According to the national standard fireproof door in front of the steel how thick, how thick the back
According to the national standard fire security door steel plate, anti-theft door door plate steel plate thickness shall not be less than 2 mm; use the destruction tool in the security door to break a 615 square centimeter hole, time can not be less than 15 minutes. Equipped with anti-theft lock, in a certain period of time can resist under certain conditions, non-normal open, with a certain degree of security performance and meet the appropriate level of security security door. The security door is called "security door". It combines both anti-theft and safe performance. In accordance with the "anti-theft security door general technical conditions" provides that qualified security door in 15 minutes using chisels, screwdrivers, crowbars and other ordinary hand tools and hand drill and other portable power tools can not pry open or in the door to open a 615 square millimeters Open, or open a 38 mm square opening in the semicircle with a locking point of 150 square millimeters. And anti-theft door on the use of the lock must be detected by the Ministry of Public Security testing with anti-drilling function of the anti-theft door dedicated lock. Anti-theft doors can be made of different materials, but only to achieve the standard test qualified, to receive security products to ensure that the door can be called security door.
Should be 5mm thick it! Specific I am not very clear, the landscape does not do this, so I do not know ah!
The national standard stipulates that the thickness of the door frame of the anti-theft door shall not be less than 2 mm; use a damaging tool to break a 615 square centimeter hole on the security door for no less than 15 minutes. Qualified anti-theft security doors used by the material must meet the national standards, steel door frame door steel plate thickness should not be less than 2 mm, the front and rear panels generally use the thickness of 0.8 to 1 mm between the steel plate, There are skeleton and reinforced plate, and filling the silk paper foam, aniline paper foam and other fillers to increase the resistance of the door. Hope to have a role for the landlord · envy 姬 肯 Ken 诔 stables to reach the fear of China landscape design group
