Ultra-Heavy Duty Hinges for Demanding Environments

Upgrade your marine or industrial setup with our Premium 316 Stainless Steel T-Hinges. Unlike standard stamped hinges, these are cast from solid stainless steel with a massive 4.5mm (0.17") thickness, designed to support heavy hatches, engine covers, and dock gates without bending.

Available in two sizes (4-inch and 6-inch), these hinges feature a high-mirror polish for maximum corrosion resistance in saltwater. Whether for a luxury yacht or a heavy-duty utility trailer, this is the hardware upgrade you can trust.

Key Features

  • Solid 316 Marine Grade Steel: Superior resistance to rust, pitting, and oxidation compared to standard 304 stainless. Perfect for ocean use.
  • Extra Thick Construction: Both the 4" and 6" models feature a 4.5mm thickness, providing exceptional load-bearing capacity for heavy doors.
  • Complete Installation Kit: Includes matching 316 stainless steel mounting screws, so you can install them right out of the box.
  • Smooth & Silent: Precision-machined knuckle joints ensure friction-free operation and a wide opening angle.

Technical Specifications & Size Guide

We offer two precision sizes to fit your specific project needs. Please refer to the dimensions below to select the right model:

Model Size Total Length Strap Length Width Thickness
4-Inch
(Small)
3.95"
(100mm)
2.85"
(72mm)
2.12"
(54mm)
0.17"
(4.5mm)
6-Inch
(Large)
5.97"
(152mm)
4.7"
(120mm)
2.94"
(75mm)
0.17"
(4.5mm)

Frequently Asked Questions

Q: Are screws included?
A: Yes! Each hinge comes with a set of matching 316 stainless steel screws (approx. 1.38" / 35mm length), ensuring the entire assembly is rust-proof.

Q: Which size should I choose?
A: For smaller hatches, toolboxes, or cabinet doors, the 4-Inch model is usually sufficient. For heavier engine hatches, dock gates, or barn-style doors, we recommend the larger 6-Inch model for better leverage and support.

Q: Is the 4.5mm thickness standard?
A: No, most standard hinges are only 2mm or 3mm thick. Our 4.5mm design makes these "Heavy Duty" class, capable of handling significantly more weight and stress.

Frequently Bought Together

Total price¥110.95

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