10 Pack 4" x 4" Weldable Door Hinges, Heavy Duty Metal Weld On Gate Hinge for Trailer Ramp Garage, 1/5"(5mm) Thick Welded Butterfly Hinge and Weldable Steel Hinges for Carriage Doors

Product Features: Formed from 1/5" thick high quality pig iron material for strength and durability. This weldable hinge measuring 4"x4"and a thickness of 1/5 inch. The hinge weights 1.2lbs, please check the dimensions of the product before purchasing. Widely used on trailers, heavy-duty metal gates, freight trucks, cargo trucks, campers, storage box rockers and cabinets in both residential and commercial applications.

• PRODUCT SPECIFICATIONS: 10 packs of weldable heavy-duty hinges – 4 x 4 inches (101.6 x 101.6 mm) in size, with a thickness of 1/5 inch (5 mm), a 1/4-inch pin, and a weight of 530 grams. These hinges are constructed from high-carbon steel, ensuring robust structural integrity to withstand heavy loads and frequent use in demanding scenarios.
• WIDE RANGE OF APPLICATIONS : The 4-inch heavy-duty weldable hinges are crafted from high-quality steel, ensuring durability, sturdiness, and an extended service life. Easy to use, ideal for high-stress applications where reliable load support is critical. Typical use cases include supporting heavy doors and large gates. Additionally, they are widely applied in scenarios like truck compartment doors, trailer ramps, custom metal fabrication projects and DIY projects.
• HEAVY-DUTY DURABILITY: Our weldable hinges are carefully designed for long-term use. Made of high-quality steel with good corrosion resistance, they stay reliable even in harsh outdoor environments (rain, snow, saltwater). Avoid rust-induced seizing or weakened load capacity, reducing maintenance needs. Whether facing temperature fluctuations, exposure to dust and debris, or regular heavy loads, these hinges consistently deliver reliable performance, reducing the need for frequent maintenance.
• SMOOTH SURFACE FINISH: Each weldable hinge undergoes a thorough vibratory deburring process, which effectively eliminates surface flaws, sharp burrs, and rough edges. This treatment results in a smooth, clean, and pristine surface that not only boosts the hinge’s visual appeal but also improves weld adhesion and strengthens resistance to rust. It also retains its sleek unpainted finish, which can be easily customized with any color you prefer.
• WELDABLE CONVENIENCE: Unlike traditional hinges, these weldable options require no screws, bolts, or additional fasteners during installation. They are particularly suited for permanent assembly needs—offering a more stable alternative to bolt-on hinges. Additionally, trailer hinges greater strength and security, making them an excellent choice for your trailers, doors, or tailgates. Therefore, installation is made easier.