| 材料： | Niobium |
| 规格： | See Characteristics. |
| 标准： | GB/T26012-2010 |
| 等级： | Nb1，Nb2. |
| 应用： | For chemical,medical,glasses，electric，Electroplating, electronics, aerospace, military industry, oil and other industries. niobium wire;standard：GB/T26012-2010；grade：Nb1，Nb2;purity:99.95%;Niobium metal is gray.melting point2468℃,boiling point4742℃，density8.57g/cm³.Niobium metal is stable in the air at room temperature.In the oxygen niobium metal not be completely oxidation.Under the high temperature niobium metal can be combined with C,N,S directly.And niobium metal can be with Ti,Zr,W to alloy.Not with inorganic acid or alkali, not soluble in aqua regia, but soluble in hydrofluoric acid. |
Niobium metal is gray.melting point2468℃,boiling point4742℃，density8.57g/cm³.Niobium metal is stable in the air at room temperature.In the oxygen niobium metal not be completely oxidation.Under the high temperature niobium metal can be combined with C,N,S directly.And niobium metal can be with Ti,Zr,W to alloy.Not with inorganic acid or alkali, not soluble in aqua regia, but soluble in hydrofluoric acid.
| Product name | niobium wire |
| standard | GB/T26012-2010 |
| grade | Nb1，Nb2. |
| purity | 99.95% |
Chemical composition：
|
grade |
Chemical composition%， |
|||||||||||
|
C |
O |
N |
H |
Ta |
Fe |
W |
Mo |
Si |
Ni |
Hf |
Zr |
|
|
Nb-1 |
0.01 |
0.03 |
0.01 |
0.0015 |
0.1 |
0.005 |
0.03 |
0.01 |
0.005 |
0.005 |
0.02 |
0.02 |
|
NbZr-1 |
0.01 |
0.025 |
0.01 |
0.0015 |
0.2 |
0.01 |
0.05 |
0.01 |
0.005 |
0.005 |
0.02 |
0.8-1.2 |
Specification and tolerance：
|
diameter |
tolerance |
roundness |
|
0.2-0.5 |
±0.007 |
0.005 |
|
0.5-1.0 |
±0.01 |
0.01 |
|
1.0-1.5 |
±0.02 |
0.02 |
|
1.5-3.0 |
±0.03 |
0.03 |
Mechanical properties：
|
grade |
diameter/mm |
Tensile strength Rm/(N/mm2) |
Break elongation A/% |
|
Nb1，Nb2 |
0.5-3.0 |
≥125 |
≥20 |
|
NbZr1，NbZr2 |
≥195 |
≥15 |
Quality requirement：
The surface is bright and clean,no oil,crack,burr,mess around,etc.No dents and scratches .
Application：
For chemical,medical,glasses，electric，Electroplating, electronics, aerospace, military industry, oil and other industries.
niobium wire;standard：GB/T26012-2010；grade：Nb1，Nb2;purity:99.95%;Niobium metal is gray.melting point2468℃,boiling point4742℃，density8.57g/cm³.Niobium metal is stable in the air at room temperature.In the oxygen niobium metal not be completely oxidation.Under the high temperature niobium metal can be combined with C,N,S directly.And niobium metal can be with Ti,Zr,W to alloy.Not with inorganic acid or alkali, not soluble in aqua regia, but soluble in hydrofluoric acid .
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