How to choose a security door?

2021-04-05 11:46:55 • by deer hadware


The classification of anti-theft doors can be divided into A-level, B-level and C-level according to its security level.
Among them, the C-level anti-theft performance is the highest, the B-level is the second, and the A-level is the lowest.
Most of the doors seen in shopping malls are Class A anti-theft security doors. At the same time, according to the difference of its structure, it can be divided into three types: flat open anti-theft security door, fence anti-theft security door and fence folding door.

When choosing a security door, the following points can be for your reference.

1. Choose a brand

Brand is a sign of product quality and service. Brand mainly refers to product brands and dealer brands. When buying anti-theft doors in the market, it is best to go to a formal large-scale home building materials city to buy. When buying, you should also pay attention to the security door should be marked with the "FA meter" logo, the name of the company, the implementation of standards, etc., and the door that meets the standard can be both safe and reliable.

2. Pay attention to the inspection certificate

Must have a test certificate issued by a statutory testing agency, and a production permit for safety technology protection products issued by the safety technology protection department of the provincial public security department (bureau) where the manufacturer is located.

3. The size is right

The thickness of the steel plate of the qualified anti-theft security door frame should be more than 2 mm, the thickness of the door body should generally be more than 20 mm, and the weight of the door body should generally be more than 40 kg. The inside of the door can be inspected by removing the peephole, doorbell box or lock handle. structure. The appropriate anti-theft door should be selected according to the actual requirements of the room's door opening size, opening direction, color pattern, etc.

4. Material selection

In terms of material, stainless steel is more commonly used at present, which is beautiful, durable and anti-corrosion. The popular stainless steel anti-theft doors are mainly made of models 302 and 304; the thickness of the steel plate is that the thickness of the door frame steel plate is not less than 2 cm, and the thickness of the steel plate at the front and back of the door leaf is generally between 0.8 cm and 1 cm. The door leaf is equipped with a frame and a reinforcing plate.

5. Qualified anti-theft door with lock

Generally use three-way locks or five-way locks, not only the door lock is locked, but the upper and lower bars can be inserted and locked to fix the door. Most doors are also embedded with rubber sealing strips on the door frame, so that when the door is closed, there will be no harsh metal collision sound.

6. Process quality

Pay attention to whether there are defects such as open welding, unsoldering, missing welding, etc., and check whether all joints such as the door leaf and door frame are tight, the gap is uniform, whether there are obvious undulations on the board surface, whether there are scratches, paint peeling, and welding. Phenomenon, the product accessories are complete, the door bell is crisp and sweet, there is no long or silent situation, the cat's eye has a wide field of vision, high definition, and the glass lens is not damaged.

Tips When you buy a security door, you will get an insurance policy, which should be filled out and the return receipt will be cut. At the same time, you should also get a warranty card with the date of purchase, the address of the point of sale and the contact phone number, so that you can contact them when you need it in the future, and also serve as the basis for verifying the warranty period.

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