Weld Support Parts Blog

Tag: TIG consumables

  • Weldmark 13N26 TIG Collet Body Review: .040″ Replacement Parts for #9, #20, and #25 TIG Torches

    If your TIG torch setup uses a #9, #20, or #25 style torch, the Weldmark 13N26 collet body is a small but important consumable to keep on hand. This 5-pack is made for .040″ tungsten setups and helps hold the collet and tungsten in the proper position during TIG welding.

    Weldmark TIG Collet Body #9, 20, 25 Torch Pk = 5 (13N26 - .040')
    Weldmark TIG Collet Body #9, 20, 25 Torch Pk = 5 (13N26 – .040″)
    • Weldmark by CK Worldwide
    • Used with #9, 20, and 25 Tig Torches
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    Key Takeaways

    • Fits #9, #20, and #25 TIG torch styles.
    • Made for .040″ tungsten setups.
    • Sold as a 5-pack.
    • Useful for shop inventory, repair kits, and TIG consumable drawers.
    • Verify torch compatibility before ordering.

    What This Product Is

    The Weldmark 13N26 is a TIG torch collet body. It threads into the front end of a compatible TIG torch and works with the collet, tungsten, cup, and back cap to hold the electrode securely.

    This part is listed for:

    ItemDetail
    ProductWeldmark TIG Collet Body
    Part Number13N26
    Tungsten Size.040″
    Torch Fitment#9, #20, #25
    Pack Size5
    ASINB071LQVCMK

    Best For

    This part is best for welders who already run #9, #20, or #25 TIG torches and need replacement front-end consumables.

    Common use cases:

    • TIG torch maintenance
    • Replacing worn collet bodies
    • Stocking consumables for a fab shop
    • Keeping spare TIG parts in a service kit
    • Supporting .040″ tungsten applications

    Pros and Cons

    Pros

    • Comes in a 5-pack
    • Common TIG consumable size
    • Fits popular #9, #20, and #25 torch styles
    • Small part that is easy to stock in bulk

    Cons

    • Only for .040″ tungsten
    • Not universal across all TIG torches
    • Specs should be verified against your torch setup before buying

    Compatibility Notes

    This listing indicates compatibility with #9, #20, and #25 TIG torches. Before ordering, confirm:

    • Your torch series
    • Tungsten diameter
    • Existing collet body part number
    • Cup and collet compatibility

    If you are switching tungsten sizes, you may also need matching collets and cups.

    Where to Buy

    Amazon option:

    Weldmark TIG Collet Body #9, 20, 25 Torch Pk = 5 (13N26 - .040')
    Weldmark TIG Collet Body #9, 20, 25 Torch Pk = 5 (13N26 – .040″)
    • Weldmark by CK Worldwide
    • Used with #9, 20, and 25 Tig Torches
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    Affiliate disclosure: As an Amazon Associate, Weld Support Parts may earn from qualifying purchases.

    Safety Notes

    TIG torch consumables are small parts, but they still affect weld quality and torch reliability. Always inspect your torch front end before welding.

    Basic checks:

    • Confirm all torch parts are tight before use.
    • Do not weld with damaged cups, collets, or collet bodies.
    • Wear proper welding PPE.
    • Use ANSI Z87.1-rated eye protection when grinding, cutting, or working near welding operations.
    • Follow your machine, torch, and tungsten manufacturer’s setup guidance.

    FAQ

    What torch does the Weldmark 13N26 fit?

    This listing identifies it for #9, #20, and #25 TIG torch styles.

    What tungsten size is this for?

    This version is for .040″ tungsten.

    Is this a single part or a pack?

    This listing is for a 5-pack.

    Will this fit every TIG torch?

    No. TIG torch parts are not universal. Verify your torch series and part number before ordering.

    What other parts may I need with it?

    Depending on your setup, you may also need matching collets, cups, back caps, and tungsten.

    Sources Checked

    • Uploaded Arc Weld / Amazon inventory export
    • Product title and ASIN from inventory file
    • Unknown specs not confirmed beyond uploaded product data

  • Best TIG Gas Lens Kit for Sooty Welds (Clean Shielding)

    Black soot and dirty tungsten usually point back to shielding gas coverage—either turbulence, leaks, or a setup that can’t maintain a stable argon envelope. A gas lens kit is one of the simplest upgrades to stabilize coverage, especially with longer stickout or tight joints.
    Not sure if this is your issue? See the full troubleshooting guide → TIG Welds Turning Black and Sooty? Fix Gas Coverage Fast

    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    • TIG Gas Lens 45V26 Tig Torch Gas Lens 3/32”
    • Work With: TIG 17, 18, 26 Series Torches
    • 3/32″ Tungsten Electrodes Standard 10N Series Collet
    • 54N Series Gas Lens Ceramic Cups Setup
    • Pack of 5
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    Key Takeaways

    • A gas lens helps create more stable, laminar shielding gas flow
    • Better coverage can reduce soot, oxidation, and tungsten contamination
    • Match the kit to your torch family (commonly 17/18/26 style)
    • Replace damaged screens/cups—dirty hardware can cause “mystery” contamination
    • If specs aren’t clearly listed, treat it as Unknown (Verify) before buying

    Product Picks (verify fitment before ordering)

    1) 45V26 TIG Gas Lens (3/32 in) — TOP PICK (Most common fix)

    Short description: A standard 45V26-reference gas lens collet body for common 17/18/26-style TIG torches.
    Key specs (manufacturer verified): Ref number 45V26; intended for 3/32 in (2.4 mm) tungsten; torch family 17/18/26 (Verify exact torch compatibility).
    Best for: Most welders seeing soot/dirty tungsten after switching cups, changing stickout, or fighting inconsistent coverage.
    ArcWeld link: N/A
    Amazon:

    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    • TIG Gas Lens 45V26 Tig Torch Gas Lens 3/32”
    • Work With: TIG 17, 18, 26 Series Torches
    • 3/32″ Tungsten Electrodes Standard 10N Series Collet
    • 54N Series Gas Lens Ceramic Cups Setup
    • Pack of 5
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    2) 17/18/26 Gas Lens Kit (cups + lens + collets)

    Short description: A bundled kit can be the fastest way to replace multiple wear items at once (cups, collets, lens).
    Key specs: Unknown (Verify)
    Best for: If your cup is chipped, your lens screen is dirty, and you want a clean reset.
    ArcWeld link: N/A
    Amazon:
    Unknown (Verify)

    Still deciding? Compare these options below.

    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    STARTECHWELD 45V26 TIG Gas Lens 3/32” Gas Lens collet body Fit TIG WP17, WP18, WP26 (5 Pack) 45V26
    • TIG Gas Lens 45V26 Tig Torch Gas Lens 3/32”
    • Work With: TIG 17, 18, 26 Series Torches
    • 3/32″ Tungsten Electrodes Standard 10N Series Collet
    • 54N Series Gas Lens Ceramic Cups Setup
    • Pack of 5
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    3) Jumbo Cup Gas Lens Kit (for longer stickout)

    Short description: Larger cups can improve coverage in joints where you need extra tungsten stickout.
    Key specs: Unknown (Verify)
    Best for: Corners, fillets, and tight access where coverage breaks down.
    ArcWeld link: N/A
    Amazon:
    Unknown (Verify)

    Buying Guide: How to Choose

    • Torch family fit (17/18/26 vs other): Don’t assume—verify your torch style before ordering.
    • Tungsten diameter: Match the lens/collet body to your tungsten size (common: 1/16 in, 3/32 in, 1/8 in).
    • Cup size and access: Bigger cups can help coverage but may not fit tight joints.
    • Quality and consistency: If listings don’t clearly state reference numbers (like 45V26) and fitment, treat as Unknown (Verify).

    FAQ

    What does a gas lens actually change?
    It helps straighten and stabilize gas flow, so coverage is less turbulent and more consistent.

    Can too much gas cause soot?
    Yes. Excess flow can create turbulence that pulls air into the shield.

    Do I still need to regrind tungsten after soot shows up?
    Yes. Once contaminated, it’s faster and more reliable to regrind than to “burn it clean.”

    Will a gas lens fix leaks or bad gas?
    No. Fix leaks, confirm 100% argon, and check connections first.

    Safety Notes

    Use appropriate PPE and ensure eye protection meets ANSI Z87.1. Maintain ventilation—shielding issues can tempt people to hover and “test” the arc repeatedly, increasing UV exposure.

  • TIG Torch Slipping Tungsten? Your Collet Body Is Worn (Here’s the Fix)

    Intro

    You’re TIG welding and the tungsten keeps slipping out of the collet. You tighten the back cap, it holds for a few seconds, then slides again. The arc starts inconsistent, the puddle wanders, and your bead looks rough. The problem isn’t the tungsten—it’s a worn collet body that can’t grip anymore.

    Key Takeaways

    • Tungsten slipping is almost always caused by a worn or damaged collet body, not the tungsten itself
    • A collet body wears from repeated insertion and removal of tungsten
    • Replacement collet bodies are cheap ($5–$15) and take 30 seconds to swap
    • Gas coverage improves dramatically with a fresh collet body
    • Keep spares on hand for every torch size you use

    The Problem

    A worn collet body shows up as:

    • Tungsten slides out even when the back cap is tight
    • Inconsistent arc initiation
    • Poor gas coverage (visible oxidation on the weld)
    • Difficulty maintaining arc length
    • Collet body threads are stripped or loose

    The collet is a small tapered sleeve that grips the tungsten. Every time you insert or remove tungsten, the collet compresses and expands. Over hundreds of cycles, the taper wears out. The grip weakens. Eventually, no amount of back cap tightening will hold the tungsten in place.

    Why It Matters

    A slipping tungsten means an unstable arc. Your puddle control suffers. Weld quality drops. On precision work (aerospace, stainless, thin-wall), a wandering arc is a reject. On production runs, it’s rework and lost time. Plus, a loose tungsten can break mid-weld and contaminate your shielding gas.

    The Fix

    1. Disconnect the torch and let it cool. Safety first.
    1. Unscrew the back cap and remove the old collet body.
    1. Inspect the threads. If they’re stripped, you may need a new torch head (rare).
    1. Install the new collet body. Slide it in and hand-tighten the back cap.
    1. Insert tungsten and tighten firmly. The tungsten should not move when you pull on it.
    1. Test the arc. You should see immediate improvement in arc stability and gas coverage.

    Why This Product Solves It

    The TIG Gas Lens Collet Body #17, 18, 26 Torch 2PK (45V27-1/8″) is a direct replacement for standard TIG torches and includes a gas lens design that improves shielding gas flow. The tapered bore is precision-machined to grip tungsten consistently, and the gas lens allows larger tungsten stick-out for better visibility and control. Two-pack means you have a spare.

    Product Link:  Product not found.

    “>
    Product not found.
     

    What to Check Before You Buy

    • Torch series: This fits #17, #18, and #26 torches (most common sizes)
    • Tungsten size: This collet is sized for 1/8″ (3.2mm) tungsten
    • Gas lens compatibility: Confirm your torch head accepts a gas lens (most do)
    • Thread type: Standard collet body threads (verify if you have an older torch)

    Real-World Use

    A TIG fabricator working on stainless tubing noticed poor gas coverage and arc wander. Swapped the collet body. Tungsten stayed put, arc was stable, and the bead came out clean. One collet body lasted 18 months before needing replacement.

    Common Mistakes

    • Tightening the back cap excessively (damages the new collet body)
    • Using the wrong collet size for your tungsten diameter (loose fit)
    • Not replacing the collet body when it’s visibly worn (keeps struggling with slipping)
    • Forgetting to clean the collet body threads before installation (cross-threading)
    • Buying a single collet body instead of keeping spares (downtime when it fails)

    Safety Notes

    Always let the torch cool before handling. Collet bodies get hot during welding. Wear gloves when removing hot components. If tungsten slips during welding, stop immediately—a loose electrode can break and contaminate your argon supply.

    Always follow the manufacturer’s instructions and your shop’s safety procedures. If you’re unsure about fitment or ratings, verify before you buy or install.

    Related Reading

  • TIG Torch Consumables Wearing Out Fast? Stock Up With This 123-Piece Kit

    TIG Torch Consumables Wearing Out Fast? Stock Up With This 123-Piece Kit

    Intro: TIG torch consumables wear out fast—especially with aluminum or stainless jobs. This 123-piece kit gives WP-17/18/26 users a complete, ready-to-go stock of nozzles, collets, and gas lenses for pro-level results without the downtime of waiting for parts.

    Key Takeaways

    • 123 pieces: nozzles, collets, gas lenses, and ceramic cups for WP-17/18/26 torches
    • Precision-manufactured for reliable fit and consistent gas coverage
    • Heatproof glass cups and alumina nozzles resist cracking under high temps
    • Supports both AC and DC TIG work; ideal for aluminum, stainless, and mild steel
    • One-time stock eliminates repeated small orders and shop delays
    PHUOC LOC THO for TIG Welding Torch Kit 123 Pcs Stubby Lens, Alumina Nozzle, Collets
    PHUOC LOC THO for TIG Welding Torch Kit 123 Pcs Stubby Lens, Alumina Nozzle, Collets
    • For TIG Welding Torch Kit 123 Pcs Stubby Lens, Alumina Nozzle, Collets
    • Includes 123 pieces for TIG welding torch kit, featuring stubby lens, alumina nozzle, and collets for welding applications.
    • components like alumina nozzle and collets reliable performance and precise welding results with TIG torch kit 123 Pcs.
    • Upgrade Your Gear, Upgrade Your Performance – Choose Our Reliable Replacement Parts.
    • To ensure a perfect fit and make an informed decision, we encourage you to carefully review both the product’s dimensions and visually inspect it in the provided photos.
    Buy on Amazon

    Last update on 2026-05-11 / Affiliate links / Images from Amazon Product Advertising API

    Performance & Use

    All parts are precision-manufactured for reliable fit and gas coverage. Designed for both AC and DC TIG work (verify for your machine). Suits most US-shop WP-17/18/26 torches.

    What to compare before you buy

    • Torch compatibility: Verify your torch model (WP-17, WP-18, or WP-26) before ordering
    • Collet sizes: Kit includes 0.040″, 1/16″, 3/32″, and 1/8″ collets—confirm your electrode diameter
    • Glass vs. ceramic: Kit includes both heatproof glass cups and alumina nozzles; choose based on your material and duty cycle
    • Gas lens setup: Verify whether you run stubby or regular gas lens configuration
    • Storage: Check if included storage case or organizer meets your shop layout needs

    Comparable Amazon picks (optional)

    Durability & Build

    Heatproof glass cups and alumina nozzles resist cracking under high temps. All collets and lenses are built for repeated use—ideal for daily welding or instructional settings. Precision tolerances ensure tight, consistent seals that minimize gas leakage and porosity.

    Who It’s For

    • TIG welders running WP-17/18/26 torches on aluminum, stainless, or mild steel
    • Fabrication shops that need backup consumables in stock to avoid downtime
    • Instructors teaching TIG welding who need a complete parts kit for multiple torch setups
    • Hobbyists and pros upgrading from single-part orders to bulk stock

    Quick FAQ

    Q: Will this fit my torch?
    A: Compatible with WP-17, WP-18, WP-26 (verify torch model before ordering).

    Q: Are all parts included for aluminum and stainless?
    A: Yes, supports both (verify machine settings and gas type).

    Q: Are the cups glass or ceramic?
    A: Both heatproof glass and alumina nozzles included.

    Q: Can I use this for AC and DC TIG?
    A: Yes (verify for your machine).

    Q: Does it include a storage case?
    A: Unknown (Verify on listing).

    Safety Notes

    • Always allow torch to cool before handling consumables
    • Inspect collets and gas lenses for cracks or damage before use; replace if compromised
    • Verify gas flow and coverage before starting production welds
    • Follow ANSI Z49.1 safety standards for TIG welding

  • TIG Gas Lens Cups Cracking? Replace Them Before Porosity Hits

    Intro

    Your TIG welds are starting to show porosity or inconsistent gas coverage. You’ve checked your argon flow, regulator pressure, and torch angle. Everything checks out—except the welds still look rough.

    The problem might be hiding in plain sight: a cracked or worn gas lens cup.

    A damaged gas lens cup disrupts shielding gas flow, allowing air to contaminate the weld pool. Even a hairline crack can cause porosity that ruins structural welds. Unlike contact tips, gas lens cups get less attention—but they’re just as critical.

    Key Takeaways

    • Cracked or worn gas lens cups allow air into the shielding gas stream
    • Porosity, discoloration, and rough beads are signs of gas coverage failure
    • Gas lens cups wear faster with high amperage or prolonged duty cycles
    • Replacement is quick and inexpensive—$2–$8 per cup
    • Proper fitment requires matching your torch size and collet type

    The Problem

    A gas lens cup (also called a ceramic cup or nozzle) sits at the end of your TIG torch and directs shielding gas around the weld pool. Over time, thermal cycling and spatter impact cause:

    • Cracks: Hairline fractures that let air seep in
    • Erosion: The ceramic wears thin, reducing gas flow efficiency
    • Discoloration: Brown or white deposits indicate heat stress and gas leakage
    • Porosity: Air contamination creates gas pockets in the weld

    A cracked cup might look minor, but even a 1mm hairline fracture is enough to ruin a structural weld.

    Why It Matters

    Porosity from a bad gas lens cup is expensive:

    • Rework: Cutting out and re-welding porosity costs hours of labor
    • Inspection failures: Radiographic or ultrasonic testing will reject porosity
    • Safety risk: Porosity weakens the joint and can cause failure under load
    • Material waste: Scrap parts and wasted filler material
    • Reputation: Failed welds on customer parts damage trust

    A $5 replacement cup prevents all of this.

    The Fix

    Replace your gas lens cup as part of routine torch maintenance:

    1. Stop the welder and let the torch cool (5–10 minutes for high-amperage work)
    2. Unscrew the nozzle from the torch head (usually hand-tight or with a small wrench)
    3. Remove the collet body (the small metal piece holding the cup)
    4. Slide out the old cup and inspect the collet body for damage
    5. Install the new cup (check the size: 3/8″, 7/16″, 1/2″, etc.)
    6. Re-assemble: Collet body → new cup → nozzle
    7. Hand-tighten and resume welding

    Total time: 3–5 minutes.

    Why This Product Solves It

    The CK TIG Gas Lens Collet Body (available in multiple sizes) is a precision replacement for standard TIG torches (#17, #18, #26). It includes the collet body and gas lens cup assembly, ensuring proper gas flow and consistent shielding.

    Key benefits:

    • Precision fit: Engineered for standard torch sizes
    • Improved gas coverage: Larger diameter design provides better shielding gas distribution
    • Durability: Quality ceramic resists thermal cracking
    • Compatibility: Works with most standard TIG torches
    • Affordable: Packs of 2 cover extended service intervals

    Replace every 100–200 hours of welding or immediately if you see porosity or discoloration.

    What to Check Before You Buy

    • Torch size: Standard torches are #17, #18, or #26 (small torches are #9, #20, #24W, #25)
    • Cup size: Available in 3/8″ (3/32″), 7/16″ (1/8″), 1/2″ (5/32″), and larger
    • Collet type: Standard collet body vs. gas saver (gas saver is more efficient but less common)
    • Fitment: Unknown (Verify) — confirm your torch model and cup size before ordering

    Real-World Use

    A stainless steel fabrication shop doing heavy TIG work at 150–200 amps noticed porosity on every other weld. They replaced the gas lens cup and the porosity disappeared. The old cup had a hairline crack invisible to the naked eye. Now they replace cups every 150 hours as preventive maintenance.

    Common Mistakes

    • Ignoring discoloration: Brown or white staining on the cup is a sign of gas leakage—replace it immediately
    • Wrong cup size: Installing a 3/8″ cup on a 1/2″ collet body leaves gaps and allows air in
    • Over-tightening the nozzle: Hand-tight is enough; over-tightening can crack the cup
    • Not cleaning the torch head: Spatter and oxidation on the torch head can interfere with gas flow—clean it when you replace the cup
    • Waiting for complete failure: Replace cups at the first sign of porosity, not after multiple failed welds

    Safety Notes

    • Always wear ANSI Z87.1-rated safety glasses or a helmet when welding
    • Let the torch cool for 5–10 minutes before removing the cup—ceramic cups retain heat and can cause burns
    • Ensure proper ventilation; TIG welding produces fumes that require respiratory protection (OSHA guidelines)
    • Never touch the cup or nozzle immediately after welding

    Always follow the manufacturer’s instructions and your shop’s safety procedures. If you’re unsure about fitment or ratings, verify before you buy or install.

    Where to Buy

    Available at ArcWeld.store (stock and shipping: Unknown – verify)

    Product not found.
    “>TIG Gas Lens Collet Body #17, 18, 26 Torch 2PK (45V27-1/8")
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