Tungsten Bar W-4(W≥99.9%)
Grade:W-4
Purity: W≥99.9%
N.W.: 1.2kg/piece
Specification: 15mm*15mm*550mm
Application: Mainly apply to the precision casting ingredients, Steel-smelting addtive etc.
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Main content W ≥99.9
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Other Content ≤
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Al
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0.0003
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As
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0.002
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Bi
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0.00005
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Ca
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0.0006
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Co
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0.0003
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C
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0.0024
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Cu
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0.0003
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Fe
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0.012
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P
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0.0005
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Mg
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0.0003
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Mo
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0.0036
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Ni
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0.003
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Pb
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0.0001
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Sb
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0.0001
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Si
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0.0008
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Sn
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0.0001
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N
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0.003
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V
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0.0005
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Cd
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0.0001
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O
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0.023
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Ti
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0.0001
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S
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0.0003
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Cr
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0.0034
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Na
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0.0005
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