The locks are the most important safety components of ordinary families, now picking a lock or unlock households thefts in an increasing number of people focus lock is also greatly increased. But the face of all kinds of locks, many buyers have been perplexed, because these locks are either extraordinarily high prices or the quality is unsatisfactory. So, how to pick to security easy to use, solid and durable locks it? Expert Tips spotted several key points:

See Materials

Locks material on the market basically divided stainless steel, copper, zinc alloy, Steel and aluminum. Stainless steel strength good corrosion resistance, the same color, is the best-made lock material; copper is relatively common, superior mechanical properties, the price parity expensive; extremely resistant high quality zinc alloy, corrosion resistance is very strong, easy to molding, generally used to make the mid-range lock.

See surface treatment

Plating, painting and coloring of three general surface treatment, through those surface treatment can form a protective film products, since the role of anti-corrosion and anti-rust and make the product more attractive and durable, can directly measure the product quality is good or bad. Good quality locks, commonly used plating processing, coating moderate, very uniform, bright color, no bubbles, signs of rust and oxidation.

To see functional design and key components

Lock of a wide variety to choose what kind of lock, depends on where. The big brands with high quality requirements for different functional requirements of a very comprehensive product classification, channel lock, bathroom lock, storage room locks, door locks, etc..

See standards

Foreign provisions for hardware locks have very strict standards, so the quality of imported products is relatively advantageous. Currently, the Ministry of Light Industry has to learn some foreign standards and amendments to the original implementation of the GB into the current more demanding QB. Small manufacturers do not follow the standard implementation in order to save costs, the big brands in the production of the product will perform standard.

Buy Tips

Large selection of high visibility, good quality, historic brand manufacturers often through agents or shops direct sales, after-sales service system networks do not have the strength and stability.

According to their economic capacity and actual use. Different locks are designed for different types of housing and door, villa apartment lock requirement is high, prices are high, but there is no need in ordinary residential so expensive lock general entrance doors with stainless steel, copper or thicker design high quality zinc alloy lock the room door lock with high quality zinc alloy beautiful and durable will Economic some.

To weigh the weight, feel, listen to the sound. Faucet with the pick is a truth, also known as stainless steel, copper or zinc alloy, some small brands will cut corners, hollow material and poor quality materials to manufacture such materials weigh up very light feel poor. sound boring; good locks contrary.

Depends on whether the manual and installation guidelines, the effort is in the details, do not have these two things, can easily lead to incorrect installation or will not use, and even the doors are being destroyed.