What diameter is the Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube available in, and how do I choose the right size?

TIG filler rod diameter selection: match the rod diameter approximately to the base metal thickness. 1/16 in (1.6 mm) for thin sheet, 3/32 in (2.4 mm) for medium gauge, 1/8 in (3.2 mm) for heavy plate. Using a rod that is too large requires excessive heat to melt the rod and can cause overheating of thin base metal.

What shielding gas should I use with the Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube?

TIG welding shielding gas selection: use pure argon (99.995% purity) for most TIG applications including steel, stainless, aluminum, and titanium. Helium additions (25–75% He/Ar mix) increase heat input and travel speed for heavy section work and aluminum welding where higher deposition is needed. Never use CO2 or mixed gases designed for MIG welding in TIG torches.

What is the AWS classification of the Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube?

The Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube carries AWS ER409NB classification, confirming it meets the American Welding Society's chemical composition and mechanical property requirements for that filler metal category. The AWS classification appears on the rod tube label and verifies the rod's chemistry for code-compliance welding procedures (WPS/PQR).

Lincoln Electric ED035243 TIG Rod 3/32" – 10 lb

Q: What is the Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube used for?

TIG (GTAW) filler rods are used in the gas tungsten arc welding process, where the welder manually feeds the rod into the weld pool while maintaining the arc with the torch. TIG welding produces the highest quality, lowest spatter welds and is the process of choice for precision work on stainless, aluminum, titanium, and exotic alloys.

SKU: ED035243

$130.89 ~~$138.20~~

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LINCOLN® ER409Nb Tungsten Inert Gas Rod is a ferritic stainless steel rod designed for 409 and 409Ti base materials on automotive exhausts applications.

AWS / Classification: AWS A5.9: ER409Nb

Overview

Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

LINCOLN® ER409Nb is a ferritic stainless with additional niobium which improves corrosion resistance and promotes a ferritic micro-structure.

Features

A ferritic stainless steel welding wire
The addition of niobium improves corrosion resistance and promotes a ferritic micro-structure
For the best results, welding must be done in a low heat input procedure and is not recommended for multi-pass applications
Ink jet printing identification on entire length of electrode
Q2 Lot® - Certificate showing actual wire composition and calculated ferrite number (FN) available online

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.9ER409Nb
Classification	%C%Cr%Cu%Mn%Mo%N%Nb%Ni%P%S%Si
ER409Nb Requirement	0.08 max.10.5 - 13.50.75 max.0.8 max.0.50 max.Info. Only10xC - 0.750.6 max.0.04 max.0.03 max.1.0 max.
Typical Result	0.03-0.0411.4-11.70.02-0.060.60.01-0.040.02-0.040.45-0.530.30.020.003 max.0.6
LECO Diameter	3/32 in (2.4 mm)
LECO Package	(3) 10 lb Tube
Diameter (in)	3/32
Length (in)	36

Includes

(3) 10 lb Tube

Reviews

Q&A

Product Overview

Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

LINCOLN® ER409Nb is a ferritic stainless with additional niobium which improves corrosion resistance and promotes a ferritic micro-structure.

Features

A ferritic stainless steel welding wire
The addition of niobium improves corrosion resistance and promotes a ferritic micro-structure
For the best results, welding must be done in a low heat input procedure and is not recommended for multi-pass applications
Ink jet printing identification on entire length of electrode
Q2 Lot® - Certificate showing actual wire composition and calculated ferrite number (FN) available online

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.9ER409Nb
Classification	%C%Cr%Cu%Mn%Mo%N%Nb%Ni%P%S%Si
ER409Nb Requirement	0.08 max.10.5 - 13.50.75 max.0.8 max.0.50 max.Info. Only10xC - 0.750.6 max.0.04 max.0.03 max.1.0 max.
Typical Result	0.03-0.0411.4-11.70.02-0.060.60.01-0.040.02-0.040.45-0.530.30.020.003 max.0.6
LECO Diameter	3/32 in (2.4 mm)
LECO Package	(3) 10 lb Tube
Diameter (in)	3/32
Length (in)	36

Lincoln Electric ED035243 TIG Rod 3/32" – 10 lb

Product Overview

Lincoln ED035243 Lincoln ER409Nb TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

Features

Specifications

Product Reviews

Questions & Answers