Product Datasheet of AWS Class E2209T1-4 Duplex Stainless Steel Flux cored wire (FCAW)
Product Overview:
E2209 flux cored wire is designed for welding duplex stainless steels. It offers excellent corrosion resistance, high strength, and good weldability. This wire is suitable for applications that require a balance of strength and toughness along with resistance to pitting and stress corrosion cracking.
Specifications :
- Standard Compliance: AWS A5.22/ASME SFA 5.22: E2209T1-1/4 | E2209T0-1/4
- EN ISO 17633-A : T 22 9 3 N L P C/M 2 EN ISO 17633-A : T 22 9 3 N L P C/M 2
- Available Forms:
- Diameter: 1.2mm, 1.6mm (consult supplier for additional sizes)
- Packaging: Spools of various weights
- Shielding Gas: 75-80% Ar + 20-25% CO2, or 100% CO2
Chemical Composition (%):
| Element | Min | Max |
|---|---|---|
| Carbon (C) | 0.02 | 0.04 |
| Manganese (Mn) | 0.50 | 2.00 |
| Silicon (Si) | 0.50 | 1.00 |
| Phosphorus (P) | 0.00x | 0.03 |
| Sulfur (S) | 0.00 | 0.02 |
| Chromium (Cr) | 21.0 | 23.5 |
| Nickel (Ni) | 8.5 | 10.5 |
| Molybdenum (Mo) | 2.5 | 3.5 |
| Copper (Cu) | 0.00 | 0.75 |
| Nitrogen (N) | 0.08 | 0.20 |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 750 - 900 MPa |
| Yield Strength | ≥ 500 MPa |
| Elongation | ≥ 25% |
| Impact Toughness (Charpy V) | ≥ 50 J (at -40°C) |
| Hardness (HB) | 250 - 300 HB |
| Ferrite Content | 25-35% (as welded) |
Applications :
- Oil and Gas Industry: Piping systems, pressure vessels, and offshore structures.
- Chemical and Petrochemical Plants: Equipment exposed to corrosive chemicals.
- Marine Environments: Shipbuilding and repair, especially for parts in contact with seawater.
- Pulp and Paper Industry: Equipment subjected to corrosive chemicals and high temperatures.
- Power Generation: Components in nuclear and fossil fuel power plants requiring high strength and corrosion resistance.
- Structural Components: Applications requiring high strength and corrosion resistance, such as bridges and buildings
Storage and Handling
- Storage:
- Store in a dry, enclosed environment.
- Keep away from moisture and contaminants.
- Maintain original packaging until use to protect from contamination.
- Handling:
- Handle with clean gloves to avoid contamination.
- Avoid physical damage to the wire during handling and installation.
- Pre-welding:
- Ensure the workpiece is clean and free from oil, grease, and other contaminants.
- Use a suitable cleaning solvent if necessary.
- Welding:
- Follow recommended welding parameters and techniques.
- Use appropriate shielding gas as specified.
- Ensure proper ventilation in the welding area to avoid inhaling fumes.
- Post-welding:
- Inspect welds for defects and ensure they meet required specifications.
- Perform any necessary post-weld heat treatment as specified for the application.
Manufacturers/Brands and their Product/Trade Name:
| Brand | Product Name | |
|---|---|---|
| ESAB / Exaton | Exaton E2209T1-4/1 | |
| BOHLER | FOXcore 2209-T0/ FOXcore 2209-T1 / FOXcore 2209-T1 HD | |
| Lincoln | Supercore™ 2205P | |
| Daiko | E2209T0-4 / E2209T1-4 | |
| Welding Alloys | WA TUB SS 2209 | |
| WB Alloys | WB62293L / WB62293LP |
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