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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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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product info
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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