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Material
GB /T 8732-2014
Steels of blade for steam turbine
Material Designation
Chemical Composition (%)
12Cr13
(
S41010
) (
1Cr13
)
Min
Max
20Cr13
(
S42020
) (
2Cr13
)
Min
Max
12Cr12Mo
(
S45610
) (
1Cr12Mo
)
Min
Max
14Cr11MoV
(
S46010
) (
1Cr11MoV
)
Min
Max
15Cr12WMoV
(
S47010
) (
1Cr12W1MoV
)
Min
Max
21Cr12MoV
(
S46020
) (
2Cr12MoV
)
Min
Max
18Cr11NiMoNbVN
(
S47450
) (
2Cr11NiMoNbVN
)
Min
Max
22Cr12NiWMoV
(
S47220
) (
2Cr12NiMo1W1V
)
Min
Max
05Cr17Ni4Cu4Nb
(
S51740
) (
0Cr17Ni4Cu4Nb
)
Min
Max
14Cr12Ni2WMoV
(
47210
) (
1Cr12Ni2W1Mo1V
)
Min
Max
14Cr12Ni3Mo2VN
(
47350
) (
1Cr12Ni3Mo2VN
)
Min
Max
14Cr11W2MoNiVNbN
(
47550
) (
1Cr11MoNiW2VNbN
)
Min
Max
For Reference Only