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gwifren gwrthiant trydanol cr20ni30 ar gyfer stôf drydan coil gwresogi gwanwyn

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  • Deunydd:Chrome Nickel
  • siâp:darddwch
  • Cais:ngwres
  • Maint:0.1-12mm
  • Deunydd inswleiddio:Enameled
  • Manylion y Cynnyrch

    Cwestiynau Cyffredin

    Tagiau cynnyrch

    Gwresogi CR20NI30 Gwifren Gwrthiant Trydanol ar gyfer Stôf Drydan

    Prif eiddo gwifren gwrthiant gwresogi

    Theipia ’ Cr20ni80 Cr15ni60 Cr30ni70 Cr20ni35 Cr20ni30
    Prif Gyfansoddiad Cemegol Ni Gorffwysa ’ 55.0 ~ 61.0 Gorffwysa ’ 34.0 ~ 37.0 30.0 ~ 34.0
    Cr 20.0 ~ 23.0 15.0 ~ 18.0 28.0 ~ 31.0 18.0 ~ 21.0 18.0 ~ 21.0
    Fe ≤1 Gorffwysa ’ ≤1 Gorffwysa ’ Gorffwysa ’
    Y tymheredd mwyaf posibl (℃) 1200 1150 1250 1100 1100
    Cyfernod cywiro tymheredd gwrthiant. (CT) 1.09 ± 0.05 1.11 ± 0.05 1.18 ± 0.05 1.04 ± 0.05 1.06 ± 0.05
    Pwynt toddi (℃) 1400 1390 1380 1390 1390
    Gwrthsefyll ρ20 ℃ (10-6Ω.m) 800 ℃ 1.008 1.078 1.028 1.188 1.173
    1000 ℃ 1.014 1.095 1.033 1.219 1.201
    1200 ℃ 1.025 1.043
    Gwerth Bywyd Cyflym Tem. (℃) 1175 1100 1200 1050 1050
    awr (h) ≥110 ≥100 ≥110 ≥100 ≥100
    Disgyrchiant penodol (g/cm3) 8.4 8.2 8.1 7.9 7.9
    Elongation (%) ≥25 ≥25 ≥20 ≥20 ≥20
    Thermol (KJ/MH ℃) 60.3 45.2 45.2 43.8 43.8
    Gwres penodol (20 ℃) ​​j/g. ℃ 0.44 0.494 0.461 0.5 0.5
    Ymestyn cryfder (20 ~ 1000 ℃) α*10-6 ℃ 18 17 17.1 19 19
    Cryfder tynnol (kg/mm2) > 85 > 85 > 85 > 85 > 85
    Plygu dro ar ôl tro (f/r) > 12 > 12 > 12 > 12 > 12
    Microstrwythur Austenitig Austenitig Austenitig Austenitig Austenitig

     

     

     

    Diamedr Goddefgarwch (mm) Diamedr Goddefgarwch (mm)
    0.03-0.05 ± 0.005 > 0.50-1.00 ± 0.02
    > 0.05-0.10 ± 0.006 > 1.00-3.00 ± 0.03
    > 0.10-0.20 ± 0.008 > 3.00-6.00 ± 0.04
    > 0.20-0.30 ± 0.010 > 6.00-8.00 ± 0.05
    > 0.30-0.50 ± 0.015 > 8.00-12.0 ± 0.4

     

    Trwch (mm) Goddefgarwch (mm) Lled (mm) Goddefgarwch (mm)
    0.05-0.10 ± 0.010 5.00-10.0 ± 0.2
    > 0.10-0.20 ± 0.015 > 10.0-20.0 ± 0.2
    > 0.20-0.50 ± 0.020 > 20.0-30.0

    ± 0.2

    > 0.50-1.00 ± 0.030 > 30.0-50.0 ± 0.3
    > 1.00-1.80 ± 0.040 > 50.0-90.0 ± 0.3
    > 1.80-2.50 ± 0.050 > 90.0-120.0 ± 0.5
    > 2.50-3.50 ± 0.060 > 120.0-250.0 ± 0.6

    Trydancoil gwresogi 05coiliau gwresogydd disglair


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