Modern door locks are classified according to function mainly including: Gate locks, indoor door locks, bathroom door locks, decorative door locks, oor locks, folio door locks, smart door locks, glass door locks.
Among them, our modern family commonly used are: door locks, indoor door locks, bathroom door locks,

The Gate lock of the house requires a large body, good appearance, and has an anti-theft function to ensure that it can be locked both inside and outside.

Indoor door locks require an internal insurance function, but can be opened with a key outside the room door

The bathroom door lock must be internally lockable, but the exterior must be equipped with an emergency opening device, which requires a special bathroom lock core.

Common materials for door locks include: zinc alloy, stainless steel, pure copper material, etc.


1. Stainless steel door lock.


Refers to the door lock with the handle and panel made of stainless steel. seen on the surface of the door lock. The best material is stainless steel 304, which is cast and polished, usually the color is stainless steel.


Advantages: Stainless steel material has good corrosion resistance and wear resistance. Due to the poor fluidity of the material, the shape is mostly simple, the style is generous and versatile, suitable for the modern and simple decoration style.


Disadvantages: the shape is simple, it is difficult to make complex designs

2.Zinc alloy door lock


Refers to the door lock with the handle and panel made of zinc alloy seen on the surface of the door lock. Common plating colors are PVD, Antique, Sliver, Chrome

Advantages: Zinc alloy has excellent casting performance, can cast complex shapes of castings, and the surface is smooth after polishing. Through high-quality coating process, it can greatly improve the corrosion resistance of zinc alloy door locks


Disadvantages: The strength of zinc alloy products is not as good as stainless steel, and it may be deformed and damaged after receiving a very strong external impact.

3.Pure copper door lock


Refers to the door handle with the handle and the panel made of pure copper seen on the surface of the door lock. The raw materials of pure copper products are mostly high-quality brass, and the common plating colors are PVD, Antique, Sliver, Chrome.

Advantages: Copper is one of the best pure metals. Brass is an alloy of copper and zinc alloy, which has strong wear resistance, high strength, high hardness and strong corrosion resistance. Moreover, copper has strong plasticity, and can produce various beautifully shaped handle panels


Disadvantages: Pure copper is an expensive metal, and the processing technology is complicated, so the price of pure copper door locks is usually very high.