How to choose metal locks to decorate the new house?

The first step is to teach you good safety and choose a good metal lock.

Look at the lock material. Lock materials are mainly divided into stainless steel, copper and zinc alloy. Stainless steel has high strength, strong corrosion resistance and no discoloration. It is the best material for making lock; the copper is more general, the mechanical property is superior, the price is higher; the lock is the high quality zinc alloy, the wearability is strong, the corrosion resistance is strong, and the molding is easy. It is mainly used for middle lock.

Second see the lock surface treatment. Surface treatment can be broadly divided into electroplating, spraying and coloring. The surface of the lock forms a dense protective film on the surface of the product to play the role of corrosion protection and rust prevention, so that the lock is more beautiful and durable. Good quality locks are mainly electroplating. The coating is fine and smooth, uniform and moderate, with bright color, no bubbles, rust and oxidation.
Three can feel the lock is good or bad. Generally speaking, the lock weight is relatively high, the quality is relatively high; the lock body can not be exposed, the tip of the exposed is easily hurt, especially the end of the lock handle, the lock tongue and the lock body four positions; locking spring is good to lock and lock. G, high sensitivity and long service life.
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