Chemical Composition of Stainless Steel:-

 

Grade
C (Max)
Mn (Max)
P (Max)
S (Max)
Si (Max)
Cr
Ni
Mo
Nitrogen (Max)
Cu/ Others
201
0.15
5.50/7.50
0.06
0.030
1.0
16.0/18.0
3.5/5.5
–
–
n-25 max
202
0.15
7.50/10.0
0.06
0.030.
1.0
17.0/19.0
4.0/6.0
–
–
n-25 max
JS- 203
0.08
9.2510.25
0.070
0.030
0.75
14.25 – 15.25
2.25 – 2.75
–
–
1.60- 2.0
301
0.15
2.00
0.045
0.030
1.00
16.00 – 18.00
6.00 – 8.00
–
0.10
–
301M
0.10
4.55.5
0.060
0.030
0.75
14.50 – 15.50
6.0 – 7.0
–
–
1.70- 1.90
304
0.08
2.00
0.045
0.030
0.75
18.00 – 20.00
8.00- 10.50
–
0.10
–
304L
0.030
2.00
0.045
0.030
0.75
18.00 – 20.00
8.00- 12.00
–
0.10
–
309s
0.08
2.0
0.045
0.030
1.0
22.0/24.0
12.0/15.0
310
0.25
2.0
0.045
0.030
1.50
24.0/26.0
19.0/22.0
310S
0.08
2.00
0.045
0.030
1.50
24.00- 26.00
19.00 – 22.00
–
–
–
316
0.08
2.00
0.045
0.030
0.75
16.00 – 18.00
10.00 – 14.00
2.00 – 3.00
0.10
–
316L
0.030
2.00
0.045
0.030
0.75
16.00 – 18.00
10.00 – 14.00
2.00 – 3.00
0.10
–
317
0.08
2.00
0.045
0.030
0.75
18.00 – 20.00
11.00 – 14.00
3.00 – 4.00
0.10
–
317L
0.030
2.00
0.045
0.030
0.75
18.00 – 20.00
11.00 – 15.00
3.00 – 4.00
0.10
–
321
0.08
2.00
0.045
0.030
0.75
17.00 – 19.00
9.00 – 12.00
–
0.10
Ti5 ( C + N ) Min or 0.70 max
347
0.08
2.00
0.045
0.030
0.75
17.00 – 19.00
9.00 – 13.00
–
–
Cb= 10x ( C Min ) or 1.00 Max
409
0.08
1.00
0.040
0.010
1.00
10.50 – 11.75
0.50
–
–
Ti= 6x (C+ N ) Min or 0.70 Max
409M
0.03
0.81.2
0.030
0.030
0.40.75
11.00- 12.00
1.5 max.
–
–
Ti= 6x (C) Min or 0.70 Max
410S
0.08
1.00
0.040
0.030
1.00
11.50- 13.50
0.60
–
–
–
410
0.15
1.00
0.040
0.030
1.00
11.50- 13.50
0.75
–
–
–
420
0.35
0.50
0.035
0.015
0.50
12.00 – 13.00
0.20.3
–
–
–
440A
0.60/0.70
1.0
0.040
0.030
1.0
16.0/18.0
–
–
–
–
440B
0.75,0.95
1.0
0.040
0.030
1.0
16.0/18.0
–
–
–
–
440C
0.95, 1.2
1.0
0.040
0.030
1.0
16.0/18.0
–
–
–
–
430
0.12
1.00
0.040
0.030
1.00
16.00 – 18.00
0.75
–
–
–
JSL AUS
0.08
7.08.0
0.070
0.030
0.75
15.50 – 16.50
4.25 – 4.75
–
–
0.9 – 1.10
904L
0.02
2.00
0.030
0.045
1.00
19.0-23.0
23.0-28.0
–
–
23.0-28.0
2205
0.03
2.00
0.030
0.020
1.00
21.0-23.0
4.5-6.5
4.5-6.5
2207
0.030
1.20
0.035
0.020
0.30
24.0-26.0
6.0-8.0
–
–
6.0-8.0
* Thickness of 1.27mm & below will have elongation of 20% min.