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Tungsten rhaub

Tungsten rhaub

CAS Nr.: 7440-33-7

Muaj nuj nqi

CAS Nr:.

7440-33-7

Linear Formula:

W

Khoom siv:

Ntshiab tungsten

Purity:

99.95 feem pua, 99.99 feem pua, 99.999 feem pua

Ua haujlwm kub:

1800 - 3000 degree

Loj:

Per Drawings

Tungsten rhaub Description

Tungsten cua sov caij (tungsten rhaub) yog tsim los ntawm tungsten hlau los yog lwm yam ntaub ntawv ntshiab tungsten, uas muaj cov ntsiab lus siab melting thiab zoo heev corrosion kuj. Nws tuaj yeem ua rau hauv ib qho lossis ntau cov ntaub ntawv raws li koj qhov tshwj xeeb. Cov hlau ntshiab thiab doped hlau yog ob qho tib si muaj.

Tungsten cua sov caij (tungsten rhaub) kuj tuaj yeem ua los ntawm tungsten sawb thiab tungsten rods. Peb tuaj yeem muab tungsten cua sov caij (tungsten rhaub) raws li koj cov duab kos.

Tungsten cua sov caij (tungsten rhaub) yog siv los ua cua sov hauv cov txheej txheem nqus cov txheej txheem xws li txhuas txau, chrome-plated, daim iav ua, ceramic txheej thiab plastics txheej, thiab lwm yam.

Tshuaj muaj pes tsawg leeg ntawm tungsten rhaub

W (>feem pua)

Cov ntsiab lus tshuaj (<%)

99.999
PT74-TSWB1

Fe

Ca

Ua

Sn

Al

Ni

Zn

Sb

Pt

K

Ta

Na

0.0001

0.00005

0.000005

0.000005

0.00005

0.00001

0.00005

0.00005

0.00003

0.000005

0.0001

0.00005

Cr

Pb

Raws li

Mg

Ti

Bi

Mo

Cd

Cu

Ba

Co

Mn

0.000005

0.00001

0.00005

0.00005

0.000005

0.00001

0.00001

0.000005

0.000007

0.00001

0.000005

0.000005

99.99
PT74-TWB 2

Fe

Ca

Ua

Sn

Al

Ni

Zn

Sb

Pt

K

O

Na

0.0001

0.00045

0.0001

0.0001

0.0001

0.0001

0.0001

0.0001

0.0001

0.0005

0.0040

0.0009

Cr

Pb

Raws li

Mg

Ti

Bi

Mo

Cd

Cu

Ba

Co

Mn

0.0001

0.0001

0.0001

0.0001

0.0001

0.0001

0.0002

0.0001

0.0001

0.0001

0.0001

0.0001

99.95
PT74-TWB 3

Fe

Ca

P

Sn

Al

Ni

N

Sb

Si

O

Pb

Raws li

0.005

0.003

0.001

0.0001

0.002

0.003

0.003

0.001

0.003

0.003

0.0001

0.002

Mg

C

Bi

Mo









0.002

0.005

0.0001

0.001









Kev siv tungsten rhaub thiab lwm yam kev lag luam

● Lub tshuab cua sov rau lub tshuab nqus tsev kub kub

● Kev Tshawb Fawb & Kev Tshawb Fawb

Chemical Identifiers

Linear Formula

W

MDL Number

TIAB SA 00011461

EC No.

231-143-9

Beilstein/Reaxys No.

N/A

Pubchem CID

23964

SMILES

[W]

InchI ID nkag mus

InChI=1S/W

InchI Key

WFKWXMTUELFFGS-UHFFFAOYSA-N

Tungsten Heaters Properties (Theoretical)

Molecular Luj

183.85

Qhov tshwm sim

Nyiaj

Melting Point

3410 degree

Boiling Point

5900 degree

Qhov ntom

19.3g / cm33

Solubility hauv H2O

N/A

Hluav taws xob Resistivity

5.65 microhm-cm @ 27 degree

Electronegativity

1.7 Pauling

Kub ntawm Fusion

8.42 cal/gm os

Kub ntawm Vaporization

185 K-Cal / gm atom ntawm 5660 degree

Poisson tus ratio

0.28

Tshwj xeeb kub

0.0317 Cal/g/K @ 25 degree

Tensile zog

750 MPa rau

Thermal conductivity

1.73 W/cm/K @ 298.2 K

Thermal Expansion

(25 degree) 4.5 µm·m-1·K-1

Vickers Hardness

3430 MPa rau

Young's Modulus

411 gps ua

Tungsten Heaters Health & Safety Information

Lus Cim

Kev phom sij

Cov Lus Qhia Txog Hazard

H228-H315-H319

Hazard Codes

N/A

Cov Lus Qhia Ua Ntej

P210-P305 ntxiv rau P351 ntxiv rau P338

Flash Point

Tsis siv tau

Risk Codes

N/A

Cov lus hais txog kev nyab xeeb

N/A

RTECS Number

YOG 7175000

Cov ntaub ntawv thauj mus los

NEEJ

WGK Germany

Nwg

GHS Daim duab

GHS02 Nplaim

image004

GHS07 Exclamation Point

image003


Cim npe nrov: tungsten rhaub, Tuam Tshoj, lwm tus neeg, yuav, muag, ua nyob rau hauv Suav teb

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