It turns out that this kind of anti-theft door has the highest security. No wonder your door is easily broken into!

The editor made some calculations, it is getting closer and closer to the end of the year, and strengthening anti-theft should be put on the agenda again, right? As the most important security barrier in the home, the security of anti-theft doors deserves our most attention. Today, the editor will talk to you about how to judge whether the security door in your home is really safe and whether it needs to be replaced.

As we all know, the overall safety factor of anti-theft doors can be divided into four levels: A, B, C and D, which can be destroyed by conventional means. Different levels of security doors require different times. As you can imagine, Class A security doors require the longest time to destroy. Generally, the inspection certificate on the anti-theft door will be marked with \”Execution Standard\”, and those with a clear level after it are standard practices. We can make a general judgment on whether the anti-theft door is safe based on this.

In terms of physical performance, the country has standards for the thickness of anti-theft doors. The latest standard number is GB17565-2007. If the following year is 1998 indicates that it is produced according to the old standards. In addition, copper anti-theft doors have the best fire protection and anti-warping properties, but they are expensive. Stainless steel anti-theft doors and steel anti-theft doors are strong, durable and affordable, while steel and wood anti-theft doors will leave pits on the door after impact. Aluminum alloy There will be a sound of metal friction when the anti-theft door is opened and closed. If you need to replace the door, you can refer to it.

Whether the anti-theft door has a good anti-theft effect, another factor that cannot be ignored is the door\’s lock cylinder, which can also be divided into ABC three Level. If the key is a cross key or a key with grooves on both sides, the corresponding A-level door lock is actually very unsafe and can be easily pried open by tin foil. However, most anti-theft doors have adopted at least B-level door locks. It is recommended to upgrade to a C-level door lock that has a complex internal structure and is more secure. However, door locks that cannot be opened without a key are still very rare.

Generally speaking, the thickness of the steel plate is more than 2mm, the thickness of the door body is more than 20mm, and the weight is more than 40kg. Class A anti-theft doors using Class C door locks , the highest security performance. Of course, anti-theft depends not only on the door, but also on improving safety awareness and closing the door easily.

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