SDH BLOG

product info
Daniel Cheng

Euro Profile Door Lock Cylinder

The Euro Lock Cylinder, also known as a “lock engine”, Euro cylinders are currently a highly popular locking system among locksmiths and architectural ironsmiths. The

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Product Standard
Daniel Cheng

Architectural Hardware EN Standards

Architectural Hardware EN Standards: Ensuring Compliance and Quality in Construction Architectural hardware, often referred to as building hardware or ironmongery, encompasses critical components such as

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Abby

The Differences Between Butt Hinges and Concealed Hinges: A Comprehensive Comparison

Both butt hinges and concealed hinges have their own advantages. This article explores the differences between the two types of hinges in terms of security, functionality, load-bearing, etc. Choosing a butt hinge or concealed hinge ultimately depends on your specific needs and the characteristics of the door. Butt hinges are suitable for heavier doors, are easy to install, and are ideal for traditional or high-traffic doors.
Concealed hinges, on the other hand, are perfect for those who pursue a modern look and pay attention to aesthetics. They are ideal for applications where a clean, hidden appearance is important, such as cabinets or high-end interior doors.
Ultimately, when choosing a hinge, consider factors such as the weight of the door, aesthetic preferences, security needs, and installation complexity. Ensure that the door operates efficiently and enhances the overall design of the space.

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Abby

The Ultimate Guide to Door Handles

Door handles are more than just functional hardware—they’re the unsung heroes of everyday life. From securing your home to enhancing interior aesthetics, these small yet

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Product Standard
Feng, Alfred

What Are Concealed Door Hinges?

Concealed door hinges, also known as hidden hinges or pivot hinges, are specially designed to be hidden from view when the door is closed. These

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Mag

How to Maintain Fire Door Hinges

Fire door hinges are critical components in ensuring the functionality and safety of fire-rated doors. Proper maintenance extends their lifespan and ensures they function as

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Mag

What Are Commercial Door Handles Made Of?

Commercial door handles are essential in providing durability, security, and aesthetic appeal in high-traffic environments such as offices, schools, hospitals, and hotels. The material selection

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Mag

Hinge for fire and escape doors

Hinges serve an essential role in the operation of doors. They are the mechanical components that allow doors to swing open and closed. However, when

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Purchase guide
Daniel Cheng

Euro Standard Mortise Locks: What You Need to Know

Euro standard mortise locks are a type of lock that is commonly used in Europe and other parts of the world like the GCC area, and Southeast Asia. They are designed to fit into a mortise, which is a specially cut hole in a door or frame.

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Product Standard
Feng, Alfred

Oil-free heavy duty butt hinge

Introduction A heavy duty butt hinge is an essential component for connecting two pieces of materials together, and it must have the strength to support

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Mag

Five common types of invisible doors

Invisible doors are becoming increasingly popular in modern architecture and design. They provide a unique, sleek look to any space while also offering maximum privacy.

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Purchase guide
Mag

What are Stainless Steel Door Hinges?

Stainless steel is one of the most popular materials used in door hardware due to its durability, corrosion-resistance, and attractive finish. It is especially well-suited

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Product Standard
Feng, Alfred

How is Stainless Steel Door Hinge

Stainless steel door hinges provide a strong and corrosion resistant option when compared to brass hinges. The main differences between the two types of hinges

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Product Standard
Mag

BS EN 1906 Lever handle

BS EN 1906 is a European standard for door handles and knobs. This standard sets out the performance requirements for door handles and knobs, including

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Product Standard
Daniel Cheng

Euro butt hinge- BS EN 1935

BS EN 1935 is the European standard that governs the design and performance of door hinges. This includes safety requirements, resistance to tampering, corrosion protection, and stability tests. Euro butt hinges meet all these criteria, ensuring a safe and secure installation for any door system.  With their impressive strength and reliability, these versatile pieces of hardware are sure to provide superior security for years to come.

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Product Standard
Daniel Cheng

Euro standard for door handle- BS EN1906

we’ll take a closer look at BS EN1906 standard for door handle and discuss some of its key features. We’ll also provide advice on how to choose the right door handle for your needs. So whether you’re a homeowner or a contractor, read on to learn more about BS EN1906 door handles.

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Mag

The material of door hardware

Door hardware is an integral part of our daily life. When we choose door hardware products such as hinges, lock bodies, lock cylinders and handles,

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Product Standard
Daniel Cheng

FAQ for mortise lock

The EU profile mortise lock is a kind of lock that is widely used in the world at present. The mortise lock body can be seen on

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Product Standard
Daniel Cheng

BS EN1303 for Euro profile lock cylinder

What is BS EN1303 standard Any door assembly’s protection is determined by various elements, including the door’s architecture and its immediate surroundings. But because the

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Feng, Alfred

About Us

Who are you? Before any cooperation begins, our clients/partners will ask this question in their minds, who we are and whether we can be trusted.

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Daniel Cheng

3D Adjustable Concealed Hinge CH60

Application                                                     CH60 3D Concealed Hinges are designed for commercial and residential applications Material                                                           Zinc Alloy Specification & Features                                 Suitable for timber/wood, steel, and aluminum frame

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product info
Feng, Alfred

How to choose door concealed hinge

What’s 3D adjustable door concealed hinge? Door concealed hinge also called 3-way adjustable invisible hinge, hidden door hinge, or SOSS hinge. Comparing with the butt hinge,

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Product Standard
Feng, Alfred

Door hardware for steel door

This article will introduce the whole set hardware for steel door, including mortise lock, door handle, door hinge, cylinder, door viewer, anti panic reversible lock,

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Purchase guide
Feng, Alfred

Hardware for wooden door

This article will introduce the whole set hardware for wooden door, including mortise lock, door handle, door hinge, cylinder, door stopper. Since wooden doors are

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Purchase guide
Daniel Cheng

Concealed hinge VS Butt hinge, which is better?

Concealed hinge and butt hinge, which is better? there is no exact answer, we have to choose the hinge according to the using conditions. For steel doors and fire-rated doors, we recommend using butt hinges, especially for high-frequency using doors. For interior wooden doors, both are suitable, we have to choose the right hinge according to the hinge characteristics.

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product info
Daniel Cheng

3D Adjustable concealed door hinge

Hidden door hinge, SOSS hinge, and 3-way adjustable invisible hinge are some of the other names for the 3D adjustable door hinge. Learn all info about concealed hinge from this article.

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product info
Daniel Cheng

EURO Profile mortise door lock

For commercial facilities with high-frequency usage, EURO Profile mortise locks are ideal security solutions. These locks are heavy, sturdy, and constructed with highly durable materials to last for a long time.

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product info
Feng, Alfred

The principle of cylinder

Overview The complete door lock system consists of mortise lock case, cylinder, level handle. The cylinder is the most important part for ensure the security.

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Daniel Cheng

Standard of Hardware for Escape Doors

Fire doors and related hardware control the fire at the initial stage. If it cannot be controlled, it will prevent the spread of fireworks. Finally, it will also protect the evacuation channel and allow people more time to evacuate.

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Purchase guide
Daniel Cheng

Architectural Hardware material classification.

We can make door hardware with different material, generally, mortise door lock in stainless steel material, lock cylinder in brass material, butt hinge in stainless steel, concealed hinge in zin alloy material. Do you know the reason why we choose this material?

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