The concept of safety locks has only a short time to enter the domestic market. The products of safety locks in the market are also uneven, good and bad, and purchasers of many companies are a little confused when choosing safety locks. Brands or brand agents, because they have sufficient economic strength and stable network system to guarantee service and after-sales, and avoid disputes caused by product quality issues.
1 Look at the surface treatment
Locks generally need to be plated, sprayed or colored before leaving the factory. These steps are beneficial to the lock itself, because after this series of processing, a protective film will be formed on the surface of the lock, which can play a role in preventing corrosion and oxidation. . Users can directly measure the quality of the lock through this.
2 掂 weight ratio feel
Cut-off locks are generally made of hollow, inferior materials, which are not only light to hold, but also feel bad to use.
3 Look at safety standards
There are very strict standards for hardware locks at home and abroad. Small manufacturers will not implement the standards in order to save costs, and large brands will generally comply with the standards.
Next: Maintenance of safety locks