The appearance of steel doors on the market is very similar to that of anti-theft doors. From the point of view of anti-theft performance, the standard anti-theft door steel plate is thick, strong impact resistance, and the implementation is the national mandatory standard; The implementation of steel doors is their own enterprise standards, steel doors are widely used in the indoor and outdoor buildings. Used for outdoor steel door normal with a variety of uses of steel door, need to use galvanized steel plate, each strengthening parts with oxygen protection welding to strengthen welding, add waterproof threshold (or bottom seal), anti-theft pin, anti-UV coating of high quality, in order to adapt to the poor working environment of outdoor sun and rain.

Distinguishing item
First of all, in the purchase of anti-theft security door, to the dealer’s business qualification certification, to see whether the operator holds the security bureau technical management department issued the “anti-theft security door certification”.
Secondly, we should pay attention to careful inspection. The steel plate thickness of qualified anti-theft door frame should be more than 2mm, the thickness of the door body is generally more than 20mm, and the weight of the door is generally more than 40kg.
Third, when buying anti-theft security doors, we should pay attention to check whether the national certification standard “FAM” is printed on the anti-theft doors, and we can also ask dealers to provide the national anti-theft security door inspection report of the brand. If it is not the national inspection report, we should pay special attention to see whether the content is the “anti-theft safety door” inspection report, or the “steel door into the door” inspection report.