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Anonymous users2024-01-24This has nothing to do with the brand of anti-theft door, but is related to national requirements, according to the standard requirements of the relevant national anti-theft door, the Class A anti-theft door must be equipped with a Class B anti-theft lock, that is, if it is a Class A anti-theft door, it must be a Class B anti-theft door lock.
However, at present, due to cost factors, the most anti-theft door locks used in Class A anti-theft doors are double-row bullets, and there are very few special-shaped or curved grooves, not to mention double-sided blades or idling such as super B.
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Anonymous users2024-01-23Explosion-proof lock body, factory direct sales, generally do dealer business, drag friends to get the door, save a lot of money, the quality is not bad.
Security doors are now hierarchical, A. Second. Third.
Fourth.. The best is Grade A. >>>More
Panpan security door can not be so poor quality, let alone such after-sales, I have reported you that this is deliberately slanderous!
This is not absolute, and the Grade A door may not be equipped with a good lock core or a real lock cylinder, you need to take a picture or describe it in detail.
Grade A is more anti-theft than Grade B, the keyhole of Grade A is 12, and there are 10 Grade B, of course, the thickness of Grade A door and Grade B door is the same, except for the lock cylinder, Grade A is used in super B, and Grade B is a B-level lock. Generally speaking, the Grade A security door is more resistant to damage and damage, because the Grade A security door is the most solid in these categories, and the material of the inner door is also thicker.
The anti-theft door is divided into grades, the thickness of the Grade A security door is about 2 mm, the security door is used in fire and sound insulation, heat insulation and thermal insulation performance of aviation honeycomb aluminum or aluminum silicate rock wool, etc., like the anti-theft performance of the lock of the Grade A security door is B-level, which is what we call the advanced protection level, the Grade A anti-theft door will be more durable.