OK Autrod 409Nb

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A ferritic stabilized stainless solid welding wire of 12% Cr and 0,4% Nb type. OK Autrod 409Nb is used for welding of similar steels in applications such as catalytic converters and mufflers.

Deposition Data

Current Deposition Rate Diameter Voltage Wire Feed Speed
80-190 A 1.1-3.1 kg/h (2-6 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 (5-9 lb/h) 1.2 mm (0.047 in.) 20-28 V 4.9-8.5 m/min (193-335 in./min)


Grade ER409Nb
Name SFA/AWS A5.9

Consumable Characteristics

Alloy Type Ferritic stainless (12 % Cr - 0.4 % Nb)

Typical Weld Metal Analysis %

Typical Wire Composition %
C Cr Cu Mn Mo Nb Ni Si
0.03 % 11.3 % 0.02 % 0.5 % 0.10 % 0.5 % 0.3 % 0.7 %

How to purchase OK Autrod 409Nb

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Part Numbers and Accessories

Part Numbers : OK Autrod 409Nb