A door lock is, as the name suggests, a device used to lock a door to prevent others from opening the door. There are many classifications of door locks, and the requirements for door locks are different in various occasions. Ordinary families generally use anti-theft door locks, which are high in safety and relatively cheap. Here introduce:
The material of the door lock
The material of the door lock introduce.
The lock materials on the market are basically divided into stainless steel, copper, and zinc alloys. Stainless steel has high strength, strong corrosion resistance, no discoloration, and is the best lock-making material; copper is more versatile, has superior mechanical properties, and is relatively expensive; high-quality zinc alloy is strong and wear-resistant, corrosion-resistant, easy to form, and multi-purpose on the mid-range lock.