaynta.
    • walxaha kulaylinta korontada (bustayaasha iyo suufka korontada, kuraasta gaariga, kuleyliyeyaasha salka, kuleyliyeyaasha dabaqa, iska caabbinta).
    • Foornooyinka warshadaha ilaa 1000°
    • fiilooyinka kululaynta, kuleyliyayaasha xargaha kuleyliyayaasha xargaha ee walxaha dhalaaliya iyo kuwa barafka ka saara.
    Fasal Ni80Cr20 Ni70Cr30 Ni60Cr23 Ni60Cr15 Ni35Cr20 Karma Evanohm
    Halabuurka magacaaban% Ni Bal Bal 58.0-63.0 55.0-61.0 34.0-37.0 Bal Bal
      Cr 20.0-23.0 28.0-31.0 21.0-25.0 15.0-18.0 18.0-21.0 19.0-21.5 19.0-21.5
      Fe ≦1.0 ≦1.0 Bal Bal Bal 2.0-3.0 -
            Al1.0-1.7 Ti 0.3-0.5     Al2.7-3.2 Mn0.5-1.5 Al2.7-3.2 Cu2.0-3.0 Mn0.5-1.5
    Heerkulka ugu badan ee hawlgalka (°C) 1200 1250 1150 1150 1100 300 400
    Adkeysiga (Ω/cmf, 20℃) 1.09 1.18 1.21 1.11 1.04 1.33 1.33
    Adkeysiga (uΩ/m, 60°F) 655 704 727 668 626 800 800
    Cufnaanta (g/cm³) 8.4 8.1 8.4 8.2 7.9 8.1 8.1
    Qaboojinta Kulaylka (KJ/m·h·℃) 60.3 45.2 45.2 45.2 43.8 46.0 46.0
    Isugeynta Ballaarinta Toosan(×10¯6/℃) 20-1000℃) 18.0 17.0 17.0 17.0 19.0 - -
    Barta Dhalmada (℃) 1400 1380 1370 1390 1390 1400 1400
    Adkaanta (Hv) 180 185 185 180 180 180 180
    Xoog Laab Laab (N/mm)2 ) 750 875 800 750 750 780 780
    Kordhinta (%) ≥20 ≥20 ≥20 ≥20 ≥20 10-20 10-20
    Qaab-dhismeedka Micrographic austenit austenit austenit austenit austenit austenit austenit
    Hantida Magnetic-ga Aan ahayn Aan ahayn Aan ahayn Si yar Aan ahayn Aan ahayn Aan ahayn
    Nolosha Degdegga ah (h/℃) ≥81/1200 ≥50/1250 ≥81/1200 ≥81/1200 ≥81/1200 - -

     


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