Duplex 2205 Stainless Steel
Duplex stainless with about twice the yield strength of 316L and excellent resistance to chloride stress-corrosion cracking.
Chemical composition of Duplex 2205 (%)
| C | Mn | Si | P | S | Cr | Ni | Mo | N |
|---|---|---|---|---|---|---|---|---|
| 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 4.5 – 6.5 | 3.0 – 3.5 | 0.14 – 0.20 |
Mechanical properties
| Tensile strength (min) | 655 MPa |
|---|---|
| Yield strength 0.2% (min) | 450 MPa |
| Elongation (min) | 25% |
| Hardness (max) | 293 HB max |
| Density | 7.8 g/cm³ |
Equivalent grades
| ASTM / AISI | UNS | EN / W.Nr. | DIN | JIS |
|---|---|---|---|---|
| Duplex 2205 | S32205 / S31803 | 1.4462 | X2CrNiMoN22-5-3 | SUS 329J3L |
Applications of Duplex 2205
- Oil and gas piping
- Desalination plants
- Chemical tankers and tanks
- Pressure vessels
- Heat exchangers
Our advice
Higher strength lets designers use thinner walls, which can offset the higher price per kg.
Values are typical ASTM A240 limits for flat products and are for guidance only. Always refer to the mill test certificate supplied with the material.
Duplex 2205 — FAQs
What is the chemical composition of Duplex 2205?
Duplex 2205 contains C 0.030 max%, Mn 2.00 max%, Si 1.00 max%, P 0.030 max%, S 0.020 max%, Cr 22.0 – 23.0%, Ni 4.5 – 6.5%, Mo 3.0 – 3.5%, N 0.14 – 0.20% (typical ASTM A240 limits).
What is the equivalent of Duplex 2205?
Duplex 2205 is UNS S32205 / S31803, EN 1.4462 (X2CrNiMoN22-5-3) and SUS 329J3L in the Japanese standard.
What is the density of Duplex 2205?
The density of Duplex 2205 is about 7.8 g/cm³ (7800 kg/m³).
Where can I buy Duplex 2205 in Vadodara?
Sagar Sales Corporation supplies Duplex 2205 plate, pipe, flanges in Vadodara with mill test certificates. Contact us for today's rate.
Get today's Duplex 2205 rate
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