Welding Fillers | McMaster-Carr

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600 Products

TIG Welding Rods

TIG Welding Rods for Stainless Steel

Fast-Deposit TIG Welding Rods for Stainless Steel

Make welds quickly with these fast-melting rods.

TIG Welding Rods for Steel

High-Strength TIG Welding Rods for Steel

These rods create stronger welds than standard TIG welding rods for steel.

Fast-Deposit TIG Welding Rods for Steel

Make welds quickly with these fast-melting rods.

TIG Welding Rods for Aluminum

High-Strength TIG Welding Rods for Aluminum

These rods create stronger welds than standard TIG welding rods for aluminum.

TIG Welding Rods for Joining Copper to Steel

TIG Welding Rods for Joining Dissimilar Metals

TIG Welding Rods for Joining Dissimilar Steels

TIG Welding Rods for Titanium

TIG Welding Rods for Cast Iron

Tungsten Electrodes

Ready-to-Use Easy-Start Tungsten Electrodes

These electrodes come with a 20° angle on both ends.

Easy-Start Tungsten Electrodes

Grind these electrodes to your exact specifications.

Tungsten Electrodes

Grind these electrodes to your exact specifications.

Ready-to-Use Tungsten Electrodes

These electrodes come with a 20° angle on both ends.

Ready-to-Use Long-Life Tungsten Electrodes

These electrodes come with a 20° angle on both ends.

Long-Life Tungsten Electrodes

Grind these electrodes to your exact specifications.

Tungsten Electrodes for Aluminum and Magnesium

Grind these electrodes to your exact specifications.

Ready-to-Use Tungsten Electrodes
for Aluminum and Magnesium

These electrodes come with a 20° angle on both ends.

Stick Electrodes

Stick Electrodes for Stainless Steel

Stick Electrodes for Steel

Stick Electrodes for
Inspection-Quality Welds on Steel

These electrodes are low hydrogen for X-ray quality welds.

Stick Electrodes for AC Power Source
for Inspection-Quality Welds on Steel

These electrodes are designed for optimum performance when used with an AC power source.

Stick Electrodes for Steel Pipe Welding

Increased-Penetration Fast-Deposit
Stick Electrodes for Steel

These electrodes penetrate deeper into the base material for higher-quality welds than standard fast-deposit stick electrodes for steel.

Fast-Deposit Stick Electrodes for Steel

Make welds quickly with these fast-melting electrodes.

Stick Electrodes for Vertical and
Overhead Welding on Steel

Stick Electrodes for Aluminum

These E4043 electrodes are for aluminum 3003, 3004, 5052, 6061, and 6063.

Stick Electrodes for Joining Cast
Iron to Steel and Stainless Steel

Made of 85% pure nickel, these electrodes join cast iron to itself, and to mild steel and stainless steel.

Stick Electrodes for
Nonmachinable Welds on Cast Iron

These nickel-free electrodes make nonmachinable welds.

Wear-Resistant Stick Electrodes
for Steel and Stainless Steel

Increase the wear resistance of your base metal, or restore a worn-down surface with these electrodes.

Stick Electrodes for Joining
Dissimilar Irons and Steels

Join gray iron, ductile iron, malleable iron, and alloy cast iron to themselves, and to each other.

Stick Electrodes for Joining Dissimilar
Steels and Stainless Steels

Stick Electrodes for Copper

These electrodes are commonly used for metallic carbon arc welding of brass, bronze, and copper to themselves, and to mild steel, stainless steel, and cast iron.

Stick Electrodes for Cutting and Chamfering

These electrodes have a flux coating that produces good stability, speed, and performance when cutting and chamfering steel and cast iron.

Carbon-Gouging Electrodes

These electrodes cut as well as gouge aluminum, copper, stainless steel, and steel.

Stick Electrode Holders

Stub-Grip Stick Electrode Holders

For less waste, these holders grasp the electrode close to the end.

Big-Grip Stick Electrode Holders

These holders offer more hand clearance than standard stick electrode holders.

Stick Electrode Holders

These holders have fully insulated bodies.

Carbon-Gouging Electrode Holders

Speed up weld removal, edge preparation, gouging, and repairs when you use a holder with your carbon-gouging electrodes.

Stick Electrode Carriers

Protect your stick electrodes during transport.

Plastic Welding Rods

Plastic Welding Rods for Polyethylene

Plastic Welding Rods for Polycarbonate

Plastic Welding Rods for Polypropylene

Plastic Welding Rods for CPVC

Plastic Welding Rods for ABS

Plastic Welding Rods for PVC

Gas Welding Rods

High-Strength Gas Welding Rods for Steel

These rods make stronger welds than standard gas welding rods for steel.

Gas Welding Rods for Steel

Brazing Alloys

Brazing Alloys for Joining Aluminum to Copper

Brazing Alloy Assortments

Start brazing with this assortment that includes alloy without cadmium for joining dissimilar metals, alloy without cadmium for copper and copper alloys, and a jar of flux.

Brazing Alloys without Cadmium

Use these cadmium-free alloys with most metals in general purpose applications.

Flux-Coated Brazing Alloys without Cadmium

No need to add flux—these alloys have it built in.

Brazing Alloys with Cadmium

Use these alloys with most metals in general purpose applications.

Corrosion-Resistant Brazing Alloys with Cadmium

Corrosion-Resistant Brazing Alloys without Cadmium

Use these alloys for 300 series stainless steel.

High-Strength Brazing Alloys with Cadmium

These alloys create stronger bonds than standard brazing alloys.

Brazing Alloys for Furnace Brazing

Gap-Filling Brazing Alloys

These alloys melt into thicker liquid than standard brazing alloys, which allows them to fill larger gaps.

High-Strength Brazing Alloys without Cadmium

These cadmium-free alloys create stronger bonds than standard brazing alloys.

Brazing Alloys for Tight Gaps

When melted, these alloys form a thin liquid that easily flows into smaller gaps than standard gap-filling brazing alloys.

Flux-Coated High-Strength
Brazing Alloys without Cadmium

No need to add flux—these alloys have it built in.

Brazing Alloys for Aluminum

High-Strength Brazing Alloys for Copper

These alloys create stronger bonds than standard brazing alloys for copper.

High-Strength Brazing Rings for Copper

Join copper tubing and tube fittings with a stronger bond than standard brazing rings for copper.

Brazing Alloys for Copper

Use these alloys for general purpose applications.

Gap-Filling Brazing Alloys for Copper

These alloys melt into thicker liquid than standard brazing alloys for copper, which allows them to fill larger gaps.

Brazing Alloys without Cadmium
for Carbide Tool Inserts

Also known as trimetal brazing strips, these alloys have silver with nickel alloy sides and a copper core.

Brazing Alloys with Cadmium for Carbide Tool Inserts

These alloys are also known as trimetal brazing strips. They have silver with nickel alloy sides and a copper core.

TIG Welding Rods

TIG Welding Rods for Stainless Steel

Fast-Deposit TIG Welding Rods for Stainless Steel

TIG Welding Rods for Steel

High-Strength TIG Welding Rods for Steel

Fast-Deposit TIG Welding Rods for Steel

TIG Welding Rods for Aluminum

High-Strength TIG Welding Rods for Aluminum

TIG Welding Rods for Joining Copper to Steel

TIG Welding Rods for Joining Dissimilar Metals

TIG Welding Rods for Joining Dissimilar Steels

TIG Welding Rods for Titanium

TIG Welding Rods for Cast Iron

Tungsten Electrodes

Ready-to-Use Easy-Start Tungsten Electrodes

Easy-Start Tungsten Electrodes

Tungsten Electrodes

Ready-to-Use Tungsten Electrodes

Ready-to-Use Long-Life Tungsten Electrodes

Long-Life Tungsten Electrodes

Tungsten Electrodes for Aluminum and Magnesium

Ready-to-Use Tungsten Electrodesfor Aluminum and Magnesium

Stick Electrodes

Stick Electrodes for Stainless Steel

Stick Electrodes for Steel

Stick Electrodes forInspection-Quality Welds on Steel

Stick Electrodes for AC Power Sourcefor Inspection-Quality Welds on Steel

Stick Electrodes for Steel Pipe Welding

Increased-Penetration Fast-DepositStick Electrodes for Steel

Fast-Deposit Stick Electrodes for Steel

Stick Electrodes for Vertical andOverhead Welding on Steel

Stick Electrodes for Aluminum

Stick Electrodes for Joining CastIron to Steel and Stainless Steel

Stick Electrodes forNonmachinable Welds on Cast Iron

Wear-Resistant Stick Electrodesfor Steel and Stainless Steel

Stick Electrodes for JoiningDissimilar Irons and Steels

Stick Electrodes for Joining DissimilarSteels and Stainless Steels

Stick Electrodes for Copper

Stick Electrodes for Cutting and Chamfering

Stick Electrodes for Cutting and Chamfering

Carbon-Gouging Electrodes

Carbon-Gouging Electrodes

Stick Electrode Holders

Stub-Grip Stick Electrode Holders

Big-Grip Stick Electrode Holders

Stick Electrode Holders

Carbon-Gouging Electrode Holders

Stick Electrode Carriers

Stick Electrode Carriers

Plastic Welding Rods

Plastic Welding Rods for Polyethylene

Plastic Welding Rods for Polycarbonate

Plastic Welding Rods for Polypropylene

Plastic Welding Rods for CPVC

Plastic Welding Rods for ABS

Plastic Welding Rods for PVC

Gas Welding Rods

High-Strength Gas Welding Rods for Steel

Gas Welding Rods for Steel

Brazing Alloys

Brazing Alloys for Joining Aluminum to Copper

Brazing Alloy Assortments

Brazing Alloys without Cadmium

Flux-Coated Brazing Alloys without Cadmium

Brazing Alloys with Cadmium

Corrosion-Resistant Brazing Alloys with Cadmium

Corrosion-Resistant Brazing Alloys without Cadmium

High-Strength Brazing Alloys with Cadmium

Brazing Alloys for Furnace Brazing

Gap-Filling Brazing Alloys

High-Strength Brazing Alloys without Cadmium

Brazing Alloys for Tight Gaps

Flux-Coated High-StrengthBrazing Alloys without Cadmium

Brazing Alloys for Aluminum

High-Strength Brazing Alloys for Copper

High-Strength Brazing Rings for Copper

Brazing Alloys for Copper

Gap-Filling Brazing Alloys for Copper

Brazing Alloys without Cadmiumfor Carbide Tool Inserts

Brazing Alloys with Cadmium for Carbide Tool Inserts

Ready-to-Use Tungsten Electrodes
for Aluminum and Magnesium

Stick Electrodes for
Inspection-Quality Welds on Steel

Stick Electrodes for AC Power Source
for Inspection-Quality Welds on Steel

Increased-Penetration Fast-Deposit
Stick Electrodes for Steel

Stick Electrodes for Vertical and
Overhead Welding on Steel

Stick Electrodes for Joining Cast
Iron to Steel and Stainless Steel

Stick Electrodes for
Nonmachinable Welds on Cast Iron

Wear-Resistant Stick Electrodes
for Steel and Stainless Steel

Stick Electrodes for Joining
Dissimilar Irons and Steels

Stick Electrodes for Joining Dissimilar
Steels and Stainless Steels

Flux-Coated High-Strength
Brazing Alloys without Cadmium

Brazing Alloys without Cadmium
for Carbide Tool Inserts