how much does it cost to replace the lock cylinder for the security door? You may ask this question when your security door breaks down. Then, the following small series will talk about how much it costs to change the lock core for the security door.

1. How much does it cost to replace the lock cylinder of the security door?

First of all, let's get a general understanding of the security door grade. According to the new national standard, the security level of the security door is divided into four grades: A, B, C and D. Of course, the security performance of different security levels is different, and the security level is determined by the time of the door's damage prevention: Class A security door-not less than 3 minutes, Class B security door-not less than 1 minutes.

first of all, the price of replacing the lock core with the security door. Since it is for security, you can't buy a lock core with a low price at will, but choose a lock core that is suitable for your own security door and has a moderate price, so as to give consideration to safety and economy.

The price of replacing the lock core of the security door depends on the quality of the lock core. It is cheaper to replace the lock core of the D-class security door for general household use, generally about 9 ~ 12 meters away, especially those from 2 yuan or above.

second, how to change the lock core of the security door

when people are ready to change the lock core, they are reluctant to let workers do it, because there are also unsafe factors. It is also possible to learn how to change the lock core with work and then practice the operation by themselves. Generally, buy a new lock cylinder from the same lock cylinder, disassemble the panel to remove the lock nail, then disassemble the lock cylinder cap, then take out the lock cylinder, install the new lock cylinder, and finally install the upper panel, and it is finished.

The above is the question of how much it costs to change the lock cylinder for the security door introduced by Xiaobian. I hope it can help you. For more information about changing the lock core of the security door, please continue to pay attention to the decoration of Tuba Rabbit.