Duplex Stainless Steels - Chemical Composition
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| European
Designation EN 10088-2 1995 |
Former
BS Standard |
American | European Designations chemical composition (% weight) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number | .Name | BS 1449-2 1983 nearest fit |
ASTM UNS nearest fit |
C | Si | Mn | P | S | N | Cr | Cu | Mo | Ni | Others |
| 1.4362* | X2 Cr Ni N 23-4* | - | S 39230 (replaces S 32304) |
0.03 | 1.00 | 2.00 | 0.035 | 0.015 | 0.05 - 0.20 | 22.00 - 24.00 | 0.10 - 0.60 | 0.10 - 0.60 | 3.50 - 6.50 | - |
| 1.4462 | X2 Cr Ni Mo N 22-5-3 | - | S 39209 (replaces S 31803) |
0.03 | 1.00 | 2.00 | 0.035 | 0.015 | 0.10 - 0.22 | 21.00 - 23.00 | - | 2.50 - 3.50 | 4.50 - 6.50 | - |
| Special grade | ||||||||||||||
| 1.4410* | X2 Cr Ni Mo N 25-7-4* | - | S 39275 (replaces S 32750) |
0.03 | 1.00 | 2.00 | 0.035 | 0.015 | 0.20 - 0.35 | 24.00 - 26.00 | - | 3.00 - 4.50 | 6.00 - 8.00 | - |
