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Ci 0.5mm Invar 36 Hlau rau Sealing Precision Instrument

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DIN 17745 4j36 Invar Alloy Hlau Tsawg Expansion Alloy Feni36 Hlau

(Lub Npe: Invar, FeNi36, Invar Standard, Vacodil36)

4J36 (Invar), tseem hu ua FeNi36 (64FeNi hauv Teb Chaws Asmeskas), yog ib qho nickel-hlau alloy tseem ceeb rau nws qhov sib txawv qis ntawm thermal expansion (CTE lossis α).


  • Qauv NO.:Invar
  • OEM:Yog lawm
  • Xeev:Mos 1/2 hard hard T-hard
  • HS Code:7 4099000
  • Keeb kwm:Tuam Tshoj
  • Ceev:8.1
  • Product Detail

    FAQ

    Khoom cim npe

    4J36 siv oxyacetylene vuam, hluav taws xob arc vuam, vuam thiab lwm yam vuam txoj kev. Txij li cov coefficient ntawm kev nthuav dav thiab tshuaj lom neeg muaj pes tsawg leeg ntawm cov hlau yuav tsum raug zam vim qhov vuam ua rau muaj kev hloov pauv ntawm cov hlau alloy, nws yog qhov zoo dua los siv Argon arc vuam vuam welding muab tub lim hlau nyiam dua muaj 0.5% mus rau 1.5% titanium, thiaj li. txo weld porosity thiab tawg.

    Muaj pes tsawg leeg%

    Ni 35-37.0 Nws Fe Bal. Co - Si ≤0.3
    Mo - Cu - Cr - Mn 0.2 ~ 0.6 hli
    C ≤ 0.05 P ≤ 0.02 S ≤ 0.02

    Coefficient ntawm expansion

    θ/ºC 1/10-6ºC-1 θ/ºC 1/10-6ºC-1
    20-60 Nws 1.8 20-250 3.6
    20-40 Nws 1.8 20-300 Nws 5.2
    20-20 : kuv 1.6 20-350 Nws 6.5
    20 ~ 0 1.6 20-400 Nws 7.8 ib
    20 ~ 50 1.1 20-450 Nws 8.9 ib
    20-100 Nws 1.4 20-500 Nws 9.7 ib
    20-150 Nws 1.9 20-550 Nws 10.4
    20-200 Nws 2.5 20-600 Nws 11.0 Nws

     

    Hom Lub cev muaj zog

    Qhov ceev (g / cm3) 8.1
    Hluav taws xob tiv taus ntawm 20ºC (OMmm2 / m) 0.78 ib
    Qhov ntsuas kub ntawm kev tiv thaiv (20ºC ~ 200ºC) X 10-6 / ºC 3.7-3.9 Nws
    Thermal conductivity, λ / W / (m * ºC) 11
    Curie point Tc/ºC 230
    Elastic Modulus, E / Gpa 144

     

    Cov txheej txheem kev kho cua sov
    Annealing rau kev ntxhov siab Kub rau 530 ~ 550ºC thiab tuav 1 ~ 2 teev. Txias cia
    annealing Nyob rau hauv thiaj li yuav tshem tawm hardening, uas yuav coj tawm nyob rau hauv txias-dov, txias txheej txheem. Annealing xav tau cua sov rau 830 ~ 880ºC hauv lub tshuab nqus tsev, tuav 30 feeb.
    Cov txheej txheem stabilization
    1. Hauv kev tiv thaiv xov xwm thiab cua sov rau 830 ºC, tuav 20 feeb. ~ 1h, taj
    2. Vim qhov kev ntxhov siab tsim los ntawm quenching, rhuab mus rau 315ºC, tuav 1 ~ 4h.
    Cov kev ceev faj
    1. Tsis tuaj yeem hardened los ntawm kev kho cua sov
    2. Kev kho deg tuaj yeem yog sandblasting, polishing lossis pickling.
    3. Alloy tuaj yeem siv 25% hydrochloric acid pickling tov ntawm 70 ºC kom tshem tawm oxidized nto

    Hom Mechanical Properties

    Tensile zog Elongation
    Mpa %
    641 ib 14
    689 ib 9
    731 ib 8

    Kub ntsuas ntawm resistivity

    Qhov kub thiab txias, ºC 20 ~ 50 20-100 Nws 20-200 Nws 20-300 Nws 20-400 Nws
    aR / 103 * ºC 1.8 1.7 1.4 1.2 1.0





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