Security door key points

1. Distinguish anti-theft doors: In addition to anti-theft doors, there are steel entry doors, anti-pry doors, security doors, armored doors, etc. on the market. The so-called real anti-theft doors must be tested by a statutory testing agency. The only anti-theft door in my country The door standard is GB17565-1998 "General Technical Conditions for Anti-theft Security Doors" formulated by the Ministry of Public Security in 1998, which clearly points out that one of the main standards for anti-theft doors is that the abnormal opening time of the anti-theft door is 15 minutes, that is to say, within 15 minutes, use a chisel, Common tools such as screwdrivers, crowbars, and portable power tools such as hand drills cannot break open the door, so it is considered a real "security door", and the standard for the entrance door is 5 minutes for abnormal opening time. Another standard is that the thickness of the door is >=0.8mm, and the thickness of the door frame iron sheet is >=1.5mm.

2. Anti-theft lock: The anti-theft lock is the most important part of the door. The performance of the anti-theft lock is directly related to the safety of the door. When purchasing an anti-theft door, the most important thing to look at is the quality of the lock. Fame, and products must be certified by the state-designated authority. The anti-theft lock should have the functions of anti-drilling, anti-saw, anti-prying, anti-pulling, anti-shock, and anti-technical opening. The locks used on anti-theft doors are divided into single-point locks and multi-point locks. The so-called single-point lock means that the lock locks the door through the lock point of the lock itself. Multi-point lock means that in addition to itself, the auxiliary lock is driven at the same time to form multiple lock points, which are distributed around the door frame to enhance the anti-pick performance.

3. Comprehensive consideration points for purchase: After understanding the above two main points, the second is some selection factors: before buying, you should shop around. For products of the same style and brand, you should comprehensively consider the quality, price, service, etc. , to see if the material is thick. The thickness of the steel plate for making the steel door frame. The surface treatment of the steel plate has a high smoothness and no roughness and blistering. The thick steel plate has a dull sound when beaten. Weigh its weight and roughly determine whether the door leaf is solid. The structure should be reasonable. At the same time, the pattern is fine, and the solder joints are uniform and dense. Whether the lock is flexible when opening and locking the door. When opening or closing the door, whether the door leaf is easy, there should be no jamming or colliding with the door frame and making a sound. Whether the gap between the door leaf and the door frame is too large or too small, the door leaf and the door frame should be equipped with anti-theft chains, and whether the installation of the anti-theft chain is firm. , whether the handle is flexible and firm. Know the name, address, contact person and telephone number of the organizer and the manufacturer, so that the quality problem can be solved in time.