Skip to content

Weld On Gate Hinges

What makes weld on gate hinges the top choice for lasting gate security?

Waterson weld on gate hinges deliver heavy-duty performance where it matters most—directly welded to your metal gates for clean lines and lasting alignment. Whether you need adjustable weld on gate hinges for fine-tuning or weld on self closing gate hinges for automatic control, we've built solutions ready for harsh environments, commercial, and industrial high use.

Ready to weld? Check out our K51P, K51PS, and K51MP Series for specs, material options, and load capacity details.

  • Original price $304.39 - Original price $304.39
    Original price
    $304.39
    $304.39 - $304.39
    Current price $304.39

    2pcs Self Closing Garden Gate Hinges | Mechanical | 6ft | 1.5” to 2” Thick | SS304 | K51MP-A2

    In stock

    If you need self closing garden gate hinges that can manage exterior wood or metal gates in full weather exposure, Waterson hinges offer an adjusta...

    View full details
    Original price $304.39 - Original price $304.39
    Original price
    $304.39
    $304.39 - $304.39
    Current price $304.39
  • Original price $497.59 - Original price $497.59
    Original price
    $497.59
    $497.59 - $497.59
    Current price $497.59

    3pcs Self Closing Weld On Gate Hinges | Hydraulic | Hold Open | 7ft | 260 lbs | 1.5” to 2” Thick | SS304 | K51MP-D3

    In stock

    Self closing weld on hinges for exterior gates often come down to closing consistency, weatherproof, and adjustable tension tuning after welding. W...

    View full details
    Original price $497.59 - Original price $497.59
    Original price
    $497.59
    $497.59 - $497.59
    Current price $497.59
  • Original price $353.00 - Original price $353.00
    Original price
    $353.00
    $353.00 - $353.00
    Current price $353.00

    2pcs Stainless Steel Self Closing Gate Hinges | Mechanical | 6ft | 260 lbs | 1” to 4” Thick | SS304 | K51P-A2

    In stock

    Dragging gates, uneven closing, or inconsistent latch speed usually point back to hinge control—not the gate. Waterson stainless steel self closing...

    View full details
    Original price $353.00 - Original price $353.00
    Original price
    $353.00
    $353.00 - $353.00
    Current price $353.00
  • Original price $456.59 - Original price $456.59
    Original price
    $456.59
    $456.59 - $456.59
    Current price $456.59

    3pcs Wooden Gate Closer Heavy Duty | Mechanical | 7ft | 260 lbs | 1.5” to 2” Thick | SS304 | K51MP-A3

    In stock

    Waterson Wooden Gate Closer Heavy Duty system delivers mechanical self-closing performance for 7 ft wooden gates up to 260 lbs. These wooden gate c...

    View full details
    Original price $456.59 - Original price $456.59
    Original price
    $456.59
    $456.59 - $456.59
    Current price $456.59
  • Original price $394.00 - Original price $394.00
    Original price
    $394.00
    $394.00 - $394.00
    Current price $394.00

    2pcs Gate Hinges Soft Closing | Hydraulic | 6ft | 150 lbs | 1” to 4” Thick | SS304 | K51P-B2

    In stock

    Soft close gate hinge combine self and soft closing performance that regulates speed from start to finish, allowing you to fine-tune closing behavi...

    View full details
    Original price $394.00 - Original price $394.00
    Original price
    $394.00
    $394.00 - $394.00
    Current price $394.00
  • Original price $345.39 - Original price $345.39
    Original price
    $345.39
    $345.39 - $345.39
    Current price $345.39

    2pcs Heavy Duty Hydraulic Gate Closer | 6ft | 150 lbs | 1.5” to 2” Thick | SS304 | K51MP-B2

    In stock

    Waterson heavy duty hydraulic gate closers support controlled soft-close operation through a combined mechanical-hydraulic system, managing 6 ft ga...

    View full details
    Original price $345.39 - Original price $345.39
    Original price
    $345.39
    $345.39 - $345.39
    Current price $345.39
  • Original price $529.50 - Original price $529.50
    Original price
    $529.50
    $529.50 - $529.50
    Current price $529.50

    3pcs Self Closing Gate Hinges Heavy Duty | Mechanical | 7ft | 260 lbs | 1” to 4” Thick | SS304 | K51P-A3

    In stock

    Waterson stainless steel self closing gate hinges give you a mechanical, spring loaded gate hinge setup with precise tension adjustment and full-su...

    View full details
    Original price $529.50 - Original price $529.50
    Original price
    $529.50
    $529.50 - $529.50
    Current price $529.50
  • Original price $497.59 - Original price $497.59
    Original price
    $497.59
    $497.59 - $497.59
    Current price $497.59

    3pcs Adjustable Swing Gate Hinges | Hydraulic | 7ft | 260 lbs | 1.5” to 2” Thick | SS304 | K51MP-B3

    In stock

    Waterson adjustable swing gate hinge system combines mechanical tensioning with hydraulic damping to manage heavier exterior gates without external...

    View full details
    Original price $497.59 - Original price $497.59
    Original price
    $497.59
    $497.59 - $497.59
    Current price $497.59
  • Original price $529.50 - Original price $529.50
    Original price
    $529.50
    $529.50 - $529.50
    Current price $529.50

    3pcs Black Gate Hinges | Mechanical | Hold Open | 7ft | 260 lbs | 1” to 4” Thick | SS304 | K51P-C3

    In stock

    Waterson black gate hinges in a 4" template include a numerical tension panel that lets installers fine-tune closing force during field setup.  The...

    View full details
    Original price $529.50 - Original price $529.50
    Original price
    $529.50
    $529.50 - $529.50
    Current price $529.50
  • Original price $570.50 - Original price $570.50
    Original price
    $570.50
    $570.50 - $570.50
    Current price $570.50

    3pcs Soft Close Gate Hinges | Hydraulic | Hold Open | 7ft | 260 lbs | 1” to 4” Thick | SS304 | K51P-D3

    In stock

    Waterson soft close gate hinges give you independent control of speed, spring power, and closing tension through a numeric adjustment panel and hyd...

    View full details
    Original price $570.50 - Original price $570.50
    Original price
    $570.50
    $570.50 - $570.50
    Current price $570.50
  • Original price $570.50 - Original price $570.50
    Original price
    $570.50
    $570.50 - $570.50
    Current price $570.50

    3pcs Heavy Duty Outdoor Door Hinges | Hydraulic | 7ft | 260 lbs | 1” to 4” Thick | SS304 | K51P-B3

    In stock

    Designed for long-term exposure, Waterson heavy duty outdoor door hinges use a hydraulic soft-close system that keeps your gate closing stable in r...

    View full details
    Original price $570.50 - Original price $570.50
    Original price
    $570.50
    $570.50 - $570.50
    Current price $570.50
  • Original price $432.00 - Original price $432.00
    Original price
    $432.00
    $432.00 - $432.00
    Current price $432.00

    2pcs Heavy Duty Stainless Steel Marine Hinges | Hydraulic | 6ft | 150 lbs | 1” to 4” Thick | SS316 | K51P-B2-316

    In stock

    Heavy duty stainless steel marine hinges manufactured from 316 stainless steel provide stable, corrosion-resistant performance in coastal, poolside...

    View full details
    Original price $432.00 - Original price $432.00
    Original price
    $432.00
    $432.00 - $432.00
    Current price $432.00
  • Original price $456.59 - Original price $456.59
    Original price
    $456.59
    $456.59 - $456.59
    Current price $456.59

    3pcs Heavy Duty Wrought Iron Gate Hinges | Mechanical | Hold Open | 7ft | 260 lbs | 1.5” to 2” Thick | SS304 | K51MP-C3

    In stock

    When you specify wrought iron gate hinges for exterior gates, the priorities are closing consistency, tension precision, and durability under daily...

    View full details
    Original price $456.59 - Original price $456.59
    Original price
    $456.59
    $456.59 - $456.59
    Current price $456.59
  • Original price $391.00 - Original price $391.00
    Original price
    $391.00
    $391.00 - $391.00
    Current price $391.00

    2pcs Stainless Steel Marine Hinges | Mechanical | 6ft | 150 lbs | 1” to 4” Thick | SS316 | K51P-A2-316

    In stock

    Stainless steel 316 hinges are often used where gate hardware must close reliably and stay stable in coastal or chemical-exposed environments. Wate...

    View full details
    Original price $391.00 - Original price $391.00
    Original price
    $391.00
    $391.00 - $391.00
    Current price $391.00
  • Original price $627.50 - Original price $627.50
    Original price
    $627.50
    $627.50 - $627.50
    Current price $627.50

    3pcs Swimming Pool Gate Hinges | Hydraulic | 7ft | 260 lbs | 1” to 4” Thick | SS316 | K51P-B3-316

    In stock

    Swimming pool gate hinges built with SS316 components use a hydraulic damper and adjustable tension system to keep closing behavior consistent in c...

    View full details
    Original price $627.50 - Original price $627.50
    Original price
    $627.50
    $627.50 - $627.50
    Current price $627.50
  • Original price $586.50 - Original price $586.50
    Original price
    $586.50
    $586.50 - $586.50
    Current price $586.50

    3pcs Self Closing Pool Gate Hinges | Mechanical | 7ft | 260 lbs | 1” to 4” Thick | SS316 | K51P-A3-316

    In stock

    Self closing pool gate hinges built in SS316 give you a corrosion-resistant, mechanical spring system with numerical tension control for 4-ft × 7-f...

    View full details
    Original price $586.50 - Original price $586.50
    Original price
    $586.50
    $586.50 - $586.50
    Current price $586.50
  • Original price $586.50 - Original price $586.50
    Original price
    $586.50
    $586.50 - $586.50
    Current price $586.50

    3pcs Self Closing Gate Hinges for Pool | Mechanical | Hold Open | 7ft | 260 lbs | 1” to 4” Thick | SS316 | K51P-C3-316

    In stock

    Waterson self closing pool hinges built in SS316 deliver a reliable mechanical closing motion that resists performance drift near chlorinated water...

    View full details
    Original price $586.50 - Original price $586.50
    Original price
    $586.50
    $586.50 - $586.50
    Current price $586.50
  • Original price $627.50 - Original price $627.50
    Original price
    $627.50
    $627.50 - $627.50
    Current price $627.50

    3pcs Heavy Duty Pool Gate Hinges | Hydraulic | Hold Open | 7ft | 260 lbs | 1” to 4” Thick | SS316 | K51P-D3-316

    In stock

    In chlorinated and coastal environments, predictable motion depends on materials that won’t degrade, and these pool gate hinges deliver that throug...

    View full details
    Original price $627.50 - Original price $627.50
    Original price
    $627.50
    $627.50 - $627.50
    Current price $627.50

What is a Weld On Gate Hinge

Weld-on gate hinge. as known as welding gate hinge, is designed to be permanently attached to a metal gate frame through welding. Unlike bolt-on hinges that can loosen or shift over time, weld-on hinges create a fixed, tamper-resistant connection that holds up under constant use. This makes them ideal for heavy-duty gates, tight-space installations, and high-traffic areas where long-term strength and alignment are critical. Whether you're working with steel, aluminum, or pipe frames, weld-on hinges provide a clean look and a reliable swing.

Why You Should Choose Weld On Gate Hinges for Long-Term Gate Support?

Unlike bolt-on hinges that loosen over time, weld on gate hinges give you a permanent, high-strength connection that won’t budge. They're ideal for gates that see constant use or take on heavy loads—delivering stable alignment, tamper resistance, and cleaner installation.

Common Issues They Solve:

  • Loose or sagging gates on traditional hinges.
  • Failure of surface-mounted hinges under heavy use.
  • Need for a clean, tamper-proof hinge installation.
  • Inconsistent gate alignment due to low adjustability.

Whether you’re working with steel, aluminum, or iron, these hinges deliver the long-term reliability you need.

What Make Heavy Duty Weld On Gate Hinges Different

Heavy duty weld on gate hinges are built to handle more than just everyday use. They’re made from solid steel or stainless steel, giving them the strength to support larger, heavier gates without shifting over time. If you’re dealing with oversized or high-traffic gates, these are the hinges built to keep things solid and aligned.

Waterson weld on gate hinges heavy duty were built to overcome these issues:

  • Chromium-Rich Stainless Steel: Adds a layer of corrosion resistance, especially important in coastal or poolside installs.
  • Salt Spray Certified: Exceeds ASTM B117 with over 200 hours at 5% salt concentration—ideal for marine environments.
  • Tested for Consistency: Each hinge is crafted using precision casting methods and has passed 1,000,000 open/close cycles.
  • Low Maintenance: A sealed cap helps protect internal parts from dirt and moisture, reducing service needs over time.

How to Weld Hinges on Metal Gates

Welding gate hinges isn’t complicated, but doing it right makes all the difference in how your gate holds up. Whether you're working with a ranch gate, a security enclosure, or a commercial access point, here’s how to get a clean, strong install using weld on metal gate hinges:

  1. Choose the Right Weld On Hinge
    Use heavy duty weld on gate hinges for gates over 200 lbs. If you need post-weld alignment, you can go with adjustable ones
  2. Prep the Surface
    Grind off rust and paint to give you a stronger weld.
  3. Position and Test
    Clamp hinges in place. Check your spacing and swing direction. If possible, dry-fit the gate and swing it a few times to test movement before welding.
  4. Tack, Then Finish
    Start with 2–3 tack welds to hold the hinge in place. If all’s good, fully weld and let it cool naturally.
  5. Seal and Protect
    Complete a full weld around the hinge tab. Apply anti-rust paint or primer to keep it looking and working like new.

When to Use Weld On Self Closing Gate Hinges

If your gate needs to close by itself, choose Waterson weld on self closing gate hinges for no springs, no extra hardware. They’re a solid pick for spots like farms, factories, or restricted areas where security and hands-free access matter.
Our self closing gate hinges offer a built-in closing mechanism that requires no additional hardware.

Weld On Gate Hinges Applications

  • Industrial Gates
  • Factory Entry Gates
  • Driveway Gates
  • Farm & Ranch Gates
  • Commercial Entry Gates
  • Heavy Duty Fence Gates
  • Steel Frame Gates
  • Industrial Swing Gates
  • Pipe Frame Gates
  • Pool Equipment Gates
  • Security Access Gates
  • Construction Site Gates