Q:What is the tube well lock

Tube lock is also called simple door locks, universal door locks, pipe doors, electrical doors, line doors and other special locks.

Q:Anti-theft lock points several levels. Which is the best

According to the Ministry of Public Security GAT73-94 "mechanical anti-theft lock" provides that anti-theft lock according to its anti-theft ability of ordinary protection level and advanced protection level, the general level of protection lock, with the letter "A" said, advanced protection level lock letter "B "Said.

Q:How to identify A-level locks, B-level locks and C-level locks?

B-level lock: B-key lock for the flat key, a double row of the ball slot, with the A-level lock is different from the key surface of a row of curved irregular lines. The main type of lock cylinder is 3, the computer double row cylinder, double row crescent cylinder, double blade cylinder core. Anti-technical open time 5 minutes, the mutual high rate. Through the torsion tool, 1 minute can open the cylinder.

Q:What is the meaning of the safety of the gas stove?

Open the child lock, the children on the stove on the ignition or switch will not open the gas stove to avoid children injured. When igniting, first touch the child lock knob and then ignite the gas stove.

Q:What is the difference between A and C? How to see what is your home lock?

What is B-level anti-theft lock? To prevent technical unlock time of not less than 5 minutes Class B anti-theft lock to prevent destructive opening time of not less than 60 minutes

Q:I bought a Giant, worried that will be stolen, I hope you recommend a security and not easy to cut the hydraulic shear

It is recommended not to buy that kind of circle lock, in the online store to buy more solid U-shaped steel lock and long chain lock, lock two relative insurance, but palliative, it is best car in people

Q:Yue Ma lock good? Yue Ma lock is not expensive

Although I do not Yue Yue lock, or even a competitor, but have to say Yue Ma lock is good, at least in the country can be discharged to the forefront, is a line of manufacturers

Q:Mechanical lock and smart lock which anti-theft function stronger

smart Lock Anti-theft lock: According to the different principles of the lock cylinder, anti-theft door locks can be divided into box lock, leaf lock, magnetic lock, IC card lock, fingerprint lock and so on. Pin locks and magnetic locks are more common. Like a zigzag lock, cross lock, computer lock and so belong to the ball lock; magnetic lock a few years ago more popular, but this is relatively rare. Fingerprint lock Fingerprint lock: is a kind of human fingerprint to identify the carrier and means of intelligent locks, it is computer information technology, electronic technology, mechanical technology and the perfect crystallization of modern hardware technology. Fingerprint lock is generally composed of electronic identification and control, mechanical linkage system composed of two parts. The uniqueness of fingerprints and non-reproducibility determines that the fingerprint lock is the safest lock in all locks. Fingerprint lock fingerprint identification, according to state regulations, should be added with emergency mechanical keys. ? password Password lock: is a lock, open with a series of numbers or symbols. Password locks are usually just a permutation rather than a true combination. Part of the password lock only use a turntable, the lock within a few discs or cams; also some password lock is a group of several carved a number of dial wheel, directly drive the internal lock machinery.

Q:Lock safety level to H level what meaning

Anti-theft door lock is divided into three kinds of lock, ultra-B-class cylinder the most secure.

Q:What is the meaning of the anti-theft door cylinder ABC level? Which level of lock is best?

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!