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Ezigbo Nguzogide Oxidation NiCr 70/30 maka eriri ọkụ

Nkọwa dị mkpirikpi:

NiCr 70/30 (2.4658) bụ austenitic nickel-chromium alloy (NiCr alloy) maka ojiji na okpomọkụ ruo 1250°C. The 70/30 alloy e ji elu resistivity na ezigbo oxidation iguzogide. Ọ nwere ezi ductility mgbe ojiji na magburu onwe weldability.


  • Ọkwa:NiCr 70/30
  • Nha:enwere ike ịhazi ya
  • Ụdị:Mwepu
  • Okpomọkụ kacha arụ ọrụ(°C):1250
  • Njupụta (g/cm³):8.1
  • Akụrụngwa magnetik:mba
  • Nkọwa ngwaahịa

    FAQ

    Mkpado ngwaahịa

    A na-eji NiCr 70/30 (2.4658) mee ihe maka ọkụ ọkụ eletrik na-eguzogide corrosion na ọkụ ụlọ ọrụ na-ebelata ikuku. Nickel Chrome 70/30 na-eguzogide oxidation nke ikuku. A naghị atụ aro ka iji ya na ihe kpo oku MgO, ma ọ bụ ngwa na-eji nitrogen ma ọ bụ ikuku carburizing.

    • akụkụ eletriki na ngwa eletriki.
    • ihe ọkụ ọkụ eletrik (ụlọ & ụlọ ọrụ mmepụta ihe).
    • Igwe ọkụ ụlọ ọrụ ruo 1250 ° C.
    • ọkụ ọkụ, ute na eriri
    Ọkwa Ni80Cr20 Ni70Cr30 Ni60Cr23 Ni60Cr15 Ni35Cr20 Karma Evanohm
    Ngwakọta ọnụ % 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
    Okpomọkụ kacha arụ ọrụ(°C) 1200 1250 1150 1150 1100 300 400
    Resisivity(Ω/cmf,20℃) 1.09 1.18 1.21 1.11 1.04 1.33 1.33
    Resisivity(uΩ/m,60°F) 655 704 727 668 626 800 800
    Njupụta (g/cm³) 8.4 8.1 8.4 8.2 7.9 8.1 8.1
    Nrụpụta ọkụ (KJ/m·h·℃) 60.3 45.2 45.2 45.2 43.8 46.0 46.0
    Ọnụọgụ Mgbasawanye Linear(×10n6/℃)20-1000℃) 18.0 17.0 17.0 17.0 19.0 - -
    Ebe mgbaze (℃) 1400 1380 1370 1390 1390 1400 1400
    Isi ike (Hv) 180 185 185 180 180 180 180
    Ike tensile (N/mm2 ) 750 875 800 750 750 780 780
    Mgbatị(%) ≥20 ≥20 ≥20 ≥20 ≥20 10-20 10-20
    Ọdịdị Micrographic austenite austenite austenite austenite austenite austenite austenite
    Ihe onwunwe Magnetic Mba Mba Mba Dị ntakịrị Mba Mba Mba
    Ndụ Ọsọ (h/℃) ≥81/1200 ≥50/1250 ≥81/1200 ≥81/1200 ≥81/1200 - -

     


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