TZM Molybdenum Alloy Disk

TZM Molybdenum Alloy Disk, composed of molybdenum with small additions of titanium and zirconium, is known for its superior high-temperature strength, creep resistance, and oxidation resistance compared to pure molybdenum. Its disk form provides machinability and integration into high-performance devices requiring circular precision. Industries such as aerospace, nuclear, and furnace engineering employ TZM disks for load-bearing components exposed to extreme heat and stress. Specific applications include rocket nozzle inserts, furnace support structures, and nuclear reactor components. In research, TZM disks are studied for creep rupture behavior, radiation resistance, and long-term thermal stability. Their enhanced strength at elevated temperatures, combined with machinability and resistance to recrystallization, ensures TZM molybdenum alloy disks remain indispensable in aerospace propulsion, advanced furnace systems, and nuclear energy technologies where conventional metals fail.

Quick Links:

Tolerance

Properties

Reference & Citations

each

Tolerances

Disc

Thickness	>0.05mm	±10%
Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%

Material Properties for Alloys

Mechanical Properties

Element	Value
Elongation at break( % )	<20
Modulus of elasticity( GPa )	320
Tensile strength( MPa )	560-1150

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	5.3-5.5

Thermal Properties

Element	Value
Maximum use temperature in air( C )	400
Melting point( C )	2500-2600
Specific heat( J K⁻¹ kg⁻¹ )	305@23°C
Thermal conductivity( W m⁻¹ K⁻¹ )	126@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	5.3@20-100°C