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| 常見易切削不銹鋼牌號與成分 |
| 發(fā)布時間:2023-11-13 15:13:28 | 瀏覽次數(shù)： |
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常見易切削不銹鋼牌號與成分
奧氏體 Austenitic
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UNS
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S20300
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S30300
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S30310
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S30323
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S30345
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Type
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XM-1
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303
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XM-5
|
303Se
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XM-2
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C
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≤0.08
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≤0.15
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≤0.15
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≤0.15
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≤0.15
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Si
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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Mn
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5.00
6.50
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≤2.00
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2.5
4.5
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≤2.00
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≤2.00
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P
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≤0.04
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≤0.20
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≤0.20
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≤0.20
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≤0.05
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S
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0.18
0.35
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≥0.15
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≥0.25
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≤0.06
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0.11
0.16
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Cr
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16.00
18.00
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17.00
19.00
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17.00
19.00
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17.00
19.00
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17.00
19.00
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Ni
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5.00
6.50
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8.00
10.00
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7.00
10.00
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8.00
10.00
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8.00
10.00
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Mo
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—
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—
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—
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—
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0.40
0.60
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Se
|
—
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—
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—
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≥0.15
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—
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Cu
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1.75
2.25
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—
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—
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—
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—
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Al
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—
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—
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—
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—
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0.60
1.00
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馬氏體 Martensitic
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UNS
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S41600
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S41610
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S41623
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S42020
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S44020
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Type
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416
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XM-6
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416Se
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420F
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440F
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C
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≤0.15
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≤0.15
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≤0.15
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0.30
0.40
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0.95
1.20
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Si
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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Mn
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≤1.25
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1.50
2.50
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≤1.25
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≤1.25
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≤1.25
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P
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≤0.06
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≤0.06
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≤0.06
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≤0.06
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≤0.06
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S
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≥0.15
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≥0.15
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≤0.06
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≥0.15
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≥0.15
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Cr
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12.00
14.00
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12.00
14.00
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12.00
14.00
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12.00
14.00
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16.00
18.00
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|
Ni
|
—
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—
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—
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(≤0.5)
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(≤0.5)
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Se
|
—
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—
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≥0.15
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—
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—
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Cu
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—
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—
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—
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(≤0.6)
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(≤0.6)
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鐵素體 Ferritic
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UNS
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S18200
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S18235
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S41603
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S43020
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S43023
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Type
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XM-34
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—
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—
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430F
|
430FSe
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C
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≤0.08
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≤0.025
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≤0.08
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≤0.12
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≤0.12
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Si
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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≤1.00
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Mn
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≤2.50
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≤0.50
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≤1.25
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≤1.25
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≤1.25
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P
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≤0.04
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≤0.03
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≤0.06
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≤0.06
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≤0.06
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S
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≥0.15
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0.15
0.35
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≥0.15
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≥0.15
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≤0.06
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Cr
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17.50
19.50
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17.50
18.50
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12.00
14.00
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16.00
18.00
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16.00
18.00
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Ni
|
—
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≤1.00
|
—
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—
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—
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Mo
|
1.50
2.50
|
2.00
2.50
|
—
|
—
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—
|
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Se
|
—
|
—
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—
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—
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≥0.15
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|
Ti
|
—
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0.30
1.00
|
—
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—
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—
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N
|
—
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≤0.025注
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—
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—
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—
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〔注：C+N≤0.035〕
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