C |
Si
|
Mn
|
P
|
S
|
Cr
|
0.38-0.42
|
≦1.0
|
≦1.0
|
≦0.025
|
≦0.001
|
12.5-13.5
|
熱膨脹系數(shù) [10-6 m/(m x k)]
|
20-100℃
|
20-200℃
|
20-300℃
|
20-400℃
|
||
10.5
|
11.0
|
11.0
|
11.5
|
|||
熱傳導(dǎo)性
[w/(m x k)]
|
20℃
|
350℃
|
700℃
|
|||
20.0
|
23.0
|
26.2
|