OK Tigrod 2509
Bare corrosion resisting "Super Duplex" rods for welding of austenitic-ferritic stainless alloys of 25% Cr, 7% Ni , 4%Mo, low C types. OK Tigrod 2509 has high intergranular, pitting and stress corrosion resistance. The alloy is widely used in applications were corrosion resistance is of outmost importance. Pulp & paper industry, offshore and gas industry are areas of interest.
Typical Charpy V-Notch Properties
| as welded | ||||
Typical Tensile Properties
| Condition | Elongation | Tensile Strength | Yield Strength |
| As Welded | 37 % | 835 MPa (121 ksi) | 660 MPa (96 ksi) |
Classifications
| Grade | W 25 9 4 NL |
| Name | EN ISO 14343 |
Approvals
| Approvals |
UDT DIN 8556 VdTÜV 06593 (IT) |
| Approvals are based on factory location. Please contact ESAB for more information. |
Consumable Characteristics
| Alloy Type | Austenitic-ferritic (25 % Cr - 10 % Ni - 4 % Mo - Low C) |
| Shielding Gas | I1, I3, N2 (EN ISO 14175) |
Typical Weld Metal Analysis %
| C | Cr | Cu | Mn | Mo | Ni | Si | W |
| < 0.02 % | 25.0 % | < 0.3 % | 0.4 % | 4.0 % | 9.8 % | 0.4 % | < 1.0 % |
Part Numbers and Accessories
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