has over 12 year’s experiences manufacturing & suppling Architectural Hardware for Metal Doors, Fire Rated Door &  Wooden Doors  in China, such as Stainless Steel Door Hinges, Door Locks, Lever Handles,  Door Closers, Exit Devices, Door Stopers, Door Bolts and Door Accessories etc, not only door hardware but also Door Opening Solution.

Order heavy-duty hardware for new metal door installations by selecting products that adhere to safety regulations. You need certified door hardware to ensure your building's security and maintain the strength of your door over time. D&D Hardware offers options specifically designed for metal doors,

You want durable door hinges that last a long time. In 2026, reports say Allegion plc, Hager Companies, Blum Inc., and D&D Hardware are very durable. Picking hinges with world certifications is important for safety and quality. D&D Hardware is special because it has CE, UL, and ANSI/BHMA A156.1 cert

When you buy Door Hardware, you should know your door. Here is different types of steel door.

The passage mainly tells you the components of steel door from four aspects. There are infill, door leaf, door frame and finish. Hoping you can get knowledge about steel door in here.

There are four structures classification of steel door in the article. We can learn about the form welding, paper card honeycomb, stiffened door and solid core.

Metal doors, most commonly used in buildings, have changed from being used outdoors to being used indoors (instead of wooden doors).Hardware is the most important determinant of Metal Door Quality. Let's introduce the hardware commonly used for Metal Doors.

How do you choose Metal door hardware? Many people are confused with the choice of metal door ironmongery. Metal door hardware includes Door Hinges，Lever Handles, Mortise Locks, Pull plates,Door Closers,Panic Exit Devices, Flush Bolts, Door Stoppers, Sealing Strips and so on. The ironmongery for metal door also needs different functions corresponding to the differ ent places where the metal door is located. Hardware is the most important determinant of Metal Door Quality.This is also a problem that people are perplexed in choosing hardware. This article aims to show you how to choose the right Metal Door Hardware.

Interior doors is anywhere in our daily life, they are used as building materials frequently, so the door hardware must strictly pass quality test. Consumers should pay more attention to the concept of green environmental protection, because there are many people choose and buy the aluminum alloy interior door. In addition to the quality of interior door, the door body and small hardware play an important role. We have to choose the high quality and suitable door hardware; don't choose bad hardware lower the quality of the door.