What is the meaning of the anti-theft door cylinder ABC level? Which level of lock is best?
Anti-theft door cylinder is basically divided into three levels, namely, A-class, B-class, super B-class. Among them, A-level lock core of the anti-destructive opening time is greater than 15 minutes, anti-technical open time is greater than 1 minute. B-class lock core of the anti-destructive opening time is greater than 30 minutes, anti-technical open time is greater than 5 minutes. And ultra-B-level anti-theft door lock core of the technical opening time is greater than 4 hours.
Security door is divided into A, B, C, D four levels, the corresponding anti-theft time is 30 minutes, 15 minutes, 10 minutes, 6 minutes. (For example, 080615 refers to the thickness of the steel plate of the door panel is 0.8mm, the thickness of the plate is 0.6mm, the thickness of the door frame is 1.5mm, the thickness of the door plate is 1.5mm, the thickness of the door plate is 1.5mm ). Which Class A should require the use of B-class anti-theft locks, B, C, D can use A-level anti-theft locks.
You should be the level of anti-theft door lock it
Anti-theft door lock core level is divided into A-level, B-class, super B-class (C-class). C-class best, if the lock cylinder with idling, then better than no idle! You look at the lock when the next asked the boss to know, the general C-level cylinder is much more expensive. A-level lock core, the lowest anti-theft coefficient, for the thief is really minutes to open it! Suggested, at least should also be ultra-B-level cylinder for the job!
