ESt (Castarc) Arc-Welding Rods | McMaster-Carr

Filter by

System of Measurement

Diameter

Length

Shape

Material

OD

ID

Tolerance Rating

Thread Size

Shape Type

Hardness Rating

Width

Thickness

Color

Mechanical Finish

End Type

Hardness

Specifications Met

Flexibility

Performance

Fabrication

Wall Thickness

USMCA Qualifying

How can we improve?

47,215 Products

Most Likely Products

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Plastic

A lightweight alternative to metal and glass

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

All Results

Raw Materials

Steel

Strong, machinable, and weldable but lacks corrosion resistance

Plastic

A lightweight alternative to metal and glass

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Aluminum

Lightweight, easy to machine, and corrosion resistant in wet environments

Brass

More machinable than copper and bronze for making nuts, hinges, and locks

Copper

The most conductive of our metals, it excels in all types of electrical applications

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Bronze

With better wear resistance than copper and brass, it’s used for bearings, gears, and pump parts

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

Titanium

The most corrosion-resistant metal we offer, with very high strength relative to its weight

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Nickel

An upgrade from stainless steel that withstands harsh chemicals and acids at high temperatures

Graphite

Compressible or conductive for making high-temperature seals, furnace parts, and crucibles

Wood

Commonly used to build ramps, crates, and prototypes or to make repairs

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

Cobalt

Slides against other materials without wearing and sticking; resists impact and rapid temperature changes

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

Lead

A dense insulator often used to shield against radiation and absorb sound and vibration

Zinc

Draws corrosion away from nearby metal; an alternative to lead for sound barriers and vibration dampers

Molybdenum

Retains its shape and strength in extreme temperatures and conducts heat and electricity

Wax

Create seals and prototypes, lubricate tools, and polish equipment

Mica

An electrical insulator that resists high temperatures; use in circuit breakers and heating elements

Kevlar

Super tough for protection against prolonged wear and abrasion

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

Tin

Soft and malleable for forming gaskets and filters; also mixes with other metals to make solder

Leather

Durable and long lasting; often used for belting, lacing, and sealing applications

Niobium

Conductive, corrosion resistant, and strong, even at extremely high and low temperatures

Power Transmission

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Shafts

Transmit power, motion, and speed between machine components

Connecting Rods

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

Rod End Inserts

Rod End Inserts

Attach to rod ends to increase the amount of misalignment they can handle

Swivel Joints

Handle shaft misalignment where ball joint rod ends won’t fit; also known as spherical bearings

Ball Screws and Nuts

Ball Screws and Nuts

Internal ball bearings roll on screws for low friction when moving components at high speeds

Gas Spring End Fittings

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

Gear Stock

Machine your own gears to an exact face width and shaft diameter

Splines and Spline Bearings

Splines and Spline Bearings

Transmit rotary power or move loads along the length of splines

Ball Screw/Splines

Ball Screw/Splines

Transmit rotary power, move loads along the shaft, or do both at once

Lead and Ball Screw End Supports

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

Roller Screws and Nuts

Roller Screws and Nuts

More contact points to move heavier loads than ball and lead screw assemblies

Hydraulic Cylinder Mounts

Hydraulic Cylinder Mounts

Restrain cylinders and secure loads to the end of the rod

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

Chain and Belt Pulley Stock

Chain and Belt Pulley Stock

Machine your own timing belt pulleys to fit an exact width and shaft diameter

Fastening and Joining

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

Dowel Pin Stock

Dowel Pin Stock

Cut to the length you need for positioning and holding parts in place

Coupling Nuts

Connect and extend threaded rods

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

Single-End Studs

Single-End Studs

Use the unthreaded end as a pivot point, hinge, shaft, or locator pin

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Studs

Press, weld, or screw in place to add a threaded fastening point

TIG Welding Rods

TIG Welding Rods

Add extra metal while TIG welding to help flatten welds and hold workpieces together

TIG Welding Rod Feeders

TIG Welding Rod Feeders

Advance TIG rods for controlled welds

Stick Electrodes

Stick Electrodes

Flux coated for stability and speed when welding most metals

Hot Air Welding Rods

Hot Air Welding Rods

Melt with heat from a welder to create joints between pieces of plastic

Spot Welding Electrodes

Spot Welding Electrodes

Press onto the tips of spot welders to change the size and shape of the weld

Gas Welding Rods

Gas Welding Rods

Melt in extra metal while gas welding to help workpieces hold together

Brazing Alloys

Form stronger bonds between metal parts than solder without melting the base material

Magnets

Attract or repel metal objects to hang, secure, or position them

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Stirring Bars

Agitate liquid solutions in vials, tubes, flasks, and sealed containers

Stirring Bar Retrievers

Stirring Bar Retrievers

Fish stirring bars out of containers using the magnetic end

Mixer Shafts

Replace the shaft on mixers

Corrosion-Inhibiting Rods and Pads

Corrosion-Inhibiting Rods and Pads

Protect tanks, water heaters, and heat exchangers from rust; also known as sacrificial anodes

Magnetic Filters

Magnetic Filters

Pull metal and other magnetic contaminants out of lines

Magnetic Filter Rods

Magnetic Filter Rods

Replace individual rods in an existing filter or create a new one

Strainers

Install next to valves and pumps to catch debris in your line

Float Rods

Connect valve bodies and floats to build or repair a float valve

Fabricating and Machining

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

Magnetic Retrievers

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

Retrievers

Grab and pull objects out of hard-to-reach spots

Clamps

Hold workpieces securely in place

Magnetic Chip Collectors

Magnetic Chip Collectors

Attract steel chips to remove them from machinery, clothing, and the floor

Picks

Hold, separate, and position small parts such as wire and springs

Lathe Tool Blanks

Lathe Tool Blanks

Machine custom lathe tool bits

Sealing

Backer Rods

Insert into gaps before caulking to reduce how much sealant you need and improve adhesion

Electrical

Lightning Rods

Attract lightning strikes to safely redirect them from the tops of buildings to the ground

Grounding Rods

Link an electrical system to a ground

Grounding Clamps

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

Building and Machinery Hardware

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Weld-Together Framing and Fittings

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

Ceiling Tile Hanger Wire

Ceiling Tile Hanger Wire

Suspend drop ceiling grids from the ceiling above

Material Handling

Conveyor Guide Mounting Rods

Conveyor Guide Mounting Rods

Secure guides and other attachments to conveyors

Conveyor Belt Pulleys

Conveyor Belt Pulleys

Replace pulleys on conveyor belts or build new conveyor belts

Conveyor Accessory Mounts

Conveyor Accessory Mounts

Position guides or sensors to the exact spot needed for your conveyor

Lifting Magnets

Lifting Magnets

Lift, pull, and move metal sheets, plates, and parts with magnetic force

Facility and Grounds Maintenance

Shower Curtain Rods

Shower Curtain Rods

Hang shower curtains

Shower Curtain Rod Flanges

Shower Curtain Rod Flanges

Secure shower curtain rods to walls

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

Faucet Shut-Off Rods

Faucet Shut-Off Rods

Nudge the rod to turn water on and release to turn off without touching handles

Toilet Tank Replacement Parts

Toilet Tank Replacement Parts

Replace parts such as flappers, fill valves, and floats in your toilet tank

Measuring and Inspecting

Variance Indicator Extension Rods

Variance Indicator Extension Rods

Lengthen the reach of your variance indicator

Variance Indicator Holders

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

Variance Indicator Holder Bases

Variance Indicator Holder Bases

Attach to a holder post and clamp to hold variance indicators

Leveling Rods

Use with sight levels to estimate the distance between you and a given object

Inspection Mirrors

Inspection Mirrors

Reach around corners and obstructions to inspect hard-to-see areas

Containers, Storage, and Furniture

Garment Rods

Support clothes hangers

Shelf Brackets

Mount and support shelves

Welding Rod Carriers

Welding Rod Carriers

Store, protect, and organize TIG welding rods

Curtain Hooks

Hang curtains from rods

Lighting

Lamp Pipe

Connect lamp components and conceal wires when building or repairing lamps

Light Pipes

Concentrate and direct light from the bulb on a circuit board to a display

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)