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OK Autrod 2509

OK Autrod 2509

A continuous, solid, corrosion-resistant, “Super Duplex’’ wire for welding austenitic-ferritic, stainless alloys of the 25% Cr, 7% Ni, 4% Mo, low C types. OK Autrod 2509 has high intergranular-corrosion, pitting and stress-corrosion resistance. The alloy is widely used in applications in which corrosion resistance is of the utmost importance. The pulp and paper industry, offshore and gas industry are areas of interest.

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Typical Tensile Properties

As welded
Elongation Tensile Strength Yield Strength
30 % 121 ksi 95.5 ksi

Typical Charpy V-Notch Properties

As welded
Impact Value Testing Temperature
117 ft-lb 68 °F
95 ft-lb -40 °F

Typical Weld Metal Analysis %

0.4 %3.9 %0.01 %0.4 %9.4 %0.24 %25.2 %

Approvals: CE; EN 13479
Classifications: SFA/AWS A5.9; ER2594; EN ISO 14343-A; G 25 9 4 N L; Wire Electrode

Approvals are based on factory location. Please contact ESAB for more information.

Alloy Type: Austenitic-ferritic (25 % Cr - 10 % Ni - 4 % Mo - Low C)

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