Garage door hinges come in several types according to their location on door sections. All hinges are imprinted with their numerical sizes, ie #0, #1, #2,#3, etc. Garage door hinge numbers are for easy identification.
Based on different thicknesses, there are two types of garage door hinges: 14Ga and 18 Ga.
The materials of garage door hinge are available in standard and galvanized steel or pre-galvanized stainless steel, which features a long life in tough conditions.
If the hinges on your garage door have grown old and worn out, or are making squeaking sounds when the door opens or closes, you may need to replace a garage door hinge.