耐热钢的化学成份是什么?(来源GB/T1221—1992)
耐热钢的牌号及化学成分 ( 摘自 GB / T1221 — 1992 )
奥氏体型
牌号
|
化学成分 (质量分数 ), %
|
||||||||
C ( 碳 )
|
Si ( 硅 )
|
Mn ( 锰 )
|
P ( 磷 )
|
S ( 硫 )
|
Ni ( 镍 )
|
Cr ( 铬 )
|
Mo ( 钼 )
|
其他
|
|
5Cr21Mo9Ni4N
|
0 . 48 ~ 0 . 58
|
≤ 0 . 35
|
8 . 00 ~ 10 . 00
|
≤ 0 . 040
|
≤ 0 . 030
|
3 . 25 ~ 4 . 50
|
20 . 00 ~ 22 . 00
|
|
N : 0 . 35 ~ 0 . 50
|
2Cr21Ni12N
|
0 . 15 ~ 0 . 28
|
0 . 75 ~ 1 . 25
|
1 . 00 ~ 1 . 60
|
≤ 0 . 035
|
≤ 0 . 030
|
10 . 50 ~ 12 . 50
|
20 . 00 ~ 22 . 00
|
|
N : 0 . 15 ~ 0 . 30
|
2Cr23Ni13
|
≤ 0 . 20
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
12 . 00 ~ 15 . 00
|
22 . 00 ~ 24 . 00
|
|
|
2Cr25Ni20
|
≤ 0 . 25
|
≤ 1 . 50
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
19 . 00 ~ 22 . 00
|
24 . 00 ~ 26 . 00
|
|
|
1Cr16Ni35
|
≤ 0 . 15
|
≤ 1 . 50
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
33 . 00 ~ 37 . 00
|
11 . 00 ~ 17 . 00
|
|
|
0Cr15Ni25
Ti2MoAlVB
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
24 . 00 ~ 27 . 00
|
13 . 50 ~ 16 . 00
|
1 . 00 ~ 1 . 50
|
V : 0 . 10 ~ 0 . 50
Ti : 1 . 90 ~ 2 . 35
Al :< 0 . 35
B : 0 . 001 ~ 0 . 10
|
0Cr18Ni9
|
≤ 0 . 07
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
8 . 00 ~ 11 . 00
|
17 . 00 ~ 19 . 00
|
|
|
0Cr23Ni13
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
12 . 00 ~ 15 . 00
|
22 . 00 ~ 24 . 00
|
|
|
0Cr25Ni20
|
≤ 0 . 08
|
≤ 1 . 50
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
19 . 00 ~ 22 . 00
|
24 . 00 ~ 26 . 00
|
|
|
0Cr17Ni12Mo2
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
10 . 00 ~ 14 . 00
|
10 . 00 ~ 18 . 00
|
2 . 00 ~ 3 . 00
|
|
4Cr14Ni14W2Mo
|
0 . 40 ~ 0 . 50
|
≤ 0 . 80
|
≤ 0 . 70
|
≤ 0 . 035
|
≤ 0 . 030
|
13 . 00 ~ 15 . 00
|
13 . 00 ~ 15 . 00
|
0 . 25 ~ 0 . 40
|
W : 2 . 00 ~ 2 . 75
|
3Cr18Mn12Si2N
|
0 . 22 ~ 0 . 30
|
1 . 40 ~ 2 . 20
|
10 . 50 ~ 12 . 50
|
≤ 0 . 060
|
≤ 0 . 030
|
|
17 . 00 ~ 19 . 00
|
|
N : 0 . 22 ~ 0 . 33
|
2Cr20Mn9Ni2Si2N
|
0 . 17 ~ 0 . 25
|
1 . 80 ~ 2 . 70
|
8 . 50 ~ 11 . 00
|
≤ 0 . 060
|
≤ 0 . 030
|
2 . 00 ~ 3 . 00
|
18 . 00 ~ 21 . 00
|
|
N : 0 . 20 ~ 0 . 30
|
0Cr19Ni13Mo3
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
11 . 00 ~ 15 . 00
|
18 . 00 ~ 20 . 00
|
3 . 00 ~ 4 . 00
|
|
1Cr18Ni9Ti ④
|
≤ 0 . 12
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
8 . 00 ~ 11 . 00
|
17 . 00 ~ 19 . 00
|
|
Ti : 5 × ( C% ~
0 . 02 ) ~ 0 . 08
|
0Cr18Ni10Ti
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
9 . 00 ~ 12 . 00
|
17 . 00 ~ 19 . 00
|
|
Ti :≥ 5 × C
|
0Cr18Ni11Nb
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
9 . 00 ~ 13 . 00
|
17 . 00 ~ 19 . 00
|
|
Nb ;≥ 10 × C
|
0Cr8Ni3Si4
|
≤ 0 . 08
|
3 . 00 ~ 5 . 00
|
≤ 2 . 00
|
≤ 0 . 035
|
≤ 0 . 030
|
11 . 50 ~ 15 . 00
|
15 . 00 ~ 20 . 00
|
|
|
1Cr20Ni14Si2
|
≤ 0 . 20
|
1 . 50 ~ 2 . 50
|
≤ 1 . 50
|
≤ 0 . 035
|
≤ 0 . 030
|
12 . 00 ~ 15 . 00
|
19 . 00 ~ 22 . 00
|
|
|
1Cr25Ni20Si2
|
≤ 0 . 20
|
1 . 50 ~ 2 . 50
|
≤ 1 . 50
|
≤ 0 . 035
|
≤ 0 . 030
|
18 . 00 ~ 21 . 00
|
24 . 00 ~ 27 . 00
|
|
|
铁素体型
牌号
|
化学成分 (质量分数 ), %
|
|||||||
C ( 碳 )
|
Si ( 硅 )
|
Mn ( 锰 )
|
P ( 磷 )
|
S ( 硫 )
|
Cr ( 铬 )
|
N ( 氮 )
|
其他
|
|
2Cr25N
|
≤ 0 . 20
|
≤ 1 . 00
|
≤ 1 . 50
|
≤ 0 . 40
|
≤ 0 . 030
|
23 . 00 ~ 27 . 00
|
≤ 0 . 25
|
|
0Cr13Al
|
≤ 0 . 08
|
≤ 1 . 00
|
≤ 1 . 00
|
≤ 0 . 040
|
≤ 0 . 030
|
11 . 50 ~ 14 . 50
|
|
Al : 0 . 10 ~ 0 . 30
|
00Cr12
|
≤ 0 . 030
|
≤ 1 . 00
|
≤ 1 . 00
|
≤ 0 . 040
|
≤ 0 . 030
|
11 . 00 ~ 13 . 00
|
|
|
1Cr17
|
≤ 0 . 12
|
≤ 0 . 75
|
≤ 1 . 00
|
≤ 0 . 040
|
≤ 0 . 030
|
16 . 00 ~ 18 . 00
|
|
|
马氏体型
牌号
|
化学成分 (质量分数 ), %
|
|||||||||
C ( 碳 )
|
Si ( 硅 )
|
Mn ( 锰 )
|
P ( 磷 )
|
S ( 硫 )
|
Ni ( 镍 )
|
Cr ( 铬 )
|
Mo ( 钼 )
|
V ( 钒 )
|
其他
|
|
1Cr5Mo
|
≤ 0 . 15
|
≤ 0 . 50
|
≤ 0 . 60
|
≤ 0 . 035
|
≤ 0 . 030
|
≤ 0 . 60
|
4 . 00 ~ 6 . 00
|
0 . 45 ~ 0 . 60
|
|
|
4Cr9Si2
|
|