Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe

Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe Featured duab
  • Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe
  • Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe
  • Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe
  • Chaw tsim khoom lag luam Tungsten CAS 7440-33-7 nrog lub Hoobkas nqe

Lus piav qhia luv luv:

Tuam Tshoj Tungsten CAS 7440-33-7 Chaw tsim tshuaj paus


  • Khoom npe:Tungsten
  • CAS:7440-33-7 : kuv
  • MF: W
  • MW:183.84 ib
  • EINECS:231-143-9 : kuv
  • Cim:tsim tawm
  • Pob:1 kg / hnab los yog 25 kg / nruas

    • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: Tungsten
    CAS: 7440-33-7 Nr
    MF: W
    PIB: 183.84
    IB: 231-143-9
    Melting point: 3410 ° C (lit.)
    Kub taw tes: 5660 ° C (lit.)
    Qhov ceev: 19.3 g / mL ntawm 25 ° C (lit.)
    Kub: -23 ° C
    form: cev
    xim: Silver-grey
    Lub ntiajteb txawj nqus: 19.3

    Specification

    Khoom npe

    		 Tungsten
    CAS 7440-33-7 ib
    Qauv ES. 5 N ESW.6 N
    W (%) 99.999 ib 99.99 9
    impurity Max ppm
    K 0.1 0.07 ib
    Na 0.5 0.5
    Li 0.05 Nws 0.01 ib
    U 0.0008 0.0005
    Th 0.0008 0.0005
    Loj (um) 1.9-3.5 Nws 1.9-3.5 Nws

    Daim ntawv thov

    Tungsten CAS 7440-33-7 dav siv nyob rau hauv high-voltage light source electrodes, semiconductor-theem magnetron sputtering lub hom phiaj, thiab lwm yam high-end teeb qhov chaw, electronics, semiconductors thiab lwm yam lag luam.

    Cia

    Khaws rau hauv qhov chaw uas muaj cua sov thiab txias warehouse.

    Txog Kev Thauj Mus Los

    1. Raws li qhov yuav tsum tau ua ntawm peb cov neeg siv khoom, peb tuaj yeem muab ntau hom kev thauj mus los.
    2. Rau kev txiav txim me me, peb muab kev xa khoom huab cua lossis kev pabcuam xa khoom thoob ntiaj teb xws li FedEx, DHL, TNT, EMS, thiab ntau lwm yam tshwj xeeb ntawm kev thauj mus los thoob ntiaj teb.
    3. Peb tuaj yeem thauj los ntawm hiav txwv mus rau ib qho chaw nres nkoj rau qhov loj dua.
    4. Tsis tas li ntawd, peb tuaj yeem muab cov kev pabcuam tshwj xeeb raws li cov kev xav tau ntawm peb cov neeg siv khoom thiab cov yam ntxwv ntawm lawv cov khoom.

    Kev thauj mus los

    FAQ

    1. Yuav ua li cas txog lub sij hawm ua kom muaj nuj nqis?
    RE: Feem ntau peb tuaj yeem npaj cov khoom zoo li ntawm 2 lub lis piam tom qab koj tso qhov kev txiav txim, thiab tom qab ntawd peb tuaj yeem npaj cov khoom thauj thiab npaj cov khoom xa tuaj rau koj.

    2. Yuav ua li cas txog lub sij hawm txhuas?
    Re: Rau qhov me me, cov khoom yuav raug xa tuaj rau koj hauv 1-3 hnub ua haujlwm tom qab them nyiaj.
    Rau ntau qhov ntau, cov khoom yuav raug xa tuaj rau koj hauv 3-7 hnub ua haujlwm tom qab them nyiaj.

    3. Puas muaj qhov luv nqi thaum peb tso kev txiav txim loj dua?
    RE: Yog lawm, peb yuav muab cov luv nqi sib txawv raws li koj qhov kev txiav txim.

    4. Kuv tuaj yeem tau txais cov qauv los kuaj qhov zoo li cas?
    RE: Tom qab tus nqi lees paub, koj tuaj yeem xav tau cov qauv los kuaj xyuas qhov zoo thiab peb xav muab cov qauv.

    FAQ
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