National supervision spot check results for lock products in the second quarter of 2014

List of manufacturers of unqualified products in this spot check

Wenzhou Happy Door Lock Co., Ltd.

Wenzhou Tailang Lock Industry Co., Ltd.

Wenzhou Ouhai Xianyan Xingda Lock Factory

Wenzhou Jinqiu Lock Industry Co., Ltd.

Wenzhou Tianlun Lock Industry Co., Ltd.

Xiaolan Town, Zhongshan City, Jiadun Hardware Products Factory

Xiaolan Town, Zhongshan City, Nike Lock Co., Ltd.

Zhongshan Baomin Lock Co., Ltd.

Zhongshan Yonggu Lock Industry Co., Ltd.

Locks are the most important safety component of an ordinary family, and consumers attach great importance to locks. But in the face of a variety of locks, how can we choose safe, easy to use and durable locks?

1, look at the material

The lock materials on the market are basically divided into stainless steel, copper, zinc alloy, iron steel and aluminum. Stainless steel has good strength, strong corrosion resistance and constant color. It is the best lock material; copper is more versatile, mechanical properties are superior, and the price is more expensive; high-quality zinc alloy is strong and wear-resistant, anti-corrosion ability is very strong, easy Forming, generally used to make mid-range locks.

2, look at the surface treatment

The general surface treatment includes electroplating, spraying and coloring. Through these surface treatments, a protective film can be formed on the product to prevent corrosion and rust, and at the same time, the product is more beautiful and durable, and the quality of the product can be directly measured. Good quality locks are generally electroplated, with a moderate coating, very uniform coating, bright colors, no signs of air bubbles, rust and oxidation.

3, see functional design and key components

There are many types of locks, and what kind of locks to choose depends on where they are used. Large brands with high quality requirements have very detailed product classifications for different functional requirements, such as channel locks, bathroom locks, storage locks, and door locks.

4, choose the brand

It is necessary to select large brands with high reputation, good quality and long history. Small manufacturers are often sold directly through some agents or shops, and there is no strength and stable system network for after-sales service.

5, according to their own economic ability and practical use

Different locks are designed for different houses and doors. Villa apartment locks have higher requirements and higher prices, but ordinary houses do not need to use such expensive locks. Generally, the entrance door is made of stainless steel, copper or thicker. The high quality zinc alloy locks, while the high quality zinc alloy for the door locks are aesthetically pleasing and economical.

6, to squat weight, feel, listen to sound

Also nominally stainless steel, pure copper or zinc alloy, some products will be cut corners, made of hollow materials and inferior materials, such materials are very light, the hand feel is very poor, the sound is very stuffy; good locks are the opposite .

Moderator: I hope our program will help you. For the list of unqualified products manufacturers, you can check the website at the bottom of the screen. You are also welcome to call our news hotline to provide us with news clues. This program is over, thank you for watching, we will see you next time!

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