Q:When you ask to buy [security door] Note 1. To build a good city or online search finished a direct telephone contact. 2. All brands say their products are good, how to choose products. 3. The price is about how much the range 4. Is the security key of the security door? How to ensure that the key delivery on the way did not be copied? Do you want to change the lock at the time of purchase? 5. Is the security door fixed on the door frame, strong? The original door is unloaded good, or double door good? Question added: selling anti-theft door that I live in the apartment door is not the standard, so they want to make adjustments to their original products, so, to more money, this is not the seller's disguised price increases it? In China to buy things on this unpleasant, what are not marked price, but also bargain, get good to be cheated, do not mention the enjoyment of the shopping. trouble! The The More

Buy security door is the key to choose a good brand, buy Pan Pan and Wang Li Men are good. The key to the security door is a matching seal, and then the door when you can open the key to the key cover. The security door is fixed directly on the wall of the doorway.

Q:My security door has three kinds of keys: A decoration with two temporary, B decoration finished with their own 5, the stance shield barking Du Du Sen lack of C used to destroy A my hands in the decoration with the A key lost , In order to make the master of the decoration that the A key can continue to use, can not use the C key and directly with the B? Does this do damage the lock cylinder? More

Let the workers use the A key, the decoration is completed after the completion of the use of B key stitching barking Du Du fall forest lack of key & lt; scrap A key & gt;, B key lost or bad, with the C key to open the door & , And then change the lock heart.

Q:There are 5 bars B key, 2 A key. It is said that after the renovation of the B key turn a week A key failure, but the B key turned N weeks, now the situation is A, B key can be used to make a fool often get the door to full power, what is the situation? Questions added: each B key has turned a lot of circle, 2 A key can still open the door more

First, A is used for decoration, bare out. B key on both sides of a concave, is the abolition of A key, C key is their own use! General use B after A can not be used. If ABC can not be used at the same time, this blame the end of the end of the end of the mercy of all my business for five years have not encountered. This can be replaced free of charge.

Q:Anti-theft door lock about what it means

General right hand door for right hand lock left hand door for left hand lock

Q:What is the security standard?

The latest standard "anti-theft security door common technical conditions", the anti-theft door security level is divided into: A, B, C, D four levels. Anti-theft level classification level surface material thickness lock points anti-damage open time letters that a class 2mm12 ≥ ≥ 30minJ B class 2mm10 ≥ 15minY C class 1.8mm8 ≥ 10minB Ding 1.5mm6 ≥ 6minD general home security door to C, Ding-based, the higher the level, the higher the anti-theft performance. In addition to the door itself, the door lock is the key to anti-theft, the state will be anti-theft door lock cylinder is divided into three levels: level anti-technical open time anti-destructive opening time interoperability rate standard level A ≥1min≥15min≤0.03% National Standard B Grade ≥5min≥30min≤0.01% National Standard Super B Grade ≥260min≥30min≤0.0004% Enterprise Standard

Q:What is the standard size of the security door?

Now the standard standard door for the 1021 (also from 1 meter * 2.1 meters), there is the letter gate size 1221 (1.2 m * 2.1 m). The above two doors of the size of 960mm * 2050mm 1180 * 2050; manufacturers have spot. There are the size of the door 0921,0920,1020 these three have less cash.

Q:How do you deal with the theft of the door switch?

With the home of the vegetable oil added to the door (chain) on the line

Q:Such as title

Detailed look at their own online indicators, I understand that the three out will not give people flicker. Check the anti-theft door to see three indicators. 1. Brand: Pan Pan Wang Li Mei heart step yang scolding money to rescue the ship to find the class 2. anti-theft door level: A B Bing Ding, Class A best. Formal level mark hit the door in the door on the door, it is best to have qualified code (hit the door is false), the level describes the security door, the thickness of the door frame steel. 3. Door lock level: A / B / super B. Super B best. Personally think that the ultra-B-level lock is a must, B-level lock of the national standard anti-technical open (lock tamper of the key indicators) for 5 minutes, ultra B anti-technical open time for 180 minutes. Like the difference between Audi and Alto. Personal recommended Wang Li, the only door made and lock the business, the door is of good quality. All doors are super B locks. The strength of the crystal can see Pan Pan Jing (Pan hope for the B-lock, to recognize), Jingjing also for the super B-class, is the price is too high, the door is still very good.

Q:Well, now all the security door by which the patent

Refer to the following related patent for the following security door: 1, magnetic security door, application number: .5; 2, intelligent security door, application number: .8; 3, three anti-theft door, application number: .0; 4 6, the network of intelligent security door, the application number: the burden of the factory to pay off the board of the shop coupons cunning .4; 7; 5, the natural wind anti-theft door, application number: .4; 8, intelligent multi-purpose security door, application number: .6; 9, more ..... a total of 106.

Q:What is the difference between the security door and the steel door?

Recommend you look at the national standard anti-theft door, April 1, 2008 promulgated a new standard.