Chemical Composition List For Special Austenitic Grades
Designation
Chemical composition % by mass max unless stated
UNS No
SAE No
AISI No / Common Name
C
Si
Mn
P
S
Cr
Mo
Ni
Others
N08020
–
20Cb-3
0.07
1.00
2.00
0.045
0.035
19.0/21.0
2.00/3.00
32.0/38.0
Cu 3.0/4.0; Nb 8xC / 1.00
N08024
–
20Mo-4
0.03
0.50
1.00
0.035
0.035
22.50/25.00
3.50/5.00
35.00/40.00
Cu 0.50/1.50; Nb+Ta 0.15/0.35
N08026
–
20Mo6
0.03
0.50
1.00
0.03
0.03
22.00/26.00
5.00/6.70
33.0/37.20
Cu 2.00/4.00; N 0.10/0.16
N08028
–
Sanicro28
0.030
1.0
2.50
0.030
0.030
26.0/28.0
3.0/4.0
30.0/34.0
Cu 0.6/1.4
N08366
–
AL-6X
0.035
1.00
2.00
0.040
0.030
20.00/22.00
6.00/7.00
23.50/25.50
–
N08367
–
AL-6XN
0.030
1.00
2.00
0.040
0.030
20.0/22.0
6.0/7.0
23.5/25.5
Cu 0.75; N 0.18/0.25
N08700
–
JS700
0.04
1.00
2.00
0.040
0.030
19.0/23.0
4.3/5.0
24.0/26.0
Cu 0.50; Nb 8xC / 0.40
N08904
–
904L
0.020
1.00
2.00
0.045
0.035
19.0/23.0
4.0/5.0
23.0/28.0
Cu 1.0/2.0
N08925
–
1925hMo
0.020
0.50
1.0
0.045
0.030
19.0/21.0
6.0/7.0
24.0/26.0
Cu 0.8/1.5; N 0.1/0.2
N08926
–
–
0.020
1.50
2.00
0.030
0.010
19.0/21.0
6.0/7.0
24.0/26.0
Cu 0.5/1.5; N 0.15/0.25
S30600
–
Cronifer 1815 LCSi
0.018
3.7/4.3
2.00
0.020
0.020
17.0/18.5
0.20
14.0/15.5
Cu 0.50
S30601
–
–
0.015
5.0/5.6
0.50/0.80
0.030
0.013
17.0/18.0
0.20
17.0/18.0
Cu 0.05; N 0.35
S31050
–
310MoLN
0.020
0.50
2.00
0.030
0.010
24.0/26.0
1.60/2.60
0.09/0.15
N 0.09/0.15
S31254
–
254SMO
0.020
0.80
1.00
0.030
0.010
19.5/20.5
6.0/6.5
17.5/18.5
Cu 0.50/1.00; N 0.18/0.22
S31266
–
–
0.030
1.00
2.0/4.0
0.035
0.020
23.0/25.0
5.2/6.2
21.0/24.0
Cu 1.00/2.50; N 0.35/0.60; W 1.50/2.50
S31277
–
–
0.020
0.50
3.00
0.030
0.010
20.5/23.0
6.5/8.0
26.0/28.0
Cu 0.5/1.50; N 0.30/0.40
S32050
–
–
0.030
1.00
1.50
0.035
0.020
22.0/24.0
6.0/6.8
20.0/23.0
Cu 0.40
S32615
–
–
0.07
4.8/6.0
2.00
0.045
0.030
16.5/19.5
0.30/1.50
19.0/22.0
Cu 1.50/2.50
S32654
–
654SMO
0.020
0.50
2.0/4.0
0.030
0.005
24.0/25.0
7.0/8.0
21.0/23.0
Cu 0.30/0.60; N 0.45/0.55
S34565
–
Nirosta 4565S
0.030
1.00
5.0/7.0
0.030
0.010
23.0/25.0
4.0/5.0
16.0/18.0
N 0.40/0.60; Nb 10x C / 1.00
S35135
–
–
0.08
0.60/1.00
1.00
0.045
0.015
20.0/25.0
4.0/4.8
30./38.0
Ti 0.40/1.00
S38100
–
XM-15 (18-18-2)
0.08
1.50/2.50
2.00
0.030
0.030
17.0/19.0
–
17.5/18.5
–
S38815
–
–
0.030
5.5/6.5
2.00
0.040
0.020
13.0/15.0
0.75/1.50
13.0/17.0
Cu 0.75/1.50; Al 0.30
Comments