How much does it cost to change a lock core for a general security door?

Deadline: June 30th, 20021year. The price of replacing the lock core of ordinary security door is around 100-300 yuan.

First of all, the price of replacing the lock core of the security door. Since it is for anti-theft, you can't buy a lock core with low price at will, but choose a lock core with moderate price suitable for your own security door, 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. Generally, it is cheaper to replace the lock core of D-class security door at home, generally around 90 ~ 120 yuan, especially in 200 yuan.

If you don't want workers to change the lock cylinder, you can also find videos online to learn how to change the lock cylinder, and then practice the operation yourself. Generally, you can buy a suitable new lock cylinder as usual, disassemble the panel to remove the lock nail, then disassemble the lock cylinder cover, then take out the lock cylinder, install a new lock cylinder, and then install the panel, and it is finished.

Matters needing attention in replacing lock core of security door:

First, when replacing the lock core for the security door, first choose the lock core with the same size. At this time, it is necessary to find the location of the lock core for the security door, remove the corresponding screws, and use the key to pull out the original lock core from the door lock. The last step is to measure the size of the lock core, so as to facilitate the selection of the lock core with appropriate size.

Second, choose the right lock cylinder, and then install it. Although the steps and methods of installation and disassembly are very different, attention should be paid to the fact that the screws should not be too tight during installation, otherwise the handle of the security door will not be easy to open.