Stainless SteelSheet/Plate
Overview
2205 is a typical duplex stainless steel whose microstructure consists of approximately 50% austenite + 50% ferrite, combining the advantages of both phases. It is the most widely used duplex stainless steel, offering an exceptional balance of corrosion resistance and strength.
Description (English)
2205 is a typical duplex stainless steel whose microstructure consists of approximately 50% austenite + 50% ferrite, combining the advantages of both phases. It is the most widely used duplex stainless steel, offering an exceptional balance of corrosion resistance and strength.
Size Range
- thickness:0.5 – 6.0 mm
- width:1,000 – 3,200 mm
- Length: 2,000 – 12,000 mm
Grade Specification
| System | Value |
|---|---|
| 🇪🇺 EN | 1.4462 (X2CrNiMoN22-5-3) |
| 🇺🇸 UNS | S32205 / S31803 |
| 🇯🇵 JIS | SUS329J3L |
| 🇨🇳 GB | 022Cr22Ni5Mo3N (S22253) |
| AFNOR | Z2CND22-05Az |
Chemical Composition
| Element | Value |
|---|---|
| Cr | 22.0 – 23.0 |
| Ni | 4.5 – 6.5 |
| Mo | 3.0 – 3.5 |
| N | 0.14 – 0.20 |
| C | ≤ 0.030 |
| Mn | ≤ 2.00 |
| Si | ≤ 1.00 |
| P | ≤ 0.030 |
| S | ≤ 0.020 |
Mechanical Properties
| productCenter.property | Value |
|---|---|
| Tensile Strength Rm | ≥ 620 MPa |
| Yield Strength Rp0.2 | ≥ 450 MPa |
| Elongation A (50mm) | ≥ 25% |
| Hardness | ≤ 290 HB |
Physical Properties
| Property | Unit | Value |
|---|---|---|
| Density | g/cm³ | 7.80 g/cm³ |
| Melting Range | °C | 1,420 – 1,465 °C |
| Modulus of Elasticity | GPa | 200 GPa |
| Shear Modulus | - | 77 GPa |
Applications
- Oil & Gas / Petrochemical
- Marine Engineering
- Pulp & Paper
- Food & Pharmaceutical
- Water treatment
- Construction
- Power Generation
- Transportation