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ESAB

OK Tigrod 2509

OK Tigrod 2509

Bare, corrosion-resistant, “Super Duplex’’ rods 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 where corrosion resistance is of the utmost importance. The pulp and paper industry, offshore and gas industry are areas of interest.

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Specifications


Typical Tensile Properties

As welded
Elongation Tensile Strength Yield Strength
37 % 835 MPa 660 MPa

Charpy V-Notch Properties

As welded
Impact Value Testing Temperature
200 J -20 °C
180 J -50 °C

Weld Metal Analysis

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

Classifications: EN ISO 14343-A, W 25 9 4 N L, SFA/AWS A5.9, ER2594

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