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I-High-Performance Nickel Alloy GH4738 Yezindawo Ezidlulele

Uchungechunge lweSuperalloy

I-Nickel Alloy GH4738 iyi-superalloy esezingeni eliphezulu, esekwe ku-nickel eklanyelwe ukuphumelela ezindaweni ezidinga kakhulu. Ngamandla ayo aphakeme, ukumelana okukhethekile ne-oxidation nokugqwala, kanye nokuzinza okumangalisayo emazingeni okushisa aphezulu, i-GH4738 ilungele ukusetshenziswa ku-aerospace, ukukhiqiza amandla, nezinye izimboni ezidinga ukusebenza okuthembekile ngaphansi kwezimo ezimbi kakhulu. Le alloy inikeza ukumelana okuhle kakhulu kwe-creep namandla okukhathala, iqinisekisa ukuqina okuhlala isikhathi eside nokusebenza kahle. Khetha i-Nickel Alloy GH4738 yezinhlelo zakho zokusebenza ezibucayi zezinga lokushisa eliphezulu futhi ujabulele ukwethembeka nokusebenza okungenakuqhathaniswa.

    UKWAKHIWA KWAKHEMICAL

    ISIKHALA

    %

    C

    Futhi

    UMn

    P

    S

    Cr

    Ku

    Ngoba

    Nge

    Al

    Kwe

    Fe

    Co

    B

    Zr

    GH4738

    MIN

    0.03

    -

    -

    -

    -

    18.0

    ibhalansi

    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

    ibhalansi

    5.0

    0.10

    1.60

    3.25

    2.00

    15.0

    0.01

    0.08

    Izakhiwo Zomzimba

    ukuminyana

    Ibanga lokushisa elincibilikayo

    p=8.22g/cm

    1330-1360 ℃

    IZINGA LOKUPHEPHA

    Inombolo Ejwayelekile & Okuhlukahlukene

    isimo sesampula

    Ubukhulu bepuleti 8/mm

    Izakhiwo ze-tensile

    730°C Ukuqina

    Ukuqina kwezinga lokushisa kwegumbi

    θ/℃

    Amandla aqinile
    Rm N/mm2

    veza amandla
    I-Rp0.2 N/mm2

    A5%

    σ/MPa

    Isikhathi/h

    A%

    QJ/DT01.63026
    I-Cold Rolling Strip

    Isimo sokunikezela
    +995°C umhlaba 15°C×
    2.0h±0.25h/AC
    noma amakhaza asheshayo
    + ukuzinza + ukuguga

    ≤0.50

    20

    ≥1170

    ≥760

    ≥15

     

    -

    L

    (34 kuya ku-44) HRC noma okulinganayo

    540

    ≥1000

    ≥690

    ≥13

     

    -

     

     

    >0.50

    20

    ≥1205

    ≥795

    ≥20

    -

     

    -

    (34 kuya ku-44) HRC noma okulinganayo

    540

    ≥1035

    ≥725

    ≥15

     

     

    -

     

    >0.40-0.50

     

     

     

     

    430

    ≥23

    ≥4

     

    >0.50

     

     

     

     

    430

    ≥23

    ≥4

     

    Isici somkhiqizo

    I-GH738 iyingxube ye-nickel-high-temperature alloy eqiniswe yimvula yesigaba sika-γ, enokumelana nokugqwala kwegesi okuhle, amandla esivuno esikhulu kanye nezakhiwo zokukhathala, inqubo enhle yepulasitiki kanye nenhlangano ezinzile. Isetshenziswa kakhulu ezingxenyeni ezijikelezayo zenjini yendiza, izinga lokushisa alikho ngaphezu kuka-815 ℃. Ingakhiqiza amapuleti agoqiwe abandayo futhi ashisayo, amapayipi, amapheshana, izintambo, ama-forging, ama-castings kanye nezinsimbi.

    Isicelo somkhiqizo

    Izinjini zezindiza, izinjini zegesi yemishini, izindwani zezinjini zomoya kanye namadiski ophephela kanye nezinye izingxenye ezijikelezayo.

    Isibonisi somkhiqizo

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