Property | Comparison | Suitable for | Used in |
---|---|---|---|
Rigidity | 2-3x of copper 1.5-2x of steel |
rigid elements | boring bars special shafting grinding quills |
Thermal Expansion | similar to many ceramics 40% of steel 30% of steel |
thermal control | heat sinks transition spacers |
Melting Temperature | highest of any metal 2x of steel 3x of copper |
high heat elements | furnace elements |
Thermal Conductivity | 40% of copper 2-3x of steel |
furnace elements jigs welding tips light bulb elements electrical contacts high temperature tooling |
|
Mechanical Properties | like mild steel | in combination with other properties | tooling mechanical devices |
Density | 7x aluminum 2.5x steel 1.5x lead |
shielding weights | radiation shielding X-ray shielding counterweights balancing weights anti-vibration devices vibration sensing devices |
Cost | 10 x steel 10 x lead < < precious metals similar to nickel alloys |
||
Ease of Making | high temperature powder metallurgy relatively low cost |