There are mainly the following types of hinges:
Ordinary hinge: one side of the hinge is fixed on the frame, and the other side is fixed on the fan, which can be turned to open, suitable for wooden doors and windows and general wooden furniture.
Light hinge: The hinge board is thinner and narrower than the ordinary hinge, and is mainly suitable for light wooden doors and windows and general wooden furniture.
Square hinge: The hinge board is wider and thicker than the ordinary hinge. Mainly used on doors and windows or furniture with large weight and size.
T-hinge: suitable for wider doors, such as factory, warehouse doors, etc.
H-type hinge: It is a kind of core-pulling hinge, in which a loose blade can be removed. Mainly used on wooden doors or screen doors that need to be dismantled frequently.
Screen door spring hinge: It can automatically close the door after opening, and can only be opened in one direction. The pin of the hinge can be pulled out to adjust and exchange the spring, which is mostly used on the screen door of solid web steel structure.
Bearing hinge (bronze): Each blade shaft of the hinge is equipped with a one-way thrust ball bearing, the door switch is light and flexible, and is mostly used on heavy-duty doors or special steel-framed steel plate doors.
Cold storage door hinge: surface baking paint, large made of steel plate, small made of cast iron. For use on cold storage doors or heavier insulated doors.