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Fa'atau Vevela N7 Ni70Cr30 Fa'alava Nickel Chromium Alloy Fa'alava

Fa'amatalaga Pupuu:

O le nickel chrome alloy e maualuga lona tete'e, lelei lona tete'e i le 'okesaita, malosi i le vevela maualuga, lelei tele lona fausaga ma le gafatia e fa'apipi'i ai.
E faʻaaogaina lautele i mea e faʻavevela ai eletise, resistors, ogaumu faʻapisinisi, ma isi.
O le Ni70Cr30 o se u'amea fa'afefiloi nickel-chromium, e tusa ma le 70% le aofa'i o le nickel ma le 30% le aofa'i o le chromium.
E maualuga lona tulaga e liusuavai ai, maualuga le mafiafia, maualuga le malosi, lelei le ma'a'a ma le malosi, sili ona tete'e atu i le 'okesaita ma le 'ele. E fa'aaogaina lautele i va'alele, eletise, u'amea, mea eletise, ta'avale ma isi matā'upu, ma e iai ona uiga patino i faiga fa'avevela, fa'avevela ma le fa'apipi'iina.


  • Nofoaga na Afua Mai ai:Shanghai, Saina
  • Igoa Fa'ailoga:TANKII
  • Foliga:Fa'alava
  • Meafaitino:Nikala Fa'a'au'au
  • Fa'asologa Fa'akemikolo:80%Ni,20%Cr; 70%Ni,30%Cr; 60%Ni,15%Cr
  • Igoa o le Oloa:Fa'atinoga Lelei o le Uaea Ni80Cr20 0.55mm Nickel Chromium Alloy Wire
  • Lanu:Siliva Pa'epa'e
  • Mama:70%Ni
  • Lautele:100mm
  • Tete'e:1.09+/-3%
  • Fa'amatalaga o le oloa

    Fesili e Masani Ona Fesiligia

    Fa'ailoga o Oloa

    Meatotino/Vasega NiCr 80/20 NiCr 70/30 NiCr 60/15 NiCr 35/20 NiCr 30/20
    Fa'asologa Fa'akemikolo Autū (%) Ni Paleni. Paleni. 55.0-61.0 34.0-37.0 30.0-34.0
    Cr 20.0-23.0 28.0-31.0 15.0-18.0 18.0-21.0 18.0-21.0
    Fe ≤ 1.0 ≤ 1.0 Paleni. Paleni. Paleni.
    Vevela Maualuga o le Galuega (ºC) 1200 1250 1150 1100 1100
    Tete'e i le 20ºC
    (μ Ω · m)
    1.09 1.18 1.12 1.04 1.04
    Mafiafia (g/cm3) 8.4 8.1 8.2 7.9 7.9
    Fa'avevela o le Tafega
    (KJ/m· h· ºC)
    60.3 45.2 45.2 43.8 43.8
    Fa'atusatusaga o le Fa'alauteleina o le Vevela (α × 10-6/ºC) 18 17 17 19 19
    Tulaga Fa'alili (ºC) 1400 1380 1390 1390 1390
    Fa'aloloa (%) > 20 > 20 > 20 > 20 > 20
    Fausaga Fa'a-Maikorokalafi austenite austenite austenite austenite austenite
    Meatotino Fa'amagnetika e lē fa'amagnetika e lē fa'amagnetika e lē fa'amagnetika e lē fa'amagnetika e lē fa'amagnetika

    Fa'amatalaga o le Oloa
    Vasega:Ni80Cr20, e ta'ua fo'i o le MWS-650, NiCrA, Tophet A, HAI-NiCr 80, Chromel A, Alloy A, N8, Resistohm 80, Stablohm 650, Nichorme V, N ma isi.

    Aotelega Fa'akemikolo (%)

    C P S Mn Si Cr Ni Al Fe Isi
    Maualuga
    0.03 0.02 0.015 0.60 0.75~1.60 20.0~23.0 Paleni. Maualuga 0.50 Maualuga 1.0 -

    Uiga Fa'amekanika o le uaea nichrome

    Vevela Maualuga o le Auaunaga Fa'aauau: 1200ºC
    Tete'e 20ºC: 1.09 ohm mm2/m
    Mafiafia: 8.4 kalama/cm3
    Fa'avevela o le Tafega: 60.3 KJ/m·h·ºC
    Fa'atusatusaga o le Fa'alauteleina o le Vevela: 18 α×10-6/ºC
    Tulaga e Liusuavai ai: 1400ºC
    Fa'aloloa: E le itiiti ifo i le 20%
    Fausaga Fa'a-Maikorokalafi: Austenite
    Meatotino Fa'amagnetika: e lē fa'amagnetika

    Mea e Fa'atatau i le Vevela o le Tete'e i le Eletise

    20ºC 100ºC 200ºC 300ºC 400ºC 500ºC 600ºC
    1 1.006 1.012 1.018 1.025 1.026 1.018
    700ºC 800ºC 900ºC 1000ºC 1100ºC 1200ºC 1300ºC
    1.01 1.008 1.01 1.014 1.021 1.025 -

    Tele masani o le uaea uʻamea nikel:

    Matou te tuʻuina atu oloa i foliga o uaea, uaea mafolafola, ma fasi pepa. E mafai foʻi ona matou faia ni mea e faʻapitoa mo oe e tusa ai ma talosaga a tagata faʻaoga.

    Uaea pupula ma paʻepaʻe–0.025mm~3mm

    Uaea fa'asusu: 1.8mm ~ 10mm

    Uaea fa'a'okesaita: 0.6mm ~ 10mm

    Uaea mafolafola: mafiafia 0.05mm ~ 1.0mm, lautele 0.5mm ~ 5.0mm

    Faiga:

    Uaea: Sauniuniga o meafaitino → fa'amalūlūina → toe fa'amalūlūina → fa'a'ofuofuina → fa'avevela togafitiga → togafitiga o luga → tusia (fa'a'ofuofuina) → fa'auma togafitiga o le vevela → asiasiga → afifi → fale teuoloa

    Fa'amatalaga o oloa o le uaea nichrome:

    1) Sili ona lelei le tete'e atu i le oxidation ma le malosi fa'amekanika i le vevela maualuga;

    2) Tete'e maualuga ma le maualalo o le vevela o le tete'e;

    3) Lelei tele le toe fa'afo'iina ma le fa'atinoina o le fa'atinoga;

    4) Fa'atinoga sili ona lelei o le ueloina

    Fa'aaogāina o vasega uma:

    Cr20Ni80: i mea e tete'e atu ai i le taofi, ogaumu fa'apisinisi, u'amea mafolafola, masini 'auli, fa'avevela vai, mea e fa'apipi'i ai palasitika, u'amea soldering, elemene paipa ua ufiufi i u'amea ma elemene o le cartridge.
    Cr30Ni70: i ogaumu fa'apisinisi. e fetaui lelei mo le fa'aitiitia o le ea, aua e le afaina i le 'pala lanumeamata'.
    Cr15Ni60: i totonu o tete'e taofi, ogaumu fa'apisinisi, ipu vevela, ogaumu tunu, ogaumu fa'apa'u ma ogaumu teuina. Mo uaea tautau i totonu o ogaumu ea i masini fa'amago lavalava, masini fa'amago ili, masini fa'amago lima.
    Cr20Ni35: i totonu o tete'e taofi, ogaumu fa'apisinisi. I totonu o fa'avevela mo le teuina i le po, fa'avevela convection, rheostats mamafa ma fa'avevela ili. Mo le fa'avevela o uaea ma fa'avevela maea i vaega e fa'amalulu ma fa'amama ai le aisa, palanikeke eletise ma pads, nofoa ta'avale, fa'avevela laupapa ma fa'avevela fola.
    Cr20Ni30: i totonu o ipu vevela malo, fa'avevela koli tatala i totonu o faiga HVAC, fa'avevela teuina i le po, fa'avevela convection, rheostats mamafa ma fa'avevela ili. Mo uaea fa'avevela ma fa'avevela maea i elemene fa'amalulu ma fa'amama aisa, palanikeke eletise ma pads, nofoa ta'avale, fa'avevela baseboard, fa'avevela fola ma resistors.


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