The door hinges are made of steel. The latest self-closing door hinges withstand extreme heat. If the heat from a fire is detected early on, then the passive spring device, inside the hinge, activates and releases its spring force to close the door while containing the fire.

Hoop in hardware, perhaps lots of people get the idea of it, however, don't underestimate it. Hoop is the center of door suspension system, on which the opening and closing of a door depends entirely. Provided that the hinge is installed in the incorrect place of the door, the door will not be able

Fire rated door refers to the door that can meet the requirements of fire stability, integrity and thermal insulation in a certain period of time, together with the frame. Fire doors are one of the measures for the fire separation of buildings. They are usually used for firewalls, stairwell entrance

The hinge, an important component of the door, is related to its function and service life. With the increasing variety of functions, hinges come in a variety of specifications, but it is also important to ensure the safe use of hinges after retrofitting or replacement. Let's find out how to install

Door hinges are one of the hardware accessories used to connect or rotate the device so that the door can be opened and closed freely by the hinge. There are many types of door hinges, such as fire door hinges, metal door hinges, European door hinges, etc. Generally, hinges consist of a pair of meta

A fire door is a door that can meet the requirements of fire resistance stability, integrity and thermal insulation within a certain period of time. It is mainly used as an opening door at firewalls, stairwell entrances, evacuation routes, pipe shaft openings, etc. A fire door is usually used to pro

Commercial heavy duty door hinges are specialized hardware designed to attach multiple heavy objects to a door and thus stabilize how they turn. They are most commonly referred to as heavy duty, ball-bearing hinge, or heavy-duty ball bearing hinge.

Door hinge is a very important part of your interior or exterior door. If your door is acting up, or you notice the squeaks and sounds when you open or close your door, chances are door hinges are to blame. To help you know more about this little, but important, piece of hardware,just put together this quick guide.

Commercial door hinges are heavy duty, industrial door hinges designed to connect several heavy objects together to stabilize the way they turn. They're also referred to as heavy-duty, ball-bearing rollers, or heavy-duty steel door hinges.

Correctly handing an opening or an item of hardware is one of the most important skills you need to acquire when you work in the door and hardware industry. Many items of hardware have to be handed correctly when ordered from the manufacturer. For example, some models of mortise locks, door closers