Ball pressure hardness
N/mm²
DIN 53456
240
Tensile strength (23°C)
N/mm²
DIN 53455
120
Elongation at break (23°C)
%
DIN 53455
3
Tensile modulus (23°C)
N/mm²
DIN 53457
7700
Coefficient of friction v-steel - Dynamic
--
0.14
Physical properties
Specific gravity
g/cm³
ISO 1183-1
1.45
Water absorption
%
DIN 53495
0.3
Compr. Strength at 1% deformation (23°C)
N/mm²
DIN 53454
150
Coefficient of thermal expansion (20-150°C)
1/K.10-5
--
2.5
Coefficient of thermal expansion (150-260°C)
1/K.10-5
--
5.5
Thermal conductivity (23°C)
W/K.m
DIN 52612
0.24
Maximum Continuous operating temperature
°C
--
250
Minimum Continuous operating temperature
°C
--
-30