Paramefer
Denstty
Unit
g/cm3
1/*C
Siltcon nrtnde
3.21
3.2x10'
Beanng Steel
7.85
Coefftctent o( thermal ezpansion 20 - 1 000 °C 20 ■ 300 CC
Modulus ot elastidty
N/mnr
315 000
11.5x10 206 000
/ Poisson rato |
W .4. W |
— «-- | |
/ Hardnass HV10 |
1 700 |
700 | |
Tensilo slrength 20 °C 1 000 °c |
N/mm2 |
700 700 |
2 400 0 |
Thermal conductivrty |
W/mK |
30-40 |
40 - 50 |
Speafic electncal resistance |
Qmm2/m |
1017- 1018 |
10’1 - 1 |