Types of Entrance Doors and Selection Rules Safety Is Not Enough

The entrance door is the first door into the house, also called the entrance door. It not only protects security but also acts as a facade, so you must not be careless when choosing. So what are the common types of entrance doors? How should I choose the entrance door?

Entry door inspection standards

1. Inspect the door body

Generally qualified entrance door The thickness of the door frame steel plate should be greater than 2mm, the door body steel plate thickness should be greater than 1mm, the door body thickness should be greater than 20mm, and the door body weight should be greater than 40kg. The internal structure of the door can be inspected by removing the cat eye, doorbell box or lock handle. There are several reinforced steel bars in the door body to organically connect the front and rear panels of the door body. It is best to have asbestos and other materials with fireproof, thermal insulation and sound insulation functions as fillers inside the door.

2. Check the workmanship quality

Qualified entrance doors should have no Welding defects (such as open welding, missing welding, missing welding, etc.), the door leaf and the door frame are closely matched, the gap is even, and the opening is flexible. In addition, the surface of the door panel should be treated with anti-corrosion, usually by spray painting and plastic spraying. The surface of the paint layer should be free of bubbles and uniform in color. Most doors have rubber seals embedded in the door frame, which prevents harsh collision sounds when closing the door and also plays a protective role.

3. Check the locks

Qualified entrance doors are generally those that have passed the inspection by the public security department. Special anti-theft lock, at the same time, the lock should be protected by a steel plate with a thickness of more than 3.0mm.

Mechanical anti-theft door locks are divided into ordinary protection levels (Level A) and advanced levels (Level B). The security performance of Level B anti-theft locksIt is 5 times that of Class A lock.

Four. Others

In addition to the above content, the inspection of the entrance door also requires Evaluate various properties such as material, aesthetics, sound insulation, explosion-proof, and corrosion resistance.

Types and advantages and disadvantages

Iron entrance door strong>

The box door consists of a door panel, a door liner, and a heat insulation layer. The price is relatively low, but it is easy to rust.

Stainless steel entrance door

It is made of stainless steel plate material. One of the common types.

Armored door

Armored door is a high-end entrance door that does not use traditional surface treatment methods. Instead, it adds a layer of wood veneer to the surface of the steel entrance door. It not only ensures safety, but also improves grade.

Entry door size

The size of the entrance door should be compared with the size of your own door. The following are common reference sizes:

Single door 2000*700mm, 1800*700mm , 2000*750mm, 1800*750mm, 2000*80 0mm and other sizes

Hinged door 2000*800mm, 2000*750mm, 2000*700mm and other sizes

Folding door 2000*700mm, 2000*750mm, 2000*800mm and other sizes

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