What diameter is the Lincoln TG99093638 Techalloy 99 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 TG99093638 Techalloy 99 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 TG99093638 Techalloy 99 TIG GTAW Welding Rod, 3/32 in, 10 lb Tube?

The Lincoln TG99093638 Techalloy 99 TIG GTAW Welding Rod, 3/32 in, 10 lb Tube carries AWS ERNi-CI 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 TIG Rod 3/32" – 10 lb

Q: What is the Lincoln TG99093638 Techalloy 99 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: TG99093638

$338.04 ~~$374.90~~

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AWS / Classification: AWS ERNi-CI

Overview

Lincoln TG99093638 Techalloy 99 TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

TECHALLOY 99 is ideal for a preheat and inter-pass temperature of not less than 350°F (175°C) is required during welding on cast iron to minimize the potential for cracks. Welds produced are generally more machinable than a Tech-Rod 55 deposit.

Features

• Welds produced are generally more machinable than a Tech-Rod 55 deposit
• A preheat and inter-pass temperature of not less than 350°F (175°C) is required during welding on cast iron to minimize the potential for cracks
• Q2 Lot certificates showing actual wire composition available online
•

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.15ERNi-CI
Classification	%C%Cu%Fe%Mn%S%Si%Ni+Co
ERNi-CI Requirement	1.0 max.4.0 max.4.0 max.2.5 max.0.03 max.0.75 max.90 min.
Typical Result	0.0 max.0.01 max.0.10.01 max.0.003 max.0.15100
LECO Diameter	3/32 in (2.4 mm)
LECO Package	(3) 10 lb Tube
Diameter (in)	3/32
Length (in)	36

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Product Overview

Lincoln TG99093638 Techalloy 99 TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

Features

Specifications

Feature	Value
CONFORMANCES	SPECIFICATIONCLASSIFICATION
AWS	AWS A5.15ERNi-CI
Classification	%C%Cu%Fe%Mn%S%Si%Ni+Co
ERNi-CI Requirement	1.0 max.4.0 max.4.0 max.2.5 max.0.03 max.0.75 max.90 min.
Typical Result	0.0 max.0.01 max.0.10.01 max.0.003 max.0.15100
LECO Diameter	3/32 in (2.4 mm)
LECO Package	(3) 10 lb Tube
Diameter (in)	3/32
Length (in)	36

Lincoln Electric TIG Rod 3/32" – 10 lb

Features

Product Overview

Lincoln TG99093638 Techalloy 99 TIG GTAW Welding Rod, 3/32 in, 10 lb Tube

Features

Specifications

Product Reviews

Questions & Answers