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Vacon 12 Fe-Ni-Co iav Sealing Alloy Hlau Kovar Alloy Hlau

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Alloy-4J29 (Expansion alloy)
(Common Name: Kovar, Nilo K, KV-1, Dilver Po, Vacon 12)
Alloy-4J29 kuj hu ua Kovar alloy.nws tau tsim los ua kom tau raws li qhov yuav tsum tau muaj kev ruaj ntseg iav-rau-hlau foob, uas yuav tsum tau muaj nyob rau hauv cov khoom siv hluav taws xob xws li lub teeb qhov muag teev, lub tshuab nqus tsev, lub raj cathode, thiab hauv lub tshuab nqus tsev hauv chemistry thiab lwm yam kev tshawb fawb tshawb fawb.Feem ntau cov hlau tsis tuaj yeem muab khi rau iav vim tias lawv cov coefficient ntawm thermal expansion tsis zoo ib yam li iav, yog li qhov sib koom ua ke txias tom qab tsim cov kev ntxhov siab vim qhov sib txawv ntawm cov iav thiab hlau ua rau kev sib koom ua ke.


  • Qauv NO.:Cov
  • OEM:Yog lawm
  • Xeev:Mos 1/2 hard hard T-hard
  • HS Code:7 409900
  • Keeb kwm:Tuam Tshoj
  • Product Detail

    FAQ

    Khoom cim npe

    Vacon 12Fe-Ni-Co iav Sealing Alloy HlauCovHlau hlau
    (Common Name: Kev,Nilo K, KV-1, Dilver Pov,Vacon 12)

    Specification:Ntawv / Phaj, Bar / Qws / Hlau / Coil, Capillary / Yeeb / Tube

    Qhov Loj Loj:

    —* Daim ntawv_Thickness 0.1mm ~ 40.0mm, dav: ≤300mm, Mob: txias dov (kub), ci, ci annealed

    —* SibHlau_Dia 0.1mm ~ Dia 5.0mm, Kev Kho: txias kos, ci, ci annealed

    —* Hlau Hlau_Dia 0.5mm ~ Dia 5.0mm, ntev: ≤1000mm, Kev mob: tiaj tus dov, ci annealed

    —* Pub_Dia 5.0mm ~ Dia 8.0mm, ntev: ≤ 2000mm, Mob khaub thuas kos, ci, ci annealed
    Dia 8.0mm ~ Dia 32.0mm, Ntev: ≤ 2500mm, Mob: kub dov, ci, ci annealed
    Dia 32.0mm ~ Dia 180.0mm, ntev: ≤ 1300mm, Cov mob: kub forging, peeled, tig, kub kho

    -* Kab laug sab_OD 8.0mm ~ 1.0mm, ID 0.1mm ~ 8.0mm, ntev: ≤2500mm, Mob khaub thuas kos, ci, ci annealed

    —* Tub_OD 120mm ~ 8.0mm, ID 8.0mm ~ 129mm, ntev: ≤4000mm, Mob khaub thuas kos, ci, ci annealed

    Daim ntawv thov:
    Mas siv nyob rau hauv hluav taws xob lub tshuab nqus tsev Cheebtsam thiab emission tswj, poob siab tube, igniting tube, iav magnetron, transistors, foob plug, relay, integrated circuits lead, chassis, brackets thiab lwm yam vaj tse sealing.

    Muaj pes tsawg leeg%

    Ni 28.5-29.5 Nws Fe Bal. Co 16.8-17.8 Nws Si ≤0.3
    Mo ≤0.2 Cu ≤0.2 Cr ≤0.2 Mn ≤0.5
    C ≤ 0.03 P ≤ 0.02 S ≤ 0.02

    Tensile zog, MPa

    Code ntawm tus mob Qhov xwm txheej Hlau Sawb
    R Mos ≤ 585 ≤ 570
    1/4 Ib 1/4 Khob 585-725 : kuv 520-630 : kuv
    1/2 Ib 1/2 Nyhav 655-795 Ib 590-700 Nws
    3/4 Ib 3/4 Khob 725-860 : kuv 600-770 Nws
    I Nyuaj ≥850 ≥700

    Hom Lub cev muaj zog

    Qhov ceev (g / cm3) 8.2
    Hluav taws xob tiv taus ntawm 20ºC (Ωmm2 / m) 0.48 ib
    Qhov ntsuas kub ntawm kev tiv thaiv (20ºC ~ 100ºC) X 10-5 / ºC 3.7-3.9 Nws
    Curie point Tc/ºC 430
    Elastic Modulus, E / Gpa 138

    Coefficient ntawm expansion

    θ/ºC 1/10-6ºC-1 θ/ºC 1/10-6ºC-1
    20 ~ 60 7.8 ib 20-500 Nws 6.2
    20-100 Nws 6.4 20-550 Nws 7.1
    20-200 Nws 5.9 20-600 Nws 7.8 ib
    20-300 Nws 5.3 20-700 Nws 9.2 ib
    20-400 Nws 5.1 20-800 Nws 10.2
    20-450 Nws 5.3 20-900 Nws 11.4

    Thermal conductivity

    θ/ºC 100 200 300 400 500
    λ / W / (m * ºC) 20.6 21.5 ib 22.7 ib 23.7 ib 25.4 ib

     

    Cov txheej txheem kev kho cua sov
    Annealing rau kev ntxhov siab Kub rau 470 ~ 540ºC thiab tuav 1 ~ 2 teev.Txias cia
    annealing Nyob rau hauv lub tshuab nqus tsev rhuab mus rau 750 ~ 900ºC
    Tuav lub sijhawm 14 feeb ~ 1h.
    Txias tus nqi Tsis pub tshaj 10 ºC / min txias rau 200 ºC






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