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Description
| Chemical Composition (wt %, max unless range given) | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni | Mo | N |
| <=0.030 | <=2.00 | <=0.030 | <=0.020 | <=1.00 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 |
| Mechanical Properties (annealed tube) | ||||
|---|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Hardness | PREN |
| >=620 MPa | >=450 MPa | >=25 % | <=290 HB | >=34 |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 7.80 g/cm3 | 1385-1443 °C | 13.0 μm/m·°C | 19.0 W/m·°C | 200 GPa |
2205 Duplex Stainless Steel Bar
Nitrogen‑alloyed duplex stainless steel bar with roughly 50/50 ferrite and austenite; yield strength about 2× austenitic grades; excellent resistance to chloride stress corrosion for marine propeller shafts.
| Chemical Composition (wt %, max unless range given) | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni | Mo | N |
| <=0.030 | <=2.00 | <=0.030 | <=0.020 | <=1.00 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 |
| Mechanical Properties (annealed tube) | ||||
|---|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Hardness | PREN |
| >=620 MPa | >=450 MPa | >=25 % | <=290 HB | >=34 |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 7.80 g/cm3 | 1385-1443 °C | 13.0 μm/m·°C | 19.0 W/m·°C | 200 GPa |
