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Technical Specifications

Alloy Family
TiAl6V4
Dimensional
Typical part accuracy*
Medium parts
Large parts
Typical surface roughness*
Ra
Rz
 
25 - 50 μm
Density
Relative Density
>99.5%
Absolute density
4.41 g/cm³
Mechanical properties
Tensile Strength
min. 930
Ultimate tensile strength
ASTM E 8M
1140 MPa
Yield strength (Rp 0.2 %)
min. 860 MPa
Elongation at Break
13 - 15%
E- modulus
104 - 124 GPa
Impact Strenght
7 - 15 J
Young’s modulus
111 GPa
Charpy V-notch toughness
ASTM E23
10 - 11.5 J
Hardness
Rockwell C
308 – 332 HV5
Thermal properties
Coefficient of thermal expansion
20 – 100 °C
8.1 x 10-6 /°
20 – 100 °C
10.1 x 10-6 /°
Specific Heat Capacity¹
at 20 °C
580 J/kg.K
at 205 °C
610 J/kg.K
at 425 °C
670 J/kg.K
at 650 °C
760 J/kg.K
at 870 °C
930 J/kg.K
Thermal Conductivity¹
at 50 °C
6.7 W/m.K
Melting temperature¹
1660 °C
Max. Operating Temperature¹
350 °C
Electrical properties
Magnetic Permeability¹
1.00005

* dependent on part geometry

¹ literature values