Interpret the security level of security doors of

2022-07-22
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Interpretation of the security level of security doors of the top ten brands of security doors editor: Ronggao intelligent doors and windows

the top ten brands of security doors meet the various security needs of the society with rapid economic development at this stage. In the face of the continuous intelligent improvement of the door and window industry, it has become the most fierce competition in the building materials market. In fact, the security level of anti-theft door is divided into levels

in the latest national standard "general technical conditions for anti-theft safety doors", the anti-theft level of anti-theft doors is divided into four levels: A, B, C and D

class A is the most primitive and the most unsafe lock cylinder. There is only a single row of bullet slots on one side. Generally, such an anti-theft lock can be opened in about twoorthree minutes, and the lock will be unlocked faster if you are skilled

level B is a safer level. From the perspective of the key, it is a double-sided double row bullet slot, which is slightly safer than level a

the super-B lock is the safest level at present. From the perspective of the key, it usually takes more than 280 minutes to open the double-sided double row bullet slot. Generally, it takes an hour for a skilled unlocking master

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source: http://www.ronggao-gate.com/

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