** 號(hào)
|
化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
|
C
|
Si
|
Mn
|
P
|
S
|
Ni
|
Cr
|
M0
|
7Crl7
|
O.60~
O.75
|
≤1.00
|
≤1.00
|
≤0.035
|
≤O.030
|
③
|
16.00~18.00
|
①
|
8Cr17
|
0.75~
O.95
|
≤1.00
|
≤1.00
|
≤O.035
|
≤O.030
|
③
|
16.00~18.00
|
④
|
9Crl8
|
0.90~
1.00
|
≤O.80
|
≤0.80
|
≤O.035
|
≤0.030
|
③
|
17.00~19.00
|
④
|
llCrl7
|
O.95~
1.20
|
≤1.00
|
≤1.00
|
≤O.035
|
≤0.030
|
③
|
16.00~18.00
|
④
|
YllCrl7
|
O.95~
1.20
|
≤1.00
|
≤1.25
|
≤0.060
|
≥O.15
|
③
|
16.00~18.00
|
④
|
9Crl8Mo
|
O.95~
1.10
|
≤0.80
|
≤O.80
|
≤O.035
|
≤0.030
|
③
|
16.00~18.00
|
0.40~0.70
|
9Crl8MoV
|
O.85~
0.95
|
≤O.80
|
≤0.80
|
≤O.035
|
≤O.030
|
③
|
17.00~19.00
|
1.00~
1.30
|
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