Category | Metal , Nonferrous Metal , Refractory Metal |
Manufacturer | H.C. Starck |
Trade Name | |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | H.C. Starck Grain Stabilized Niobium (GSNb).pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 8.58 g/cc | 0.310 lb/in³ |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Vickers | 60 - 100 | 60 - 100 | |
Tensile Strength | >= 124 MPa | >= 18000 psi | |
Tensile Strength, Yield | >= 72.4 MPa | >= 10500 psi | |
Elongation at Break | 15 % @Thickness 0.0508 - 0.0991 mm |
15 % @Thickness 0.00200 - 0.00390 in |
|
20 % @Thickness >=0.102 mm |
20 % @Thickness >=0.00400 in |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 12.8 µm/m-°C @Temperature 20.0 - 100 °C |
7.10 µin/in-°F @Temperature 68.0 - 212 °F |
|
Specific Heat Capacity | 0.272 J/g-°C @Temperature 27.0 °C |
0.0650 BTU/lb-°F @Temperature 80.6 °F |
|
Thermal Conductivity | 52.3 W/m-K | 363 BTU-in/hr-ft²-°F | |
Melting Point | 2468 °C | 4474 °F |
Component Elements Properties | Metric | English | Comments |
---|---|---|---|
Carbon, C | <= 0.010 % | <= 0.010 % | |
Hafnium, Hf | <= 0.020 % | <= 0.020 % | |
Hydrogen, H | <= 0.0015 % | <= 0.0015 % | |
Iron, Fe | <= 0.010 % | <= 0.010 % | |
Molybdenum, Mo | <= 0.020 % | <= 0.020 % | |
Nickel, Ni | <= 0.0050 % | <= 0.0050 % | |
Niobium, Nb (Columbium, Cb) | >= 99.50 % | >= 99.50 % | Balance |
Nitrogen, N | <= 0.010 % | <= 0.010 % | |
Other, each | <= 0.0050 % | <= 0.0050 % | |
Oxygen, O | <= 0.015 % | <= 0.015 % | |
Silicon, Si | <= 0.010 % | <= 0.010 % | |
Tantalum, Ta | <= 0.30 % | <= 0.30 % | |
Titanium, Ti | <= 0.030 % | <= 0.030 % | |
Tungsten, W | <= 0.050 % | <= 0.050 % | |
Zirconium, Zr | <= 0.020 % | <= 0.020 % |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 0.0000145 ohm-cm @Temperature 0.000 - 100 °C |
0.0000145 ohm-cm @Temperature 32.0 - 212 °F |
Chemical Properties | Metric | English | Comments |
---|---|---|---|
Atomic Mass | 92.91 | 92.91 | |
Atomic Number | 41 | 41 |
Descriptive Properties | Value | Comments |
---|---|---|
Grain Size (ASTM) | 6 or finer | for thickness < 0.010" |
Olsen Cup Test | 0.240" | Foil thickness 0.005 to 0.01" |