Niobium Powder
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At room temperature, niobium is stable in the air, and is not completely oxidized when it is red hot in oxygen. At high temperature, it can be directly combined with sulfur, nitrogen and carbon to form an alloy with titanium, zirconium, hafnium and tungsten.Niobium can be used as a superconducting material. It is also widely used in superalloy, niobium alloy and steel. It also plays an important role in medical treatment
Chemical Compositions
|
Grade |
Impurity Maximum % | ||||||||||||||||||||||||||
|
C |
H |
O |
N |
Fe |
Si |
Ni |
W |
Mo |
Ta |
Ti |
Cr |
Mn |
Cu | ||||||||||||||
|
Nb-1 |
0.05 |
0.005 |
0.20 |
0.04 |
0.01 |
0.005 |
0.005 |
0.005 |
0.003 |
0.20 |
0.003 |
0.005 |
0.003 |
0.003 | |||||||||||||
| Sieve mesh | -100 meshes |
-80 meshes |
-325meshes |
Re-inspected plus sieve powder shall be less than 5%. |
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Special requirements to be agreed on by the supplier and buyer |
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