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What material padlock does not rust

What material padlock does not rust

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According to material points 1, stainless steel padlock: This type of padlock is characterized by strong antioxidant capacity, suitable for outdoor, but because of the difficulty of processing, the cost is relatively high, less domestic use. 2, copper padlock: lock the main material is copper, the use of the more common are the main small copper padlock, that is, the following size 40mm, mainly copper is relatively high. 3, iron padlock: the use of very common. A, electroplated iron padlock: table B, gray iron padlock: the surface with gray paint treatment, after the emergence of many color padlocks, are such a class. C, imitation copper padlock: In fact, iron-plated padlock, refers to the surface of copper 4, zinc alloy padlock: such padlock by the die-casting machine one molding, high precision.
Press the unlock method points Top open padlock: refers to the key in the lower part of the lock, unlock the lock beam (lock hook) to the top. Straight padlock Cross the padlock: as the third picture Cross pad (also known as giant padlock): as the second picture padlock 3. Password padlock: because the key to open the padlock because of the higher opening rate, especially the smaller padlocks, the high opening rate is not applicable. So it developed a password padlock. Its features: up to 10,000 kinds of passwords.
According to the shape points 1, forklift 2, chain lock 3, u type lock According to mechanical structure points Due to the structural characteristics of the padlock, the padlock is determined to be flexible and versatile. It can replace other locks, and other locks can not play a role in place of padlocks, it is an ideal anti-lock device, but the padlock must be closed with the convex parts of the hole can be engaged with each other to play a locking effect, do not have Inside and outside can be turned off and open the function, so in some occasions can not be applied, for example, in some decorative requirements or require a higher degree of matching lock occasions, generally should not use padlock. Padlock classification method Padlock variety and specifications are more, generally according to the width of the lock body to determine the size of the lock, according to the level of the lock beam to determine the use of locks, according to padlock straight, cross open, top open, double open open way to determine the lock Of the series. We commonly used padlocks are generally used to open, open two open way.

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