This site uses cookies and other tracking technologies to provide you with our services, enhance the performance and functionality of our services, analyze the use of our products and services, and assist with our advertising and marketing efforts.

Cookie Policy   Privacy Notice

Previous Next


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.

Add to shopping list


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

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)