I
牌号
C(%)
Si(%)
Mn(%)
P(%)
S(%)
A
B
一般
KTH300-06
KTH350-10
KTH330-08
KTH370-12
2.7~3.1
2.5~2.9
2.4~2.8
2.2~2.5
0.7~1.1
0.8~1.2
0.9~1.4
1.0~1.5
0.3~0.6
0.3~0.6
0.3~0.6
0.3~0.6
<0.2
<0.2
<0.2
<0.2
0.18
0.18
0.12
0.12
Al-Bi孕育处理
KTH300-06
KTH350-10
KTH330-08
KTH370-12
2.7~2.9
2.6~2.8
2.4~2.6
2.3~2.5
1.3~1.5
1.4~1.6
1.5~1.7
1.6~1.8
0.4~0.6
0.4~0.6
0.4~0.6
0.4~0.6
<0.12
<0.12
<0.12
<0.12
≤0.20
≤0.18
≤0.12
≤0.10