Padlocks have unique features according to their mechanical structure:
Due to the structural characteristics of the padlock, the padlock is convenient and flexible to use and has a wide range of uses. It can replace other locks, and other locks cannot replace the padlock. It is an ideal preventive lock, but the padlock must be buckled with the convex hole of the object to be closed to play the locking function. The internal and external functions can be closed and opened, so it cannot be used in some occasions. For example, in some occasions with high decorative requirements or matching locks, padlocks are generally not suitable. The classification method of padlocks There are many varieties and specifications of padlocks. Generally, the size of the lock is determined by the width of the lock body, and the purpose of the lock is determined by the height of the lock beam. The lock is determined by the opening method of the padlock, such as straight opening, horizontal opening, top opening, and double opening Series.
Padlocks are divided by material:
1. Stainless steel padlock: This type of padlock is characterized by strong oxidation resistance and is suitable for outdoor use. However, due to the difficulty of processing and the relatively high cost, it is less used in China.
2. Copper padlock: The main material of the lock is copper. The most commonly used ones are small copper padlocks, that is, the size below 40mm, mainly because the price of copper is relatively high.
3. Iron padlock: It is very common.