Complaint
| Product name | Tantalum Bar |
| Material | Pure tantalum and tantalum alloy |
| Grade | R05240 |
| Standard | ASTMB 365 ASTM B708 ASTM B521 |
| Application | Electronic Instrument Industry,Steel industry,Chemical industry,Atomic energy industry, Aerospace aviation,Cemented carbide,Medical treatment |
| Molecular Weight | 180.94 |
|---|---|
| Appearance | Silvery-gray solid |
| Melting Point | 3017 °C |
| Boiling Point | 5458 °C |
| Density | 16.69 g/cm3 (20 °C) |
| Crystal Phase / Structure | α: body-centered cubic (bcc) / β: tetragonal |
| Electrical Resistivity | 131 nΩ·m (20 °C) |
| Electronegativity | 1.5 Paulings |
| Heat of Fusion | 36.57 kJ/mol |
| Heat of Vaporization | 753 kJ/mol |
| Poisson's Ratio | 0.34 |
| Specific Heat | 140 J/kg·K |
| Thermal Conductivity | 57.5 W/m·K |
| Thermal Expansion | 6.3 µm/m·K |
| Vickers Hardness | 870-1200 MPa |
| Young's Modulus | 186 GPa |
| Category | Material | Standard |
| Ta & Alloy Rods | 99.95% Ta TaNb3 TaNb20 TaNb40 TaW2.5 TaW7.5 TaW10 TaW12 4N Ta Etc. | GB/T 14841 |
| Ta Wire for Capacitors | GB/T 26012 | |
| Powder Metallurgic Ta sheets for deep-drawning | GB/T26037 | |
| Ta & Alloy Sheet, Strip and Foil | GB/T 3629 | |
| Ta & Alloy Seamless tubes | GB/T 8128 | |
| Ta Bar | YS/T 1005 | |
| Ta Sputtering Targets | YS/T 1024 | |
| Ta Powders for Metallurgy | YS/T 259 | |
| Ta foil for Capacitors | YS/T 640 | |
| Ta Ingot | YS/T 827 | |
| Implants for surgery-Metallic Material-Unalloyed Ta | YY/T 0966 |
