A door, referring to a building entrance or exit, or an apparatus that can be opened and shut at the entrance and exit. It is a device that divides a limited space and connects or blocks the entrance and exit of two or more spaces. Doors can be classified into interior doors and exterior doors. Func

If you need to install new hardware on a door, but are not sure if it has a fire rating. What should I have to do to know this? Before making any modifications to a door, it is important to know if the door has a fire rating. Modifications to certain products and doors can affect the door's ability

Floor spring installation is not a simple job.It should be done by the skilled persons.Wrongly installation may cause noice,oil leaking or speed problems.The steps are as below:1.Choose the suitable floor spring according to the door weight and width.2.Decide the ground digging hole position and si

A hinge is a piece of metal that connects two parts together. It is often used in the installation of doors, windows and cabinet doors. That's the stainless steel sheet that fixes the door in our house. There are two kinds of door hinges in the market: flush hinges and flat hinges. So in terms of ap

Conventional hinges are available in different heights, widths and weights that will satisfy most doors and frames. Failure to evaluate and select the appropriate hinge size can lead to early door or hinge failure. These door and frame factors influence hinge selection:Door and frame materialFrequen

Top 10 Door Hardware Brands in the International Market (2025)The global door hardware market is a thriving arena, populated by a multitude of manufacturers that specialize in crafting high - quality locks, hinges, handles, and offering complete door - opening solutions. This in - depth guide delves

The fire door can meet the requirements of fire stability, integrity and heat insulation within a certain period of time.There are four main uses of fire doors:1. Used as a regular door at any time;2. Provide emergency exits in the event of a fire;3. Prevent the fire from spreading in the building;4

American National Standard Institute (ANSI) ANSI 156.1 ItemANSI 156.1 Cycle-testGrade 1: 2,500,000Grade 2: 1,500,000Grade 3: 350,000Fire TestPass UL 10 C 3 hours fire testAnti-corrosionSalt Spray Test 200 hours This Standard establishes requirements for butts and hinges. Cycle tests, lateral and v

Dear , l hope you're doing well. We pleased to inform you that our company will be exhibiting at the upcoming Dubai Big 5 exhibition, below is our exhibition information November 26th~29th 2024Booth No: AR - E255 & E257Dubai World Trade Centre We specialize in door hardware - Door Hinge, Mortise l

In European Standard:Spring hinge, whether single or double action, embody a spring for the storage of energy but do not have a system for controlling and regulating the closing function. They provide their lowest closing power at, or near, the door closed position and, therefore, on latched doors,

Door hinge is the most common door accessory device, which connects the door frame to the door leaf and allows rotation between the two. The hinge can bear the weight of the door without causing the door to sag, and can make the door to rotate freely for a long time under the lowest frictional resis

Fire rated doors are doors that meet the requirements for fire resistance stability, integrity and insulation for a certain period of time. The use of matching door hardware can maximize the effectiveness of the fire door. So we need door hardware that also has a fireproof effect. In order to play t

Panic Exit Device are many operating functions available. The most frequently used are:

Bored locks are installed in a door with two round holes bored at right angles to one another. One hole is bored through the face of the door and is referred to as the cross bore/face bore; it holds the lock body.The other hole is bored into the edge of the lock stile of the door and is referred to

A Euro-profile cylinder is a type of cylinder used with mortice locks and are frequently found on uPVC, wooden, composite, aluminum and steel doors. Euro-profile cylinders can be installed on internal or external doors. However, the type of lock you require will depending on the door’s placement wit

It is important that the door that you choose has the UL Listed Door Hinge, as this will make it much safer for you, your family, and those who visit you. One of the most common mistakes is using cheap ball bearing hinges for interior doorways. Although these types of door hinges will work fine, they can easily break if something happens to them, such as a large impact.

American mortise locks are the best choice for commercial buildings. The quality and functions of the doors and locks will have a major impact on the safety of the building. In order to choose the appropriate American mortise lock, we need to figure out the answers to the following questions: how to