Faʻatau oloa Tungsten CAS 7440-33-7 faʻatasi ai ma le tau falegaosimea

Fa'amatalaga Puupuu:

Wholesales Tungsten CAS 7440-33-7 tau gaosiga


  • igoa ole oloa:Tungsten
  • CAS:7440-33-7
  • MF: W
  • MW:183.84
  • EINECS:231-143-9
  • Uiga:gaosimea
  • afifi:1 kilokalama / taga poʻo 25 kilokalama / paʻu
  • Fa'amatalaga Oloa

    Faailoga o oloa

    Fa'amatalaga

    Igoa oloa: Tungsten
    CAS: 7440-33-7
    MF: W
    MW: 183.84
    EINECS: 231-143-9
    Liu liusuavai: 3410 °C(malamalama)
    Mea fa'apuna: 5660 °C(malamalama)
    mafiafia : 19.3 g/mL ile 25 °C(malamalama)
    Fp : -23 °C
    foliga: uaea
    lanu: siliva-efuefu
    Lave Fa'apitoa: 19.3

    Fa'amatalaga

    Igoa o oloa

    Tungsten
    CAS 7440-33-7
    Fa'ata'ita'iga ESW.5N ESW.6N
    W(%) 99.999 99.9999
    le mama Max ppm
    K 0.1 0.07
    Na 0.5 0.5
    Li 0.05 0.01
    U 0.0008 0.0005
    Th 0.0008 0.0005
    Tele(um) 1.9-3.5 1.9-3.5

    Fa'aaogāga

    Tungsten CAS 7440-33-7 faʻaaogaina lautele i eletise eletise eletise maualuga, semiconductor-level magnetron sputtering targets, ma isi faʻamalama maualuga maualuga, eletise, semiconductor ma isi pisinisi.

    Teuina

    Teu i totonu o faleteuoloa ea ma malulu.

    E uiga i Femalagaiga

    1. Faʻalagolago i manaʻoga oa matou tagata faʻatau, e mafai ona matou tuʻuina atu le tele o filifiliga felauaiga.
    2. Mo fa'atonuga laiti, matou te ofoina atu felauaiga i luga o le ea po'o auaunaga fa'ava-o-malo e pei o FedEx, DHL, TNT, EMS, ma le tele o isi laina tulaga ese o femalagaiga fa'avaomalo.
    3. E mafai ona matou felauaiga i luga o le sami i se taulaga faʻapitoa mo le tele o aofaʻi.
    4. E le gata i lea, e mafai ona matou ofoina atu auaunaga faʻapitoa e faʻavae i luga o manaʻoga o matou tagata faʻatau ma uiga o latou oloa.

    Felauaiga

    FAQ

    1. Ae faapefea le ta'imua mo le fa'atonuga tele?
    RE: E masani lava e mafai ona matou saunia lelei oloa i totonu o le 2 vaiaso talu ona e tuʻuina le faʻatonuga, ona mafai lea ona matou tusi avanoa uta ma faʻatulaga le uta ia te oe.

    2. E fa'afefea le ta'ita'iga?
    Re: Mo se aofaiga itiiti, o le a auina atu oloa ia te oe i totonu ole 1-3 aso faigaluega ina ua uma ona totogi.
    Mo le aofaʻi tele, o le a tuʻuina atu oloa ia te oe i totonu ole 3-7 aso faigaluega pe a uma ona totogi.

    3. E i ai se fa'aitiitiga pe a matou tu'uina le fa'atonuga tele?
    RE: Ioe, matou te ofoina atu fa'aitiitiga eseese e tusa ai ma lau fa'atonuga.

    4. E mafai faapefea ona ou maua se faʻataʻitaʻiga e siaki ai le lelei?
    RE: A maeʻa faʻamaoniga tau, e mafai ona e manaʻomia se faʻataʻitaʻiga e siaki lelei ma matou te manaʻo e tuʻuina atu faʻataʻitaʻiga.

    FAQ

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