Appearance and structure of security door

Surface quality and safety of the security door: The materials of security door qualified are in line with national standards, the thickness of the steel plate of steel security door frame should not be less than 2 mm, and the thickness of the steel plate generally used in thedoor leaf is about 0.8-1 mm. The doors with internal frame and a reinforced plate, and play a certain anti damage performance, and can achieve the security level requirements of the national standard.

Size and opening direction of security door: Home security door generally has four kinds of specifications, by the width and height of the four digit representation. For example: it is 1 meters in width, height of 2.1 meters, its size is 1021. The open door of the security door is divided into inner open door and outer open door, and the inner open door and the outer door are divided into left open and right open, and the user can select the open direction of the door according to different situations.