??????

??????

???????????(g/in3)

??????????????????

??????

WT%

C100

-325

110 - 140

+325
-325

0 - 10
>90

C110

-200
+325

105 - 135

+200
-325

0
0 -10

C120

-60
+325

95 - 125

+60
-325

0
0 - 10

?????????????????????? (WT%)

??????????

??????

???????

??????????

??????

Al

0.003

<0.001

Mo

0.020

0.005

Co

0.005

<0.001

Na

0.010

0.002

Cr

0.020

0.008

Ni

0.020

0.008

Cu

0.005

<0.001

Si

0.002

<0.001

Fe

0.020

0.004

Sn

0.002

<0.001

????????????????????????????? (WT%)

C

<0.008

O

<0.070

??????? (WT %) > 99.8