Hastelloy C-4

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    Hastelloy C-4 (UNS NO6455)

    Njirimara Hastelloy C-4 na nyocha ngwa:
    Alloy bụ austenitic obere carbon nickel-molybdenum-chromium alloy. Isi ihe dị iche n'etiti Nicrofer 6616 hMo na alloys ndị ọzọ nke mejupụtara kemịkalụ yiri nke emepụtara na mbụ bụ obere carbon, silicon, iron na tungsten. Ngwakọta kemịkalụ a na-enye nkwụsi ike dị mma na 650-1040 Celsius C yana nkwụsi ike ka mma na corrosion intergranular, na-ezere nhụsianya ahịrị corrosion ọnụ na weld HAZ corrosion n'okpuru ọnọdụ nrụpụta kwesịrị ekwesị. Alloy eji flue gas desulfurization usoro, pickling na acid regeneration osisi, acetic acid na ugbo kemịkalụ mmepụta, titanium dioxide mmepụta (chloride usoro), electrolytic plating.
    Ụdị ụdị Hastelloy C-4:
    NS335 (China) W.Nr.2.4610 NiMo16Cr16Ti (Germany)
    Ngwakọta kemịkalụ Hastelloy C-4:

    Alloy
    Ọkwa

    %

    Ni

    Cr

    Fe

    Mo

    Nb

    Co

    C

    Mn

    Si

    S

    Cu

    Al

    Ti

    Hastelloy C-4

    Min

    Oke

    14.5

     

    14.0

                     

    Kachasị

    17.5

    3.0

    17.0

     

    2.0

    0.009

    1.0

    0.05

    0.01

       

    0.7

    Njirimara anụ ahụ Hastelloy C-4:

    Njupụta
    g/cm3

    Ebe mgbaze

    Thermal conductivity
    λ/(W/m•℃)

    Kpọmkwem ike okpomọkụ
    J/kg•℃

    Modul na-agbanwe
    GPA

    Modulu shear
    GPA

    Nguzogide
    μΩ•m

    Oke Poisson

    Ọnụọgụ mgbasawanye Linear
    a/10-6℃-1

    8.6

    1335
    1380

    10.1 (100 ℃)

    408

    211

     

    1.24

     

    10.9 (100 ℃)

    Hastelloy C-4 Mechanical Properties: ( kacha nta n'ibu na 20 ℃):

    Ụzọ ọgwụgwọ okpomọkụ

    Ike tensile σb/MPa

    Mpụta Ike σp0.2/MPa

    Ọnụego ndọtị σ5 /%

    Brinell hardness HBS

    Ọgwụgwọ ọgwụgwọ

    690

    275

    40

     

    Ụkpụrụ mmepụta Hastelloy C-4:

    Ọkọlọtọ

    Ogwe

    Agbaghara

    Efere (nwere) ihe

    Waya

    Ọkụ

    American Society for Testing and Materials

    ASTM B574

    ASTM B336

    ASTM B575

     

    ASTM B622
    ASTM B619
    ASTM B626

    Nkọwa nka nka na ihe eji eme ụgbọelu Amerịka

             

    American Society of Mechanical Engineers

    ASME SB574

    ASME SB336

    ASME SB575

     

    ASTM SB622
    ASTM SB619
    ASTM SB626

    Hastelloy C-4 usoro arụmọrụ na chọrọ:

    1, Na usoro ọgwụgwọ okpomọkụ enweghị ike ịkpọtụrụ sọlfọ, phosphorus, lead na metal ndị ọzọ dị ala na-agbaze, ma ọ bụ alloy ga-aghọ kenkuwa, kwesịrị ịṅa ntị wepụ dị ka akara agba, ihe ngosi okpomọkụ, crayons acha, lubricants, mmanụ ụgbọala. na unyi ndị ọzọ. Ọdịnaya sọlfọ dị ala nke mmanụ ọkụ ka mma, ọdịnaya sọlfọ nke gas kwesịrị ịbụ ihe na-erughị 0.1%, ọdịnaya sọlfọ nke mmanụ dị arọ kwesịrị ịbụ ihe na-erughị 0,5%. Igwe ọkụ ọkụ eletrik bụ nhọrọ ka mma, n'ihi na ọkụ eletrik nwere ike ịchịkwa okpomọkụ nke ọma na ọkụ ọkụ gas dị ọcha. Ọ bụrụ na stovu gas gas dị ọcha, ị nwere ike ịhọrọ.
    2, alloy thermal nhazi okpomọkụ nso nke 1080 ℃ ~ 900 ℃, jụrụ usoro maka mmiri jụrụ ma ọ bụ ndị ọzọ ngwa ngwa jụrụ. Iji hụ na nguzogide corrosion kacha mma, a ga-eme ọgwụgwọ okpomọkụ mgbe ọgwụgwọ okpomọkụ gasịrị.


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