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Chemical composition of important stainless steel grades

In the table below we give you an overview of the chemical composition of important stainless steel grades. This table is also available as a pdf file in our download section.

In addition, we also offer technical data sheets for various materials from our product range. You can find an overview of the corresponding data sheets by clicking on the link below.

Material
EN-KN
EN Nm
GKI
C
Si
Mn
P
S
N
Cr
Cu
Mo
Ni
Ti
Son
AISI
Download
1.4003
X2CrNi12
10088-3
Ferrit
≤ 0,03
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
≤ 0,03
10,5 - 12,5
-
-
0,30 - 1,00
-
-
-
https://www.agst.de/4003
1.4006
X12Cr13
10088-3
Martensit
0,08 - 0,15
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
-
11,5 - 13,5
-
-
≤ 0,75
-
-
410
1.4016
X6Cr17
10088-3
Ferrit
≤ 0,08
≤ 1,00
≤ 1,00
≤ 0,04
≤ 0,03
-
16,0 - 18,0
-
-
-
-
-
430
https://www.agst.de/4016
1.4021
X20Cr13
10088-3
Martensit
0,16 - 0,25
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
-
12,0 - 14,0
-
-
-
-
-
420A
https://www.agst.de/4021
1.4028
X30Cr13
10088-3
Martensit
0,26 - 0,35
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
-
12,0 - 14,0
-
-
-
-
-
420F
1.4034
X46Cr13
10088-3
Martensit
0,43 - 0,50
≤ 1,00
≤ 1,00
≤ 0,04
≤ 0,03
-
12,5 - 14,5
-
-
-
-
-
420C
https://www.agst.de/4034
1.4057
X17CrNi16-2
10088-3
Martensit
0,12 - 0,22
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
-
15,0 - 17,0
-
-
1,50 - 2,50
-
-
431
https://www.agst.de/4057
1.4104
X14CrMoS17
10088-3
Martensit
0,10 - 0,17
≤ 1,00
≤ 1,50
≤ 0,04
0,15 - 0,35
-
15,5 - 17,5
-
0,20 - 0,60
-
-
-
430F
https://www.agst.de/4104
1.4113
X6CrMo17-1
10088-3
Ferrit
≤ 0,08
≤ 1,00
≤ 1,00
≤ 0,04
≤ 0,03
-
16,0 - 18,0
-
0,90 - 1,40
-
-
-
434
1.4122
X39CrMo17-1
10088-3
Martensit
0,33 - 0,45
≤ 1,00
≤ 1,50
≤ 0,04
≤ 0,03
-
15,5 - 17,5
-
0,80 - 1,30
≤ 1,00
-
-
-
https://www.agst.de/4122
1.4301
X5CrNi18-10
10088-3
Austenit
≤ 0,07
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
17,5 - 19,5
-
-
8,0 - 10,5
-
-
304
https://www.agst.de/4301
1.4303
X4CrNi18-12
10088-3
Austenit
≤ 0,06
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
17,0 - 19,0
-
-
11,0 - 13,0
-
-
305
https://www.agst.de/4303
1.4305
X8CrNiS18-9
10088-3
Austenit
≤ 0,10
≤ 1,00
≤ 2,00
≤ 0,045
0,15 - 0,35
≤ 0,10
17,0 - 19,0
≤ 1,00
-
8,0 - 10,0
-
-
303
https://www.agst.de/4305
1.4306
X2CrNi19-11
10088-3
Austenit
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
18,0 - 20,0
-
-
10,0 - 12,0
-
-
304L
1.4307
X2CrNi18-9
10088-3
Austenit
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
17,5 - 19,5
-
-
8,0 - 10,5
-
-
304L
https://www.agst.de/4307
1.4310
X10CrNi18-8
ISO 6931-1
Austenit
0,05 - 0,15
≤ 2,00
≤ 2,00
≤ 0,045
≤ 0,015
≤ 0,10
16,0 - 19,0
-
≤ 0,80
6,0 - 9,5
-
-
302
https://www.agst.de/4310
1.4362
X2CrNiN23-4
10088-3
Duplex
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,015
0,05 - 0,20
22,0 - 24,0
0,10 - 0,60
0,10 - 0,60
3,5 - 5,5
-
-
S32304
https://www.agst.de/4362
1.4401
X5CrNiMo17-12-2
10088-3
Austenit
≤ 0,07
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
16,5 - 18,5
-
2,00 - 2,50
10,0 - 13,0
-
-
316
https://www.agst.de/4401
1.4404
X2CrNiMo17-12-2
10088-3
Austenit
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
16,5 - 18,5
-
2,00 - 2,50
10,0 - 13,0
-
-
316L
https://www.agst.de/4404
1.4435
X2CrNiMo18-14-3
10088-3
Austenit
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
17,0 - 19,0
-
2,50 - 3,00
12,5 - 15,0
-
-
316L
1.4462
X2CrNiMoN22-5-3
10088-3
Duplex
≤ 0,03
≤ 1,00
≤ 2,00
≤ 0,035
≤ 0,015
0,10 - 0,22
21,0 - 23,0
-
2,50 - 3,50
4,5 - 6,5
-
-
318LN
https://www.agst.de/4462
1.4509
X2CrTiNb18
10088-3
Ferrit
≤ 0,03
≤ 1,00
≤ 1,00
≤ 0,04
≤ 0,015
-
17,5 - 18,5
-
-
-
0,10 - 0,60
ȹ
441
1.4511
X3CrNb17
10088-3
Ferrit
≤ 0,05
≤ 1,00
≤ 1,00
≤ 0,04
≤ 0,03
-
16,0 - 18,0
-
-
-
ɸ
430Nb
1.4512
X2CrTi12
10088
Ferrit
≤ 0,030
≤ 1,00
≤ 1,00
≤ 0,045
≤ 0,03
-
10,5 -12,5
-
-
-
[6 x (C + N)] - 0,65 [◊]
-
409
https://www.agst.de/4512
1.4520
X2CrTi17
10088-3
Ferrit
≤ 0,025
≤ 0,50
≤ 0,50
≤ 0,04
≤ 0,015
≤ 0,015
16,0 - 18,0
-
-
-
0,30 - 0,60
-
430Ti
1.4529
X1NiCrMoCuN25-20-7
10088-3
Austenit
≤ 0,02
≤ 0,50
≤ 1,00
≤ 0,03
≤ 0,01
0,15 - 0,25
19,0 - 21,0
0,50 - 1,50
6,0 - 7,0
24,0 - 26,0
-
-
926
1.4541
X6CrNiTi18-10
10088-3
Austenit
≤ 0,08
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
-
17,0 - 19,0
-
-
9,0 - 12,0
5 x C - 0,70
-
321
https://www.agst.de/4541
1.4567
X3CrNiCu18-9-4
10088-3
Austenit
≤ 0,04
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
≤ 0,10
17,0 - 19,0
3,0 - 4,0
-
8,5 - 10,5
-
-
304Cu
https://www.agst.de/4567
1.4568
X7CrNiAl17-7
10088-3
Martensit
≤ 0,09
≤ 0,70
≤ 1,00
≤ 0,04
≤ 0,015
-
16,0 - 18,0
-
-
6,5 - 7,8
-
ʊ
631
1.4571
X6CrNiMoTi17-12-2
10088-3
Austenit
≤ 0,08
≤ 1,00
≤ 2,00
≤ 0,045
≤ 0,03
-
16,5 - 18,5
-
2,00 - 2,50
10,5 - 13,5
5 x C - 0,70
-
316Ti
https://www.agst.de/4571
1.4578
X3CrNiCuMo17-11-3-2
10088-3
Austenit
≤ 0,04
≤ 1,00
≤ 1,00
≤ 0,045
≤ 0,015
≤ 0,10
16,5 - 17,5
3,0 - 3,5
2,00 - 2,50
10,0 - 11,0
-
-
316LCu
1.4597
X8CrMnCuN17-8-3
10088-3
Austenit
≤ 0,10
≤ 2,00
6,50 - 9,0
≤ 0,04
≤ 0,03
0,10 - 0,30
15,0 - 18,0
2,0 - 3,5
≤ 1,00
≤ 3
-
-
204 Cu
https://www.agst.de/4597
1.4828
X15CrNiSi20-12
10095
Austenit
≤ 0,20
1,50 - 2,00
≤ 2,00
≤ 0,045
≤ 0,015
≤ 0,10
19,0 - 21,0
-
-
11,0 - 13,0
-
-
309 (ca.)
1.4841
X15CrNiSi25-21
10095
Austenit
≤ 0,20
1,50 - 2,50
≤ 2,00
≤ 0,045
≤ 0,015
≤ 0,10
24,0 - 26,0
-
-
19,0 - 22,0
-
-
314 (ca.)
https://www.agst.de/4841
1.4845
X8CrNi25-21
10095
Austenit
≤ 0,10
≤ 1,50
≤ 2,00
≤ 0,045
≤ 0,015
≤ 0,10
24,0 - 26,0
-
-
19,0 - 22,0
-
-
310 S (ca.)
https://www.agst.de/4845
1.4980
X6NiCrTiMoVB25-15-2
10269
Austenit
0,03 - 0,08
≤ 1,00
1,00 - 2,00
≤ 0,025
≤ 0,015
-
13,5 - 16,0
-
1,00 - 1,50
24,0 - 27,0
1,90 - 2,30
Ϙ
286
204 Cu
-
-
Austinit
≤ 0,10
≤ 2,00
6,50 - 9,0
≤ 0,07
≤ 0,03
0,10 - 0,30
15,0 - 18,0
1,5 - 3,5
≤ 1,00
≤ 3
-
-
204Cu

Explanation of the symbols

ȹ at 1.4509 = Nb: [(3 x C) + 0,30] - 1,00
ɸ at 1.4511 = Nb: 12xC - 1,00

at 1.4512 = Stabilisation can be achieved by using titanium, niobium and/or zirconium
ʊ at 1.4568 = Al: 0,70 - 1,50
ϙ at 1.4980 = Al: ≤ 0,35 B: 0,003-0,01 V: 0,10-0,50

Explanation of the abbreviations

EN-KN = Short name of the European standard (EN)

EN Nm = European standard (EN)

Gkl = Microstructure class / Microstructure classification

C = Carbon

Si = Silicon

Mn = Manganese

P = Phosphorus

S = Sulphur

N = Nitrogen

Cr = Chromium

Cu = Copper

Mo = Molybdenum

Ni = Nickel

Ti = Titanium

Son = Other

AISI = In accordance with the AISI standard

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