ER2209 Duplex Wire
Duplex stainless wire for 2205 duplex steel with high strength and pitting resistance.
Material overview
ER2209 Duplex Wire is included in the Stainless Steel Welding Consumables catalog. Duplex stainless wire for 2205 duplex steel with high strength and pitting resistance. Key characteristics for evaluation include Balanced austenite-ferrite, high strength, and good chloride and stress-corrosion resistance. Typical applications include Oil and gas, marine and subsea, chemical, desalination, and pulp and paper. The dataset currently includes 10 property records covering chemical composition and mechanical properties. Associated standards include A5.9, A5.4, and GB/T 17854, and product form records cover Solid Wire / GTAW-GMAW Wire and Covered Electrode. Final chemistry, mechanical properties, heat treatment, dimensions, inspection, and documentation must be confirmed against the applicable specification and mill certificate.
Key characteristics
- Balanced austenite-ferrite
- high strength
- good chloride and stress-corrosion resistance
Typical applications
- Oil and gas
- marine and subsea
- chemical
- desalination
- pulp and paper
Grade names and equivalents
Technical properties
Typical values are for reference only. Final chemistry, mechanical properties, heat treatment, dimensions, inspection, and documentation are confirmed against the applicable specification and MTC/COA before order acceptance.
Chemical composition
| Property | Value | Unit | Condition / standard |
|---|---|---|---|
| C | 0.03 max | wt% | Typical value |
| Cr | 22.0-23.0 | wt% | Typical value |
| Ni | 7.5-9.5 | wt% | Typical value |
| Mo | 2.5-3.5 | wt% | Typical value |
| N | 0.08-0.2 | wt% | Typical value |
| Mn | 0.5-2.0 | wt% | Typical value |
| Si | 0.9 max | wt% | Typical value |
Mechanical properties
| Property | Value | Unit | Condition / standard |
|---|---|---|---|
| Tensile strength | min 760 | MPa | As welded |
| Yield strength 0.2% | min 550 | MPa | As welded |
| Elongation | min 20 | % | As welded |
Standards and specifications
Forms, applications, and capabilities
Product forms
- Product form
- Product form
Industries
- Industry
- Industry
- Petrochemical & Chemical
- Industry
Capabilities
- Capability
- Capability
- Nondestructive & Laboratory Testing