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How to Strike an Arc with Stick Welding: Step-by-Step Guide

NH
Nicholas Harper · Oct 14, 2026 · 47 min read
Table of Contents

There is a specific kind of frustration that only stick welders understand: you clamp the electrode, touch it to the steel, and absolutely nothing happens. You tap again. Nothing. You tap harder and now the electrode is welded to the workpiece like glue. Somewhere between those two outcomes is the one-second window where a good arc actually starts — and for years, most beginners never get told that the trick is not strength, it is angle, motion, and timing.

Why Striking an Arc Is the First Skill You Have to Own

There is a frustration only stick welders understand: you clamp the electrode, touch it to the steel, and nothing happens. You tap again. Nothing. You tap harder and now the electrode is welded to the workpiece like glue. Somewhere between those two outcomes is the one-second window where a good arc actually starts, and most beginners are never told the trick is not strength. It is angle, motion, and timing.

That fear of wasting a rod runs deeper than people admit. A stick electrode is not free, so a beginner with a brand new machine and a box of 3/32 inch rods treats every failed tap like a personal defeat. They lean on the holder and press hard. Sometimes it works. More often the rod welds to the plate and has to be chiseled free, which teaches nothing except frustration.

What “striking an arc” actually means

Here is the whole definition in one sentence: striking an arc means touching the electrode to the workpiece and immediately pulling it back a hair, roughly 1/16 inch, so current jumps the small gap and the arc ignites.

That gap matters more than beginners expect. The current has to complete a circuit: from the machine, through the ground clamp, into the workpiece, across the joint, and back up through the electrode and holder. Firm contact leaves no gap and no arc. The instant you lift a fraction of an inch, the ionized gas between tip and steel becomes conductive and the arc lights. Pull back too little and you get a stubby, cold arc. Too much and you get a long, loud, spitting arc with no heat where you want it. The 1/16 inch gap is the target, and you find it by feel.

The two methods, and what happens when the start goes wrong

There are two reliable ways to start an arc, and this guide covers both in detail:

  • Tap-and-pull (also called stabbing): swing the electrode forward, touch the steel, then pull straight back the moment you feel contact. This is the fastest method and the one most experienced welders return to permanently.
  • Scratch-and-drag: touch down, drag the electrode along the surface to scratch a small groove, then sweep back into that groove to ignite the arc. It works well on rusty or scale-covered steel where a clean strike point is hard to find.

You will also learn how to recover when the start goes wrong, including the hot start, which means plunging the electrode back into an existing puddle and pulling out of it to restart a broken arc without leaving a cold crater at the joint.

Why good starts make better welds

A clean arc start gives you a focused, stable heat source, and a focused heat source gives you a cleaner puddle you can actually see and control. That means less spatter, easier filler placement, and a bead that stays where you put it instead of wandering off the joint.

There is a second, less obvious benefit. Once you can start an arc on demand, restarting mid-weld stops being a crisis. Lose the arc halfway across a joint and you simply re-strike and continue. That single ability changes how willing you are to attempt a real weld at all.

Quick Note: In shop training rooms, roughly 90% of the frustration beginners report about stick welding traces back to arc-start technique rather than to a machine fault, a bad electrode, or the wrong settings. Before blaming your welder, run twenty more deliberate starts on a scrap plate with the machine settings unchanged.

Striking an arc is the single highest-leverage 30 minutes of practice in the entire hobby. Thirty focused minutes of start-and-hold repetitions will do more for your weld quality than a month of lazy, distracted tacking. It is also the only step that happens on every single weld you will ever make.

Gear comes before the first strike

One more thing before you fire up the machine. OSHA requires that helmets or hand shields are worn during all arc welding operations (29 CFR 1910.252(b)(2)). This is not a formality you can defer. Arc light contains intense visible and ultraviolet radiation that can burn your eyes and skin in a fraction of a second, and the flash reaches bystanders just the same. Get the helmet, gloves, jacket, and ventilation in place before the first strike, not after something goes wrong.

A full safety section waits later in this guide, covering fume exposure, fire prevention, and electrical safety. For now: gear first, then arc.

If you are still putting the fundamentals together, work through the advantages of stick welding to see where SMAW earns its place, then read our all-position welding rod guide to pick an electrode that suits your machine. And if you want the safety briefing in full before you light anything, our welding safety guide covers what to wear and what to check.

Now let’s get into the part that makes it click: what is physically happening in the gap.

What Striking an Arc Actually Is: The Physics in Plain English

Everything that happens the instant you strike an arc comes down to four things: the circuit you just closed, the kind of machine feeding it, the polarity you chose, and the length of the gap you left. Get those four straight and stick welding stops feeling like guesswork.

The Circuit: Four Pieces and a Loop

Current only flows in a loop, and an arc welder is no different. Trace it:

  1. The work clamp attaches to your workpiece, the steel you are joining.
  2. The ground lead runs from that clamp back to the machine.
  3. The electrode holder grips the electrode, the consumable rod that becomes filler metal.
  4. The arc jumps the gap between the electrode tip and the steel, closing the loop.

That tiny gap is the whole trick. The electrode is neither glued to the workpiece nor forced into it. You touch, separate by a hair, and the ionized air between the two conductors becomes a conductive path. Leave a gap of roughly 1/16 inch and the arc ignites on its own. That is “striking an arc” in one sentence: touching the electrode to the workpiece and pulling it away just enough to open that tiny gap.

Quick Note: The arc is the only part of the circuit that is deliberately open, and the only part that is bright, hot, and electrically live. Everything else is plumbing.

Constant Current vs. Constant Voltage

Here is where beginner manuals confuse people. MIG and TIG machines are constant-voltage machines. Voltage is set on the dial and held no matter what you do to the arc length. That suits a wire feed gun, where the wire physically touches the work and arc length self-adjusts.

Stick welding wants the opposite: a constant-current machine. You set amperage, and the machine watches the arc. When the arc gets longer, resistance rises, current tries to drop, and the welder pushes voltage up to hold amperage where you set it. Shorten the arc and the machine pulls voltage back down.

This is why a stick machine forgives a wandering hand. Arc length changes constantly as you move, and the machine absorbs it so heat into the puddle stays consistent. It is also why a stick welder will not run a MIG gun: the gun needs a fixed voltage, and the stick machine keeps refusing one. For a process comparison, why SMAW still wins covers where stick genuinely outshines the alternatives.

Polarity: Who Gets the Heat

Polarity decides which end of the circuit is positive, and it controls where the heat lands.

  • DCEN (electrode negative, work positive) puts more heat into the workpiece. Deeper penetration, and the arc strikes at a lower amperage because less energy burns at the electrode tip. This is the go-to polarity for E7018 low-hydrogen electrodes and most production work.
  • DCEP (electrode positive, work negative) pushes more heat onto the electrode itself. More forgiving for a beginner starting on an E6013, which strikes easily at low amperage and tolerates a sloppy first touch.

Get polarity backwards for the electrode in your hand and the arc will be sluggish, spattery, or impossible to start cleanly. Checking the polarity switch before you light off takes five seconds and saves an afternoon.

Arc Length Controls Voltage, and Voltage Controls Heat

Arc length and voltage move together. A longer arc means a bigger gap of ionized air, which means higher voltage, more total heat, and a wider, weaker bead. Too long and you get spatter, a wandering arc, and poor penetration. Too short and the electrode tip swells, touches the puddle, and sticks.

That relationship is why constant-current machines exist. Your arc length wobbles, the machine compensates, heat stays predictable. You are not managing amperage while you weld. You are managing arc length, and amperage takes care of itself.

Why Electrode Holders Are Insulated

OSHA caps open-circuit voltage at 80 volts for manual AC arc welding and 100 volts for manual DC arc welding and cutting under 29 CFR 1910.254(b)(3). That is the voltage at the electrode tip with the circuit open, enough to cause a serious shock or a cardiac event.

That limit is why electrode holders have insulated handles, and why you never hold a bare electrode with your gloved hand to test it. You hold the holder, or nothing. No part of striking an arc involves bare fingers.

Short Note: Listen to your arc. A healthy arc sounds like a steady frying-bacon hiss. A cold, low-amperage arc pops and spits, and it will keep sputtering instead of laying down a bead. If you hear popping, check your amperage first.

None of this needs a physics background, just four dials and one habit: touch, pull back a hair, and let the arc find its own length. With that mental model in place, the technique section becomes obvious.

Before You Strike: Machine Settings, Electrode Choice, and Joint Prep

Most “I can’t start an arc” complaints are setup problems, not arc-start problems. The machine is on the wrong setting, the clamp is attached to a painted surface, the rod is damp, or the helmet shade is wrong so the welder simply can’t see the joint. Get the bench right and the strike becomes almost boring. Get it wrong and you will burn through a box of rods wondering what you did wrong. Work through this checklist in order.

1. Choose the Right Machine

Stick welding needs a constant-current (CC) machine: a stick welder or a multi-process unit switched into SMAW mode. A constant-voltage MIG/TIG machine will not run a stick electrode properly, so confirm yours has an SMAW mode before you blame your technique. There are solid reasons for the process, and why SMAW still wins in a lot of shops and garages.

On a CC machine the amperage dial sets current directly, and the machine adjusts voltage to hold that current as arc length changes. That is why a cheap inverter with hot start is far easier to learn on than a pile of old transformer boxes. Hot start briefly boosts current the instant the electrode touches the work, so the arc establishes instead of freezing and sticking. If your machine has it, turn it on for your first month of practice.

2. Set Amperage for the Rod in Your Hand

Match the dial to the electrode diameter and type. These are published operating ranges and starting points rather than rules: plate thickness, joint design, welding position, and your own technique will move you up or down inside the range.

Electrode Diameter Typical operating range
E6013 1/16 in 25–80 A
E6013 3/32 in 60–130 A
E6013 1/8 in 75–150 A
E7018 3/32 in 70–150 A
E7018 1/8 in 100–200 A
E7018 5/32 in 90–150 A

Rule of thumb: if you are on the edge of the range, you are probably on the wrong rod for the job rather than on a bad setting.

3. Know What the Classification Tells You

Those four or five characters are a code, and decoding them takes ten seconds. E means electrode. 60 or 70 is the tensile strength class in thousands of psi: E6013 is rated at 60,000 psi and E7018 at 70,000 psi. The next digit describes the electrode type. 1 means a free-welding, all-position electrode, which is why the 6013 is a good first rod and why an all-position welding rod guide is worth reading before you buy a box.

  • 3 means a low-hydrogen potassium-type electrode (the E6013 family).
  • 8 means a low-hydrogen iron-powder electrode (the E7018 family).

The governing specification for covered electrodes is AWS A5.1, and the AWS education and certification resources cover electrode selection and procedure development if you want the formal version. On alloy or higher-strength steels, alloy steel welding electrode selection changes the picture again.

4. Keep E7018 Rods Dry

This is the single most misunderstood rule in stick welding. The coating on a low-hydrogen E7018 contains moisture-drying compounds, and once it absorbs water the rod will spit, crack, and lay down a porous, dirty bead. Moisture in E7018 electrodes is a leading cause of porosity and popping on the start. Store unopened boxes sealed and dry, keep opened rods in a rod oven or heated cabinet if you have one, and use a sealed plastic tube with desiccant if you do not. If your rods hiss in the holder, feel soft, or the coating flakes, they are wet. Throw them out.

5. Clamp the Work Correctly

Clamp directly to the workpiece, as close to the joint as practical, and scrape the contact area until it is bare, shiny metal. Never clamp onto paint, grease, oil, or rust. OSHA 1910.254(d)(2) requires the work lead to be firmly attached to the work and requires magnetic work clamps to be freed of adherent spatter on their contact surfaces before operations begin. Spatter under a clamp is an insulating layer, and it is the classic reason a machine that “worked yesterday” arcs weakly today. Clean the jaw of your clamp the same way you clean the work.

6. Prep the Joint

Grind or wire-brush the joint area to remove rust, mill scale, paint, and oil. Any of those left on the surface will spit when the arc touches them and can stall a cold start. For plate thicker than about a quarter inch, a V-groove gives the arc somewhere to go and lets you control penetration: bevel the edges roughly 30 degrees and leave a root gap of about 1/8 inch. Two minutes with a grinder removes most arc-start headaches.

7. Check Stickout and the Holder

Leave about 1/2 to 3/4 inch of electrode sticking out past the holder jaw, and make sure the rod is not touching the jaw itself. Too little stickout gives the arc a short, unstable path, and a rod dragging against the holder wastes heat and can cause erratic starts.

8. Do the Helmet Shade Check

Per OSHA 1910.252(b)(2)(ii)(H), recommended filter lens shades for shielded metal-arc welding are:

  • Shade 10 for 1/16 to 5/32 inch electrodes
  • Shade 12 for 3/16, 7/32, and 1/4 inch electrodes
  • Shade 14 for 5/16 and 3/8 inch electrodes

Confirm your lens is marked for compliance with ANSI Z87.1 before you rely on it. An auto-darkening helmet lets you start at shade 13 or 14 and switch down for thin rod, which removes the temptation to skip the check.

Quick Note: The 60-Second Pre-Strike Check

Machine in stick mode, amperage set for the rod in hand, hot start enabled, polarity confirmed, ground clamp on bare metal near the joint, joint ground clean, rod seated with 1/2 to 3/4 inch stickout, helmet down on shade 10 or 12. Tick those off and the arc is going to behave, which means any failure from here is a technique issue you can actually fix.

The Two Ways to Start an Arc: Tap-and-Pull vs. Scratch-and-Drag

Every stick welding arc you will ever start comes down to one of two motions. The tap-and-pull method is what most welders learn first: swing the electrode down, tap the steel, then snap it back a hair to break the circuit and light the arc. The scratch-and-drag method is the older, scrappier approach: touch the rod to the plate, drag it along the surface to scratch through the oxide, then sweep back into the groove to strike. Neither wins every situation, and plenty of experienced welders use both in the same afternoon.

The difference matters because a bad start costs more than two seconds. It sets the tone for the entire bead. A cold, sluggish start produces a wide, ragged crater at the joint, throws spatter, and gives you a puddle you cannot control. Get the start right and the rest of the weld practically welds itself. If you are still choosing rods and machines, our all-position welding rod guide covers which coatings are worth learning on first.

Method 1: Tap-and-Pull (Also Called Stabbing)

This is the default for a reason. It gives you a short, controllable gap, which means less spatter and a puddle you can actually see. Before you strike, set the electrode at a drag angle of 10 to 20 degrees off vertical, roughly a 70 to 80 degree angle relative to the work surface. That tilt is what pulls the electrode forward into the puddle as you weld.

  1. Position the electrode. Hold the holder with a relaxed grip, arm roughly straight, and bring the electrode tip within a few inches of the joint corner. Keep your eyes on the tip, not the arc.
  2. Swing down, do not jab. Bring the electrode down to the work in a short, controlled swing. A stabbing thrust drives the tip into the steel and you will simply bury it.
  3. Feel the contact, then pull back immediately. The instant the tip touches, pull it back roughly a fraction of an inch, about 1/16 inch, and the arc ignites. A light flick of the wrist does this faster than you think.
  4. If nothing happens, lift and re-tap. Do not press harder. A failed tap with no contact change just means you need another swing.
  5. Move to the joint. If you started slightly off the joint line, travel to the corner immediately and settle into your bead.

Method 2: Scratch-and-Drag

Scratch-starting feels intuitive because you have seen it on television: the rod touches the plate, skids along, then pops an arc. On heavy scale or rusty stock, the scratch cuts through the oxide film and gives the arc a clean path to the metal.

  1. Touch the electrode to the work just beside the joint, in a clean spot.
  2. Drag the electrode forward about an inch, scoring a shallow groove through scale and rust.
  3. Sweep back into the groove and the arc strikes as you break the surface film.
  4. Move to the joint corner at once. This is where most failed scratch-starts go wrong. Leave the arc burning on that groove and you are welding a crater onto a piece of scrap, not filling a joint.

Quick Note: Plenty of experienced stick welders never really leave the tap method. It is the most repeatable motion in the whole process, and on a hot start or a broken arc you can restart instantly without hunting for a scratch surface. Learn both, then decide which one is your default.

Factor Tap-and-Pull Scratch-and-Drag
Best electrode E6013 (easy striking, forgiving) E7018 (low-hydrogen, iron powder coating)
On dirty or rusty steel Better, if the spot is brushed clean Strong, since the scratch cuts through scale
Speed Fastest once practiced Slower, two motions instead of one
Ease of learning Moderate, needs a steady wrist Easy at first, hard to place accurately
Common failure Electrode sticks to the work Cold start, crater in the wrong spot

Why Scratch Starts Often Go Cold

On a scratch start, the electrode is still moving before the arc has fully established. That drag tends to blow the arc out, leaves the tip cold, and gives you a sluggish, wide arc that spatters and risks porosity. A tap-and-pull gives the machine a clean, stationary contact point, so the arc ignites in the center of the puddle where you want it. This is also why the case for stick welding in general keeps coming back to practice and repeatable mechanics rather than feel alone.

Hot Starting: The Move That Saves a Broken Weld

A hot start is a restart technique. When the arc breaks mid-bead, you plunge the electrode down into the existing molten puddle, make contact, then pull back to relight. Because the puddle is already hot and liquid, the arc reignites instantly and the metal flows together instead of cooling and starting over. This is what prevents the cold-start crater, a wide, oxidized, often unfilled depression at the beginning of a joint that weakens the start of the weld and is exactly what a quality inspector will flag.

Hot starting is also the best defense against the freezing arc and the spitting, wandering arc covered in the troubleshooting section. If you want the reliability of a practiced restart before you have earned it, use a machine with a built-in hot start feature, or keep an E7018 handy in your rod selection plan for the joints that demand it.

Note: Never strike an arc on a gas cylinder. OSHA’s welding and cutting standard states plainly that any practice such as tapping an electrode against a cylinder to strike an arc is prohibited under 1910.253(b)(5)(ii)(J). It damages the cylinder, and it is a serious hazard near compressed gas. Always strike on the work or on a dedicated scrap coupon.

Step-by-Step: A Reliable Arc Strike Every Time

With your prep out of the way, it’s time for the most finicky part: striking the arc. Rather than rushing it, run through these steps in order. Slow and deliberate will always beat fast and forceful here.

1. Verify Your Connections

Turn your machine on and check both leads. The work lead should be clamped tight to clean steel, and the electrode lead should be free of kinks, frays, or excess slack. Pay extra attention to your holder jaws, as a loose jaw will make any start unstable.

When setting your holder down between welds, never leave it where it can make contact with conductive materials. Per OSHA 1910.254(d)(7), electrode holders not in use must be placed so they cannot make electrical contact with persons, conducting objects, fuel, or compressed gas tanks.

2. Load the Electrode With the Right Stickout

Grip your electrode firmly in the holder, leaving only 1/2 to 3/4 inch of it past the jaws. In practice, that means holding roughly 2 to 3 inches back from the holder tip.

Too little stickout can allow the hot electrode to contact the jaw, creating a short circuit with no arc. Too much stickout makes the tip unstable and far harder to control on start up.

3. Dial In Amperage and Polarity

Set your amperage for your electrode diameter using your known range, and confirm your polarity. For example, DCEP tends to put more heat at the electrode and can be more forgiving for beginners with rods such as E6013, while DCEN runs cooler at the tip and is often preferred for E7018. If your machine has a stick/TIG switch, ensure it’s set to stick. If you’re weighing your options for a versatile rod, it’s worth brushing up on the reasoning behind all-position welding rod types before you strike your first pass.

4. Prep the Joint and Get a Stable Stance

Clamp your work lead to bare metal as close to the joint as possible. Grind or wire brush any rust, paint, or mill scale from your start point. From there, build your foundation: feet shoulder width, knees soft, weight balanced, and your workpiece at a comfortable height. A relaxed stance is far more important than a forced one, as tension is the number one thing that will throw off your strike.

5. Suit Up and Find Your Angle

Before lowering your helmet, confirm your lens shade. For shielded metal arc welding, OSHA 1910.252(b)(2) calls for shade 10 for 1/16 through 5/32 inch electrodes, shade 12 for 3/16 to 1/4 inch, and shade 14 for 5/16 and 3/8 inch.

With your helmet down, hold the electrode at a 70 to 80 degree drag angle (10 to 20 degrees off of vertical), tilted in the direction of travel. Keep your elbow relatively locked with a square wrist to keep this angle consistent from strike to strike.

6. Touch and Flick to Strike

Bring the tip of the electrode to clean steel with light contact. The moment you feel that touch, pull back a fraction of an inch, about 1/16 inch, with a small flick of your wrist. Do not stab the rod into the plate. The goal is to lift just enough to allow the current to jump the gap and establish the arc, not to drive the electrode down and glue it to the work.

Short Note: Don’t judge yourself off of two or three attempts. Run 20 to 30 deliberate strikes on a scrap coupon before making any adjustments. This repetition is what builds the touch and flick into muscle memory, something that plays a large role in why SMAW still wins for so many applications.

7. Hold and Transition Into Travel

A healthy arc will produce a steady crackle or buzz, not a dull hiss. It should feel as though it’s hovering, not being pushed into the steel. The second you have that, transition to your joint corner and hold a short arc there for a second or two before starting to travel. Parking the arc here helps fill your start crater for a much cleaner bead.

Troubleshooting the Most Common Failures

What Happens Likely Cause What to Change
Electrode sticks immediately Stabbing, pressing too hard, or a dirty start point Lighten your touch, use a wrist flick, grind clean, or increase amperage if it’s consistently freezing
No arc forms at all Loose clamp, loose holder jaw, wrong process, or electrode touching the jaw Re-seat the electrode, tighten the holder, clamp to bare steel, and confirm your process switch and polarity
Arc starts and immediately dies Poor ground, damaged cable, or amperage too high for the machine Move your clamp closer to the joint on clean metal, inspect your cable, and drop amperage slightly

Lastly, be mindful of cable discipline. Per 1910.254(d)(8), welding cables cannot have splices within 10 feet (3 m) of the electrode holder, and they must never be coiled around your body. If your arc cuts out unpredictably, check for slack coiled around you or your work area before blaming your machine.

Quick Note: Keep one dedicated scrap coupon next to your machine strictly for striking practice. Learning one consistent motion on the same piece of steel is the fastest, cheapest way to make your first real start a clean one.

Fixing the Most Common Arc-Start Problems

Even with the best technique, every stick welder runs into a failed start at some point. The difference between a frustrated beginner and a confident one isn’t luck, it’s a method of elimination. With stick welding, most arc-start failures are resolved in this order: connections, polarity, amperage, electrode condition, joint cleanliness. By working through that order, you can diagnose the vast majority of issues without guessing.

Isolating the Issue: Ground vs Machine

Before diving into a specific symptom, it’s important to know how to tell a grounding problem from a machine problem. Welding circuits rely heavily on a solid return path, and a weak one is one of the most sneaky culprits for failed starts.

To test for it, perform a quick ground-clamp-to-scrap test on a bare metal surface. Take your ground lead and clamp it directly to clean, bare metal on the same workpiece, away from the original clamp point. If the arc starts reliably there, the problem is at the original clamp point or the workpiece surface. If it still refuses to strike after correcting to a clean, solid connection, your issue is more likely to be with your machine settings or cables.

While you’re inspecting your leads, keep in mind that coiled welding cable must be spread out before use to avoid overheating and insulation damage in accordance with OSHA 1910.254(d)(2). A tightly wound, hot cable can drop voltage before it ever reaches your arc.

Symptom, Cause, and Fix

With those checks out of the way, use the diagnostic chart below to self-troubleshoot your specific failure. Work down from the top, as a majority of these can stem from the same simple mistakes.

Symptom Likely Cause Fix
No arc at all Machine off or switch not set, ground clamp not attached, holder not clamped, wrong polarity, machine set to TIG/MIG mode, or low amperage. Confirm power, lead connections, polarity for your electrode, and bump your amperage up towards its starting range for that rod diameter.
Electrode sticks to the work Striking too slowly or pressing too hard, wrong drag angle, damp or cold electrode, too low an arc-starting amperage, or rusty work. Use a quick tap-and-pull with a 70-80 degree drag angle, increase amperage slightly, switch to a dry rod, and grind the contact point to bright metal.
Electrode burns back instantly Too much amperage for the electrode diameter. Drop your amperage down to the lower end of the published range for that rod size. Make small adjustments and test on scrap.
Arc starts and immediately dies (blowout) Amperage set too high for the machine’s duty cycle, cable too long or coiled, poor ground connection, or DCEP/DCEN mismatch for the electrode. Spread out cables, test your ground on clean bare metal, verify polarity against the electrode box, and allow for your machine’s duty cycle if running long strings.
Popping, sputtering and excessive spatter Damp electrodes, dirty or rusty work, too high an amperage, or wrong polarity. This is where rod storage matters the most. Damp electrodes are a leading cause of the popping, spitting and spatter behavior that beginners mistake for a machine fault. Swap to properly stored rods, clean your joint, and dial amperage down slightly.
Arc wanders and spits Too long of an arc, wrong drag angle, or an unstable stance. Shorten your arc to just about the diameter of your electrode, lock in your angle, and get both feet planted for a stable, consistent strike and travel.
Crater at the start of the bead Cold start, not enough preheat, or resting the electrode on the work. Use the hot-start technique by plunging lightly into the existing puddle when restarting, hold a short arc at the joint corner, and if the metal is thick or cold, provide proper preheat for the material.
The classic ‘tick-tick-tick’ with no arc Poor ground contact through scale, a dirty clamp point, or a workpiece that is not electrically connected. Grind your clamp point to bright metal, use the ground-clamp-to-scrap test above, and ensure no paint, grease, or heavy mill scale is between the clamp and your return path.

Quick Note: Keep a small dedicated practice coupon of scrap steel with the machine. Not only is it perfect for dialing in amperage, but it’s also your go-to test piece to run the ground-clamp-to-scrap test anytime you suspect a grounding issue. On top of that, if you’re ever practicing on trickier metals, reference resources such as Aluminum Cleaner for Welding: How to Prep Aluminum Right for prep-specific advice, as surface contamination is far less forgiving on non-ferrous joints.

Pro Tips For Fewer Failures

When troubleshooting in real time, resist the urge to stab harder. Nine times out of ten, the fix is cleaning, not force. Pay extra attention to your electrode storage, as a rod left open on a humid shop floor can absorb enough moisture to ruin your start. Additionally, be wary of jumping between materials. For example, if you’re branching out from mild steel to more specialized jobs, it’s worth brushing up with guides such as Alloy Steel Welding Electrodes: Selection, Use & Safety to know that some alloys are far more sensitive to contamination and heat input than the mild steel you’re practicing on.

Finally, remember the golden rule: connections, polarity, amperage, electrode condition, joint cleanliness. Check them in that order, test on your dedicated scrap coupon, and more often than not, your arc will spring to life on the very next attempt.

Safety: Eye Protection, Fumes, Fire and Electric Shock

Striking an arc is the second every safety rule on this page becomes real. One flash of arc light burns your eyes, and that thin sizzle is metal dust you keep breathing for hours. This is the part of learning to weld that beginners rush past.

Eye and face protection comes first

Under OSHA 1910.252(b)(2)(i)(A), welders and their helpers must wear a helmet or hand shield with a filter lens whenever an arc is burning, not just when the work gets hot. The arc throws intense invisible ultraviolet and infrared radiation, and one accidental look at a bare arc causes arc eye, an injury that feels like sand in your eyes for hours.

Shade matters as much as wearing the helmet. OSHA’s table starts at shade 10 for low amperage on thin electrodes and steps up to 11 and 12 as amperage and electrode size climb.

Electrode diameter Typical stick amperage Common lens shade
1/16 in (1.6 mm) 25-60 A Shade 10
1/8 in (3.2 mm) 75-150 A Shade 10-12
5/32 in (4.0 mm) 90-150 A Shade 12
3/16 in (4.8 mm) 120-200 A Shade 12
1/4 in (6.4 mm) 150-250 A Shade 12-13
5/16 and 3/8 in 250 A and up Shade 14

Pick a shade where you can see the puddle edge and joint line without straining; if you cannot see the puddle, go darker. Verify the helmet and lens carry the ANSI Z87.1 mark, and note that 1910.133 requires filter lenses and protective assemblies to be tested so you know the lens is not passing excessive light and is free of cracks and scratches. An auto-darkening helmet is the best upgrade for new welders.

Ultraviolet also burns exposed skin fast, so cover up. For anyone working nearby, 1910.252(b)(2)(iii) recommends enclosing the welder in a booth with a low-reflectivity finish or using noncombustible screens so arc rays do not hit other workers.

Welding fumes and the air you breathe

Welding fume is not smoke but condensed metal dust fine enough to reach deep into the lungs. Mild steel carries iron and manganese, stainless adds chromium and nickel, galvanized gives off zinc oxide. Different metals mean different fume hazards, which is why choosing welding electrodes for alloy steel is as much a ventilation question as a metallurgy question.

Manganese is the metal regulators watch most closely:

Authority Limit for manganese fume
NIOSH recommended exposure limit 1 mg/m³ as an 8-hour TWA, 3 mg/m³ short-term limit
OSHA permissible exposure limit 5 mg/m³ ceiling
ACGIH threshold limit value 0.02 mg/m³ respirable and 0.1 mg/m³ inhalable, 8-hour TWA

Those numbers are far apart. NIOSH treats manganese fume as a hazard at 1 mg/m³, well below the OSHA ceiling and well above the ACGIH threshold limit values. If you weld occasionally, OSHA’s ceiling is the legal line; if you weld full time, design ventilation around the ACGIH TLV.

For ventilation, 1910.252(c)(1)(iii) requires general ventilation sufficient to keep fume concentrations below the maximum allowable concentrations in Table Z-1 of 1910.1000, and (c)(2) requires local exhaust ventilation where general ventilation is not enough. An open garage door is general ventilation; a fume extractor hood a foot from the arc is local exhaust.

Quick Note: NIOSH reports that welding in a confined space increases exposure to manganese fumes, and that prolonged exposure above 1 mg/m³ can cause manganism, a Parkinsonian-like syndrome with tremor, slowed movement, and mood changes. Striking an arc in a closed room, tank, or trailer with no extraction is dangerous. Get the air moving.

Fire prevention

Arc work throws sparks and molten spatter that travel surprisingly far. OSHA 1910.252(a)(2)(vii) requires combustibles to be relocated at least 35 feet (10.7 m) from the work site where that is practicable. Where relocation is not practical, guard the area with fire-resistant screens, move finished work out of the way, and cover nearby openings. NFPA 51B covers the same ground in far more detail.

After the arc stops, sparks keep landing. OSHA 1910.252(a)(2)(iii)(B) requires a fire watch for at least half an hour after welding or cutting is finished. That person needs to know the area, have a working extinguisher within reach, and be able to reach you. Keep an ABC dry chemical extinguisher for ordinary combustibles and a CO2 bottle for electrical and flammable liquid fires.

Electrical safety

Stick welding current runs through you if you become part of the circuit. Under 1910.254, do not use electrode cables with splices within 10 feet of the holder, and replace damaged cables rather than taping them. Do not coil the electrode cable around your body or arm; it turns the cable into an inductor and a current path. Keep the holder off metal racks, pipe, and wet surfaces when not in use, and never pick up a bare electrode.

Never strike an arc against a gas cylinder: 1910.253(b)(5)(ii)(J) prohibits it outright because an arc flash on a cylinder can ignite contents and rupture the shell. And switch the machine off and disconnect it when you step away, even for a short break. An unattended, live stick machine is a shock hazard.

The rest of your PPE

  • Leather welding gloves, gauntlet style, for heat, spatter, and stray arcs.
  • Flame-resistant clothing and long sleeves, nothing synthetic that melts. FR cotton or leather is standard.
  • Safety-toe leather boots that shed spatter and keep toes clear of plate.
  • Hearing protection for noisy shop work, especially while grinding.
  • Respirators only under a written program with medical clearance, fit testing, and training, per 1910.132. A dust mask is not a respirator.

Vertical and overhead work deserves extra care: your face is close to the arc and your head is over the puddle. A guide to all-position welding rods helps you pick an electrode that behaves in those positions, but every safety rule still applies, and sparks must not reach your legs. Get comfortable with flat and horizontal work first.

Striking an Arc on Different Joints, Positions and Materials

A clean tap-and-pull on a flat piece of mild steel tells you very little about whether you can start an arc on a vertical T-joint in a dusty shop or on a stainless tank in a food plant. The wrist movement is the same, but geometry, heat flow and the surface under your electrode all change. That is why the enduring appeal of stick welding is partly about forgiving geometry, and partly about how much the start depends on what you are touching.

Positions: What Changes When Gravity Joins In

  • Flat and horizontal. The easiest starts in the trade. In flat position, touch down on the joint corner at the leading end of the seam, then let the arc push the puddle along the joint. Horizontal position works the same way, just with the puddle sitting on the side of the joint instead of underneath it. Keep the drag angle at roughly 10 to 20 degrees off vertical and the arc short.
  • Vertical up. The heat has to work against gravity, so you cut the amperage. Vertical-up stick welding typically runs about 25 percent lower amperage than the same electrode and joint in the flat position. Touch down at the bottom of the joint and work upward, keeping the arc on the leading edge of the puddle rather than digging it in. A common beginner mistake is starting at the top and trying to fight the puddle downward.
  • Vertical down. Travel speed picks up and the electrode runs hotter, so you can move faster and usually push slightly more amperage. It suits thinner material and faster production, but the puddle control is harder to read than in vertical up.
  • Overhead. Start on the leading edge and pull the puddle ahead of the arc, letting gravity help fill the joint instead of fighting it. Keep the arc short, because a long overhead arc throws spatter down your arms and sleeves. If you are new to this, take a bead that is easy to inspect, like the fillet on a all-position electrode such as E6013, before trying it overhead.

Joints: Where You Touch Down Matters

Joint Where to start What to watch
Butt joint on plate At the joint corner, then drag the puddle along the joint Bevel or V-groove edges first; if you need to remove root, air arc gouging is a separate process with its own rules
Lap joint Near the leading corner, arc between the two pieces Watch for burn-through on thin material; lower amperage than butt work
T-joint Bottom corner of the joint, then travel upward Keep the arc on the leading edge of the puddle to control penetration into the base metal
Outside corner Bottom of the corner, welding upward Short arc, and resist the urge to wander; a wandering arc undercuts the outside face
Fillet Leading corner of the root, puddle slightly ahead of the arc Hold a consistent leg length; let the puddle sit where you want it

Materials: The Surface Decides How the Start Behaves

Rusty or mill-scale-covered steel is the most common reason a start sputters, sticks or dies. Scale is an electrical insulator, so the first touch may do nothing until you scrub through it. Two minutes with a grinder and a wire brush removes most arc-start headaches before they start. A start on dirty metal is a start that sputters and sticks, every time.

Galvanized steel needs more thought. The zinc coating produces zinc oxide fume during the arc, which is a respiratory hazard and a trigger for metal fume fever. Weld it only with effective extraction in place, and note that OSHA 1910.252(a)(3) requires used drums, tanks and containers to be thoroughly cleaned before hot work so flammable or toxic vapours cannot be produced. Galvanized or coated materials also belong in your hazard communication program, with safety data sheets accessible, per 1910.252(c)(1)(iv). NIOSH treats welding fume exposure, including metal fume constituents, as a serious long-term concern: NIOSH’s welding fume guidance is worth reading before you take on coated work.

Stainless steel changes the rules in a different direction. Use 308L or 316L electrodes per the base metal, keep the amperage down, and control heat input to limit distortion and sensitization. Keep heat input low and use dedicated grinding tools, because carbon contamination and iron pickup ruin a stainless weld that otherwise looks fine. Electrode and filler selection should follow the AWS standards and codes rather than guesswork.

Aluminum is harder to start because of its oxide layer, and it usually needs AC and a lot more practice. Many shops move to a spool-gun MIG or flux-core process instead, as explained in our aluminum flux core welding guide, and proper aluminum cleaning and prep matters more than any change to your strike technique.

Cast iron usually needs preheat and often nickel-iron electrodes. The arc start itself is no harder; the heat control before and after the start is where the work goes wrong.

Note: Practice your starts on one dedicated scrap coupon, not on whatever is lying around. The geometry of the joint, the position and the metal all have to be learned as a single muscle pattern. Change the coupon and you are learning three skills at once instead of one.

Building the Habit: A Practice Ladder That Actually Builds Skill

“Practice more” is the least useful advice for a new stick welder. Arc striking improves with repetition, but only when those repetitions are organized, measurable, and stacked. Here is a ladder that turns encouragement into a bench routine.

The Six-Level Practice Ladder

Work top to bottom; each level assumes the one above is solid, because a shaky start quietly ruins everything downstream.

Level The Drill What You Build
1 Strike and hold 5 seconds, 20 reps on scrap A repeatable start and a clean crater
2 Strike, then a 2-inch straight bead, flat position Start-to-travel without a cold-start crater
3 Fillet weld on a T-joint Travel angle, puddle placement, steady speed
4 Vertical-up beads on plate Heat control, short arc, fighting gravity
5 V-groove butt joint in mild steel Joint prep, root control, bigger puddle
6 Restart and hot-start drills on a bead Recovery that keeps a production weld going

Levels 1 and 2 burn off most of the frustration. A bad start at Level 1 becomes a bad bead at Level 2 and a crater at the corner by Level 5.

Four Drills Worth Repeating

  • The arc-start drill. Start, hold, fill the crater, stop. Use 1/16-inch E6013 so you can focus on timing, and always end on the crater fill to learn a clean shutdown. This is the drill that teaches you to strike an arc on purpose rather than hope for one. The all-position welding rod guide explains what each electrode number means.
  • The weave-control drill. Start a stringer, then add one controlled weave pass over 4 inches. The goal is not a pretty weave but returning the arc to the same spot every time without losing the puddle.
  • The up-and-down restart drill. Run a bead, break the arc mid-stride on purpose, then hot start and continue. Repeat ten times to train the recovery reflex you need on a live joint.
  • The 6-inch stringer. One continuous bead, 6 inches long, holding a consistent 1/8-inch fillet. Even bead width and height in a cut coupon are the quickest self-check for consistent arc length and travel speed.

The Habits That Separate Good Welders

  • Breathe on a rhythm. Steady breathing keeps your shoulders down and your arm steady; holding your breath makes your hand drift.
  • Keep a square wrist. A bent wrist tips the electrode and throws the arc sideways.
  • Move the rod with the puddle. Travel at the same speed as the puddle you are feeding.
  • Watch the puddle, not the arc. The bright arc is a whiteout; the puddle holds the information.
  • Point the electrode into the work. A small downward angle keeps the arc stable and the heat where you want it.

Quick Note: Keep a dedicated scrap coupon at the machine. A 6-inch length of 3/8-inch plate with a ground-clean surface gives you 20 starts without burning up your practice project.

Cut the Coupon in Half

Let a bead cool, cut the coupon in half, and read the cross-section for three things: consistent bead width, no undercut along the toes, and a clean start crater instead of a blown-out hole. Consistent arc length and steady travel speed show up directly in that slice. Photograph each coupon and compare them. Month two should look measurably better than month one, and if it does not, you know which habit to fix.

When the Ladder Hits a Wall

Most beginners plateau at vertical-up, the first position where heat, gravity, puddle shape, and travel speed all fight you at once. That is where solo practice stops being efficient, so get feedback from an experienced welder or a structured course instead of burning another hundred rods alone.

For a recognized path, AWS runs welding education, certification, and code-of-fair-practice programs. If you weld structural steel, AWS D1.1, the Structural Welding Code, is the standard most referenced on construction work, and it is built around qualified procedures and welder performance qualification. Knowing what that qualification means makes today’s arc-start drilling worth far more.

Two Upgrades That Buy Patience

Auto-darkening helmets and machines with reliable hot start are the two upgrades most credited with cutting beginner frustration. Auto-darkening removes the guesswork of staring at a cold arc through a blank shade, and hot start rescues the strike you would lose to a cold electrode. The beginner welder buying guide covers the features worth paying for, and the electrode selection guide matches the rod to the job. Whatever you buy, wear the PPE your OSHA welding standard requires, including leather gloves and a flame-resistant shirt.

Climb the ladder one level at a time, cut your coupons, and the skill stops being luck.

Wrapping Up: Your First 30 Days at the Bench

Nobody hands you a certificate for starting an arc. You earn it in a pile of ugly little blobs on a scrap plate. The good news is that everything in this guide collapses into five decisions, and if you get those right you will be producing clean, repeatable starts before the month is out, whether or not you feel ready.

The Five Things That Matter Most

  1. Setup and connections first. Ground clamp on bare metal near the joint, electrode clamped tight in the holder, machine in stick mode. Every other problem starts here.
  2. Right polarity, right amperage for that electrode. A 3/32 inch E7018 is not a 1/8 inch E6013, and neither runs well on the other’s settings.
  3. A clean joint. Grinder and wire brush to remove rust, mill scale, paint and oil. Two minutes of prep prevents most arc-start headaches.
  4. A controlled tap-and-pull at the right drag angle. Touch, pull back a hair, hold a short arc. The 10 to 20 degree drag angle is what keeps the puddle where you want it.
  5. Hot-starting to recover. When the arc breaks, plunge into the existing puddle and pull back instead of starting cold. That single habit keeps craters out of the joint.

Your First 30 Days at the Bench

Period Focus The work
Week 1 Safety and gear Set up a safe bench, then make 50 deliberate strikes on a scrap coupon. Start, hold, fill the crater, stop. No beads yet.
Week 2 Flat beads and stringers Run 2 inch and 6 inch straight beads in the flat position, then cut the coupon and inspect width, profile and undercut.
Week 3 Fillets and restarting Work a fillet on a T-joint, then practice breaking the arc mid-bead and hot-starting back in.
Weeks 4 and 5 Vertical up, then a butt joint Vertical-up beads on plate using a rod suited to all-position work, then your first V-groove butt joint in mild steel.

Vertical up is where most beginners stall, so plan for it deliberately rather than avoiding it. Choosing a rod that handles all positions well is covered in our all position welding rod guide.

Measure Progress With Cut Coupons

Progress in stick welding is most reliably judged by cut test coupons rather than by visual impression alone. A bead that looks tidy from the bench can hide a crater, a lack of fusion or a lopsided profile. Cut the coupon in half, look at the cross-section, and you see exactly what an inspector would see. Do it every week and you will not fool yourself for long.

Final safety checklist, every session:

  • Helmet down before the arc strikes, correct shade, lens undamaged.
  • Local exhaust or general ventilation running so fume levels stay below the limits in 29 CFR 1910.1000 Table Z-1.
  • Combustibles moved at least 35 feet, or screened if they cannot move.
  • Fire watch in place for at least half an hour after the arc stops.
  • Work area inspected and hot-work precautions authorized, preferably by written permit, per 29 CFR 1910.252(a)(2)(iv).
  • Clamp discipline: clean metal, tight jaw, no cable splices within 10 feet of the holder.
  • When you stop for a substantial period, electrodes come out of the holders and the machine is disconnected from the power source, as required by 29 CFR 1910.252(a)(4)(i).

Where This Leads

The fundamentals that produce a clean start are the same ones that produce a sound, inspectable, code-acceptable weld. If SMAW is the process you are starting with, the case for it is laid out in our guide to the advantages of stick welding. When you want structure and credentials, the AWS education and certification pathway is the standard route, and the AWS codes and standards show you exactly what a good weld has to satisfy.

Back at the bench, the next questions are the practical ones: what amperage do I set, why does the electrode stick, how do I strike an arc in the dark, and what if my machine has no hot start. Those are answered in the FAQ section that follows.

Go light the torch, tap the rod, pull it back a hair, and hold. Repeat until your hand knows it before your head does.

Frequently Asked Questions

How do you strike an arc on a stick welder?

Hold the electrode at roughly a 70 to 80 degree drag angle, swing it forward to touch the workpiece, and the instant you feel contact pull it back about 1/16 inch so the current jumps the gap and the arc ignites. If nothing happens, lift the electrode off and repeat rather than pressing harder. The gap, not the pressure, is what starts the arc.

Should I drag the electrode or tap it to start an arc?

Tapping, or striking, is the method most experienced stick welders return to because it is the fastest and most controllable. Dragging or scratching works well on rusty or dirty steel where a clean tap might not ignite, but beginners often start the arc in the wrong place and create a cold start. Pick one method and drill it until it becomes automatic.

Why does my electrode stick to the workpiece when I try to start?

Sticking usually means the arc never formed: you touched too slowly, pressed too hard, or used too little amperage for the electrode. It also happens with damp electrodes and on rusty work where the contact is poor. Lift the electrode, chip or knock off the stub, clean the joint, and try again with the amperage raised slightly.

Why does the arc start and then immediately die?

That is called a blowout, and it usually points to amperage set too high for the machine and electrode, a long or coiled work lead, or a weak ground connection. Check that the ground clamp is on clean bare metal, spread the cable out, and step the amperage down. Using DCEN with an E7018 also stabilizes the start considerably.

Does polarity matter when striking an arc with E7018 electrodes?

Yes. E7018 is a low-hydrogen iron-powder electrode and is normally run DCEN, where the electrode is negative and the workpiece positive; this gives deeper penetration and a hotter, easier-to-start arc. E6013 is more forgiving and works on either AC or DC, which is why many beginners start there. Always confirm polarity for the electrode type before striking.

What shade welding helmet lens do I need for stick welding?

OSHA’s guidance recommends shade 10 for shielded metal-arc welding with 1/16 to 5/32 inch electrodes, shade 12 for 3/16 to 1/4 inch electrodes, and shade 14 for 5/16 and 3/8 inch electrodes. Auto-darkening helmets make this simple because the lens adjusts as the arc strikes, and you should confirm the lens carries ANSI Z87.1 certification.

How much amperage should I set for a 3/32 inch E6013?

A 3/32 inch E6013 typically runs in the 60 to 130 amp range, with many welders landing around 90 to 110 amps for thin-gauge mild steel. Start near the middle of the published range and adjust: too high causes spatter and electrode burn-back, too low causes sticking and a cold, sluggish arc.

Is it normal to get spatter when starting an arc?

A little popping on the first moments of an arc is normal, especially on a hot-start machine. Heavy spatter usually points to excessive amperage, damp electrodes, a dirty or rusty joint, or the wrong polarity. Clean the work, keep low-hydrogen electrodes dry, and check your settings before blaming the machine.

Can I strike an arc to test my machine before starting work?

Yes, but strike it on a scrap coupon of the same material and thickness, not on the workpiece and never on a cylinder or container. OSHA explicitly prohibits practices such as tapping an electrode against a cylinder to strike an arc. Striking on a scrap coupon also gives you a free practice repetition before the real job.

Why do some welders start the arc in the puddle instead of on the joint?

That is a hot start. When an arc breaks mid-weld, plunging the electrode into the existing puddle and pulling back re-establishes the arc without forming a new cold-start crater. It keeps the joint from cracking at the restart point and is one of the fastest ways to improve restart technique during a single project.

NH

Nicholas Harper

Editorial Team

Covering welding processes, equipment selection, and shop-floor practice for WeldZen — with every claim checked against the governing code.

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