ESAB

OK Autrod 2509

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A continous solid corrosion resisting "Super Duplex" wire for welding of austenitic-ferritic stainless alloys of 25% Cr, 7% Ni, 4% Mo, low C types. OK Autrod 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.

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Typical Charpy V-Notch Properties

as welded

Typical Tensile Properties

ConditionElongationTensile Strength Yield Strength
As Welded30 %832 MPa (121 ksi)659 MPa (96 ksi)

Deposition Data

Current Deposition Rate Diameter Voltage Wire Feed Speed
80-190 A 1.1-3.1 kg/h (2.4-6.8 lb/h) 1.0 mm (0.040 in.) 16-24 V 2.9-8.4 m/min (114-331 in./min)
180-280 A 2.6-4.5 kg/h (5.7-9.9 lb/h) 1.2 mm (0.047 in.) 20-28 V 4.9-8.5 m/min (193-335 in./min)

Classifications

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

Approvals

Approvals CE EN 13479
NAKS/HAKC 1.0 mm
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 M12, M13 (EN ISO 14175)

Typical Weld Metal Analysis %

Typical Wire Composition %
C Cr FN WRC-92 Mn Mo N Ni PRE Si
0.01 % 25.2 % 50 % 0.4 % 3.9 % 0.24 % 9.4 % 42 % 0.4 %
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Part Numbers and Accessories

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Part Numbers : OK Autrod 2509
1688109820 Find a distributor
168810982H Find a distributor
1688104600 Find a distributor
1688129820 Find a distributor
168812982H Find a distributor
1688169820 Find a distributor

ESAB EQUIPMENT WARRANTIES ARE VALID ONLY WHEN PURCHASED THROUGH AN ESAB AUTHORIZED DEALERSHIP.

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