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Nickel Alloy Yogwira Ntchito Kwambiri GH4738 ya Malo Opambana

Mndandanda wa Superalloy

Nickel Alloy GH4738 ndi wapamwamba kwambiri, wopangidwa ndi faifi tambala wopangidwa kuti azipambana m'malo ovuta kwambiri. Ndi mphamvu zake zapamwamba, kukana kwapadera kwa okosijeni ndi dzimbiri, komanso kukhazikika kochititsa chidwi pa kutentha kwakukulu, GH4738 ndi yabwino kwa ntchito zamlengalenga, kupanga magetsi, ndi mafakitale ena omwe amafunikira ntchito yodalirika pansi pa zovuta kwambiri. Alloy iyi imapereka kukana kwamphamvu kwambiri komanso kutopa, kuonetsetsa kulimba kwanthawi yayitali komanso kuchita bwino. Sankhani Nickel Alloy GH4738 pakugwiritsa ntchito kwanu kotentha kwambiri komanso kudalirika komanso magwiridwe antchito osayerekezeka.

    KUPANGA KWA CHEMICAL

    MALO

    %

    C

    Ndipo

    Mn

    P

    S

    Cr

    Mu

    Za

    Ndi

    Al

    Za

    Fe

    Co

    B

    Zr

    GH4738

    MIN

    0.03

    -

    -

    -

    -

    18.0

    bwino

    3.5

    -

    1.20

    2.75

    -

    12.0

    0.003

    0.02

    MAX

    0.10

    0.15

    0.10

    0.015

    0.015

    21.0

    bwino

    5.0

    0.10

    1.60

    3.25

    2.00

    15.0

    0.01

    0.08

    Zakuthupi

    kachulukidwe

    Kusungunuka kwa kutentha

    p=8.22g/cm

    1330-1360 ℃

    ZOYENERA KUCHITA

    Standard No. & Zosiyanasiyana

    chitsanzo boma

    Kukula kwa mbale 8/mm

    Makoma katundu

    730 ° C Kukhalitsa

    Kutentha kwa chipinda

    θ/℃

    Kulimba kwamakokedwe
    Rm N/mm2

    perekani mphamvu
    Rp0.2 N/mm2

    A5%

    σ/MPa

    Nthawi/h

    A%

    QJ/DT01.63026
    Mzere Wozizira Wozizira

    Dziko lopereka
    +995°C dziko lapansi 15°C×
    2.0h±0.25h/AC
    kapena kuzizira kwambiri
    + kukhazikika + kukalamba

    ≤0.50

    20

    ≥1170

    ≥760

    ≥15

     

    -

    L

    (34 mpaka 44) HRC kapena zofanana

    540

    ≥1000

    ≥690

    ≥13

     

    -

     

     

    > 0.50

    20

    ≥1205

    ≥795

    ≥20

    -

     

    -

    (34 mpaka 44) HRC kapena zofanana

    540

    ≥1035

    ≥725

    ≥15

     

     

    -

     

    > 0.40 ~ 0.50

     

     

     

     

    430

    ≥23

    ≥4

     

    > 0.50

     

     

     

     

    430

    ≥23

    ≥4

     

    Zogulitsa NKHANI

    GH738 ndi nickel-based high-temperature alloy woumitsidwa ndi mpweya wa γ 'gawo, wokhala ndi kukana kwa dzimbiri kwa gasi, mphamvu zokolola zambiri komanso kutopa, kukonza bwino kwapulasitiki komanso bungwe lokhazikika. Amagwiritsidwa ntchito kwambiri m'magawo ozungulira injini ya ndege, kugwiritsa ntchito kutentha sikuposa 815 ℃. Imatha kupanga mbale zoziziritsa zozizira komanso zotentha, mapaipi, zingwe, mawaya, ma forgings, ma castings ndi zomangira.

    Kugwiritsa ntchito mankhwala

    Injini za ndege, makina opangira gasi pamakina, masamba a turbine ndi ma turbine disks ndi magawo ena ozungulira.

    Chiwonetsero cha Zamalonda

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