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ESAB

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 % 121 ksi 96 ksi

Typical Charpy V-Notch Properties

As welded
Impact Value Testing Temperature
147.5 ft-lb -76 °F
133 ft-lb -58 °F

Typical Weld Metal Analysis %

MnMoCuCSiWNiCr
0.4 %4.0 %< 0.3 %< 0.02 %0.4 %< 1.0 %9.8 %25.0 %

Approvals: UDT DIN 8556, VdTÜV 06593 (IT)
Classifications: EN ISO 14343, W 25 9 4 NL

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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