牌号
|
化学成分(质量分数)(%)
|
|||||
C
|
Si
|
Mn
|
S
|
P
|
Pb
|
|
Y12
|
O.08~O.16
|
0.15~O.35
|
0.70~1.00
|
0.10~0.20
|
O.08~0.15
|
|
Y12Pb
|
0.08~0.16
|
≤0.15
|
0.70~1.10
|
O.15~0.25
|
O.05
|
0.15~O.35
|
Y15
|
0.10~O.18
|
≤O.15
|
0.80~1.20
|
O.23~O.33
|
|
|
Y15Pb
|
O.10~O.18
|
≤O.15
|
O.80~1.20
|
0.23~0.33
|
0.10
|
O.15~0.35
|
Y20
|
O.17~0.25
|
O.15~O.35
|
O.70~1.00
|
O.08~0.15
|
≤0.06
|
|
Y30
|
0.27~O.35
|
0.15~O.35
|
O.70~1.00
|
O.08~O.15
|
≤O.06
|
|
Y35
|
0.32~0.40
|
O.15~0.35
|
O.70~1.00
|
O.08~O.15
|
≤0.06
|
|
Y40Mn
|
0.37~O.45
|
0.15~O.35
|
1.20~1.55
|
0.20~0.30
|
≤O.05
|
|
Y45Ca
|
0.42~0.50
|
O.20~O.40
|
O.60~0.90
|
0.04~0.08
|
≤O.04
|
Ca0.002~0.006
|
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