 Stainless Steel Chart
Compositions of Common Stainless Steel Grades
Maximum weight % unless a range or minimum is shown
Types:
| S-A |
= |
Austenitic |
| S-F |
= |
Ferritic |
| S-M |
= |
Martensitic |
| S-D |
= |
Duplex |
| S-M-PH |
= |
Martensitic,
Precipitation Hardenable |
| S-A-PH |
= |
Austenitic,
Precipitation Hardenable |
 |
304 |
304L |
316 |
316L |
| Type |
S-A |
S-A |
S-A |
S-A |
| C |
0.08 |
0.03 |
0.08 |
0.03 |
| Mn |
2.00 |
2.00 |
2.00 |
2.00 |
| P |
0.045 |
0.045 |
0.045 |
0.045 |
| S |
0.030 |
0.030 |
0.030 |
0.030 |
| Si |
1.00 |
1.00 |
1.00 |
1.00 |
| Ni |
8.00-10.50 |
8.00-12.00 |
10.00-14.00 |
10.00-14.00 |
| Cr |
18.00-20.00 |
18.00-20.00 |
16.00-18.00 |
16.00-18.00 |
| Mo |
- |
- |
2.00-3.00 |
2.00-3.00 |
| V |
- |
- |
- |
- |
| Cu |
- |
- |
- |
- |
| Other |
- |
- |
- |
- |
| Source |
SAE J405 JAN89 |
SAE
J405 JAN89 |
SAE J405 JAN89 |
SAE
J405 JAN89 |
|
317 |
321 |
347 |
403 |
| Type |
S-A |
S-A |
S-A |
S-M |
| C |
0.08 |
0.08 |
0.08 |
0.15 |
| Mn |
2.00 |
2.00 |
2.00 |
1.00 |
| P |
0.045 |
0.045 |
0.045 |
0.040 |
| S |
0.030 |
0.030 |
0.030 |
0.030 |
| Si |
1.00 |
1.00 |
1.00 |
0.50 |
| Ni |
11.00-15.00 |
9.00-12.00 |
9.00-13.00 |
- |
| Cr |
18.00-20.00 |
17.00-19.00 |
17.00-19.00 |
11.50-13.00 |
| Mo |
3.00-4.00 |
- |
- |
- |
| V |
- |
- |
- |
- |
| Cu |
- |
- |
- |
- |
| Other |
- |
Ti,
5xC min. |
Cb-Ta, 10xC min. |
- |
| Source |
SAE J405 JAN89 |
SAE
J405 JAN89 |
SAE J405 JAN89 |
SAE
J405 JAN89 |
|
405 |
410 |
416 |
420 |
| Type |
S-F |
S-M |
S-M |
S-M |
| C |
0.08 |
0.15 |
0.15 |
0.15
min. |
| Mn |
1.00 |
1.00 |
1.25 |
1.00 |
| P |
0.040 |
0.040 |
0.06 |
0.040 |
| S |
0.030 |
0.030 |
0.15 min. |
0.030 |
| Si |
1.00 |
1.00 |
1.00 |
1.00 |
| Ni |
- |
- |
- |
- |
| Cr |
11.50-14.50 |
11.50-13.50 |
12.00-14.00 |
12.00-14.00 |
| Mo |
- |
- |
0.6 |
- |
| V |
- |
- |
Zr 0.60 max. |
- |
| Cu |
- |
- |
- |
- |
| Other |
Al, 0.10-0.30 |
- |
- |
- |
| Source |
SAE J405 JAN89 |
SAE
J405 JAN89 |
SAE J405 JAN89 |
SAE
J405 JAN89 |
|
431 |
440A |
440C |
Duplex
2205 |
| Type |
S-M |
S-M |
S-M |
S-D |
| C |
0.20 |
0.60-0.75 |
0.95-1.20 |
0.030 |
| Mn |
1.00 |
1.00 |
1.00 |
2.00 |
| P |
0.040 |
0.040 |
0.040 |
0.030 |
| S |
0.030 |
0.030 |
0.030 |
0.020 |
| Si |
1.00 |
1.00 |
1.00 |
1.00 |
| Ni |
1.25-2.50 |
- |
- |
4.50-6.50 |
| Cr |
15.00-17.00 |
16.00-18.00 |
16.00-18.00 |
22.0-23.0 |
| Mo |
- |
0.75 |
0.75 |
3.00-3.50 |
| V |
- |
- |
- |
- |
| Cu |
- |
- |
- |
- |
| Other |
- |
- |
- |
N,
0.14-0.20 |
| Source |
SAE J405 JAN89 |
SAE
J405 JAN89 |
SAE J405 JAN89 |
UNS
S32205 |
|
13-8 Mo
PH |
15-5 PH |
17-4 PH |
254 SMO® |
| Type |
S-M-PH |
S-M-PH |
S-M-PH |
S-A |
| C |
0.05 |
0.07 |
0.07 |
0.020 |
| Mn |
0.10 |
1.00 |
1.00 |
1.00 |
| P |
0.008 |
0.040 |
0.040 |
0.030 |
| S |
0.010 |
0.030 |
0.030 |
0.010 |
| Si |
0.10 |
1.00 |
1.00 |
0.80 |
| Ni |
7.50-8.50 |
3.50-5.50 |
3.00-5.00 |
17.50-18.50 |
| Cr |
12.25-13.25 |
14.00-15.50 |
15.0-17.5 |
19.50-20.50 |
| Mo |
2.00-2.50 |
- |
- |
6.00-6.50 |
| V |
- |
- |
- |
- |
| Cu |
- |
2.50-4.50 |
3.00-5.00 |
0.50-1.00 |
| Other |
Al, 0.90-1.35 (1) |
Cb,
0.15-0.45 |
Cb, 0.15-0.45 |
N,
0.180-0.220 |
| Source |
UNS S13889 |
UNS
S15500 |
UNS S17400 |
UNS
S31254 |
|
Nitronic
50 |
Nitronic
60 |
Ferralium® 255 |
A286 |
| Type |
S-A |
S-A |
S-D |
S-A-PH |
| C |
0.06 |
0.10 |
0.04 |
0.08 |
| Mn |
4.00-6.00 |
7.00-9.00 |
1.5 |
2.00 |
| P |
0.040 |
0.040 |
0.04 |
0.025 |
| S |
0.030 |
0.030 |
0.030 |
0.025 |
| Si |
1.00 |
3.50-4.50 |
1.00 |
1.00 |
| Ni |
11.50-13.50 |
8.00-9.00 |
4.50-6.50 |
24.00-27.00 |
| Cr |
20.50-23.50 |
16.00-18.00 |
24.0-27.0 |
13.50-16.00 |
| Mo |
1.50-3.00 |
- |
2.9-3.9 |
1.00-1.50 |
| V |
0.10-0.30 |
- |
- |
0.10-0.50 |
| Cu |
- |
- |
1.50-2.50 |
- |
| Other |
Cb, 0.10-0.30; N,
0.20-0.40 |
N,
0.08-0.18 |
N, 0.10-0.25 |
Ti,
1.90-2.35; B, 0.003-0.010; Co, 1.00; Al, 0.35 |
| Source |
UNS S20910 |
UNS
S21800 |
UNS S32550 |
AMS
5525G |
(1) See specification for additional residual element
requirements
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Disclaimer: Although the
information set forth herein is believed to be correct,
Scot Forge makes no recommendation, or offers no warranty
of any kind with respect to the subject matter or
its accuracy. Scot Forge specifically disclaims all
warranties, expressed, implied, or otherwise, including
without limitation, all warranties of merchantability,
fitness, or suitability for a particular purpose or
application.
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