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Email : sales@chinatungstens.com
Address:No.5 Building, No.581 Heilong Jiang Road, Li Yu Industrial Park, Tian Yuan District, Zhuzhou, Hunan, P.R. China.
Describe
Tungsten Bars for Steeling Making
Standard: GB/T 3459-2006
Density: W≥17.5g/cm3
Purity: W≥99.95% or W≥99.9%
Size:
Tungsten square bar
TW-2: (10-16)×(10-16)×(≥300)mm
TW-1/TW-4: (10-16)×(10-16)×(≥30)mm
Tungsten round bar
TW-2: φ(16-30)×(≥300)mm
TW-1/TW-4: φ(16-30)×(≥30)mm
Content of impurity:
Grade |
TW-1 |
TW-2 |
W-4 |
|
Impurity |
Pb |
0.0001 |
0.0005 |
0.0005 |
Bi |
0.0001 |
0.0005 |
0.0005 |
|
Sn |
0.0003 |
0.0005 |
0.0005 |
|
Sb |
0.001 |
0.001 |
0.001 |
|
As |
0.0015 |
0.002 |
0.002 |
|
Fe |
0.003 |
0.004 |
0.003 |
|
Ni |
0.002 |
0.002 |
0.05 |
|
Al |
0.002 |
0.002 |
0.005 |
|
Si |
0.002 |
0.002 |
0.005 |
|
Ca |
0.002 |
0.002 |
0.005 |
|
Mg |
0.001 |
0.001 |
0.005 |
|
Mo |
0.004 |
0.004 |
0.05 |
|
P |
0.001 |
0.001 |
0.003 |
|
C |
0.003 |
0.005 |
0.01 |
|
O |
0.002 |
0.002 |
0.007 |
|
N |
0.002 |
0.002 |
0.005 |
Main applications: Tungsten bars are mainly used for processing tungsten parts or as a tool bit of processing lathe, conductors, steel-making burdening and additives;
Package: Wooden boxes

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