Is the maternal and child security door practical? The selection skills of security door are recommended.

As for the mother and son's security door, I believe everyone knows more or less. This kind of mother-child door can be said to be a very good choice as a home porch and interior door. At the same time, the installation of this door is not only from the perspective of safety, but also from the perspective of geomantic omen. The following small series will introduce you to the actual use of mom's security door and the recommendation of purchasing skills for security doors.

High safety performance

The master-slave door adopts double-headed heaven-earth lock fork, all-steel double-headed transverse lock point and AB mechanical lock, so the safety performance of this door will be higher.

Structural stability analysis

The door frame plate of sub-door size is formed by Q235A hot-rolled plate at one time, so the thickness of steel plate is 1.2-2.0, and the thickness of vertical steel plate is 0.6-1.0 mm. ..

Easy installation

The door frame of the product is relatively consistent with the size of the door opening, and can be installed in one step.

Look at the qualification certificate

Generally speaking, the anti-theft door that meets the requirements has the inspection certificate issued by the legal institution, and the safety technical prevention product certificate issued by the installation technical prevention department of the provincial public security department (bureau) where the production enterprise is located.

Look at the grade

According to the thickness of the door frame, the security door is also divided into four grades: A, B, C and D. Generally speaking, how to achieve A grade is the best, and the rest grades are so on.

Watch the door lock.

Generally speaking, qualified security doors adopt special anti-theft locks that have been tested by the public security department, and the locks should be protected by steel plates with a thickness of more than 3 mm.

Look at the thickness and weight

Generally speaking, the steel plate thickness should be above 2mm, the door body thickness should be above 20mm, and the weight should be above 40kg, which is a better security door.

Look at this craft

When choosing a security door, pay attention to carefully check whether there are any welding defects on the surface, such as no welding, open welding and missing welding. And then remember to check whether the door leaf and door frame are tightly embedded, whether the gaps around them are consistent, whether the openings are flexible and whether there is noise.