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  • Shawn Ho

5 Different Kinds of Hinges You Need to Know

Door Hinges are indivisible parts for door. It helps doors be set on the door frame, and be swing in a fixed track. There are different shapes of door hinges which have different applications. The materials and the finish also determine the suitable environment. This article will talk about 5 different kinds of hinges, and where to use them.


1. Butt Hinges

Butt Hinges are the most common hinges in the hinge categories. We can see it on the interior doors and the exterior doors. It’s composed of 2 hinge leaves, the barrel with several knuckles, and a pin which is installed inside the knuckles. Five-Knuckle and Three-Knuckle Butt Hinges are widely used on doors, cabinets, boxes, and any other swinging devices. Butt Hinges are typically full-mortised. Which means that there are cut edges on the door and the door frame, and then the hinges can be mortised in the edge. The advantage of the full-mortise hinge is more stable and more aesthetic with a flush appearance. To have a better durability, a better load capacity and a better operation, some butt hinges are equipped with ball bearings in the knuckles:



2. Screen Door Hinges

Screen Door Hinges are commonly used on the screen doors, storm doors, and out-swinging doors. To have a self-closing function, some screen door hinges are equipped with spring, and the tension can be adjusted.


3. Tee Hinges and Strap Hinges

Tee Hinges and Strap Hinges are designed for outdoor door use such as gates, barn doors, fences, and shed doors. Tee Hinges are named based on its shape, one side is installed on the door frame, the longer side is installed on the door for a better stability. They are typically thicker, stronger, and the finish is more durable to endure the extreme weather.

4. Lift-Off Hinges

Lift-Off Hinges, or Slip Joint Hinges, are designed for emergency use. If the door needs to be removed in an urgent situation, the removable pin design can let the door be easily lifted off, without loosening the screws.

5. Non-Mortise Hinges

Non-Mortise Hinges are one of the most easy-to-install hinges. No need to cut the edge on the frame and the door. We just need to mark the location of the screw hole, and use screws to lock the hinge up. Non-Mortise Hinges are more suitable for lightweight doors.