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Articles

The Classification of Lock

The Classification of Lock

According to different standards, locks can be divided into different types.  First, according to the types of lock:  1. Padlock: divided into copper padlock, iron padlock and password padlock. Its main specifications are 15, 20, 25, 30, 40, 50, 60 and 75 mm. 2. Drawer lock: divided into all-copper drawer lock, copper-covered drawer lock, aluminum conductor drawer lock and cabinet lock. Its main specifications are 22.5mm and 16mm. 3. Billiard lock: divided into single-safety lock, double-sa...

The Introduction of Lock Material

The Introduction of Lock Material

When choosing lockset, people are often worried about that locks are not durable or soon rust and oxidize on the surface. This problem can directly influence the materials and surface treatment. Now let's introduce different lock materials from different perspectives.   From the perspective of the durability: 1. the best material should be stainless steel, which become more and more shining especially when used as the surface material. It has very good strength, strong corrosion re...

General Knowledge of Door Locks

General Knowledge of Door Locks

This technical article introduces some general knowledge of door locks, including its category, selection matters and install methods. Categories 1. Anti-theft lock. Exterior entry door is the divide of home and outdoor. It must have the function of insurance and security. The door is usually consisted of two: iron gate and door (usually a wood door). As for iron gate, it should be locked from both sides, which is called double-end lock. It should be noticed that the distance between the two do...

Measures to Protect Door and Window Hardware from Damage

Measures to Protect Door and Window Hardware from Damage

Reasons for hardware breakdown: Incorrect hardware accessories, which brings to poor quality; there is no metal plate at the fastening, which results in poor installation strength. General hardware damages are: insecure hardware fittings fixation, mobility, the damage of pulley and friction hinge, and opening and closing is not flexible.   Measures to prevent the damage: The model, specification and performance of selected hardware accessories should comply with state current standards and...

Notes for Selecting Locks

Notes for Selecting Locks

There are many classifications, complex hardware locks materials and processing technologies in the market and different standards or specifications, the following gives a simple instructions about how to choose the hardware locks. 1. Locks materials The lock material on the market can be basically divided into stainless steel, copper and zinc alloy. Stainless steel has high strength, strong corrosion resistance, non-discoloring, which is the best building materials; Copper is generally used, w...

Considered Factors before Buying Locks

Considered Factors before Buying Locks

With the rapid development of pillar industries, such as house, car, high-grade office buildings and hotels etc., and national defense, public security, finance and other systems growing demand for high defensive locks products, high-grade locks have a optimistic market outlook. Lock itself is a decoration, and if the material or coating appears problem, it can lead to rust or coating color fall off. It is suggested to choose gold-plated copper or other coating adhesion. With the continuous impr...

It Is Important to Maintain Locks

It Is Important to Maintain Locks

During normal application, if there is any dirt, you can use dry cloth to clear, but do not use chemicals such as detergent to scrub, which can damage the leakage protective film and cause fading. Don't use wet cloth to wipe the lock body and the handle, because some of the metal locks will rust; alloy material will wear off films of locks, so to lose beautiful effect. In use process, some of the zinc alloy and copper locks will have "spots" after a long time installed on the door,...

Locks Expiration Date

Locks Expiration Date

At the present market, the door lock is classified into class A and class B, super class B, etc. Consumers can identify its quality by billiard row number of locks. In general, rows cylinder locks are better than single one, and rows invisible lock is superior to the ordinary kind. The cost of B bolt is much higher than A, therefore, most of the lock brand products in the market are A lock. If the security door keys have one row of marbles, it may be A lock. If you feel it is not safe enough, yo...

The Maintenance of Locks Appearance and Performance

The Maintenance of Locks Appearance and Performance

This technical article introduces the maintenance methods for locks appearance and performance. The maintenance of locks appearance 1. During house decoration, please use plastic bags to seal lock handle, panels and other exposed parts, so as to avoid the lock parts surface treatment layer is covered with acidic or alkaline materials and gas erosion spots, and even delaminating phenomenon, which seriously affects the appearance quality of the locks. 2. During normal application, if there is an...

Locks Parts Processing Technic Analysis

Locks Parts Processing Technic Analysis

This technical article analyzes the processing technic of locks components from four points. 1. The materials of locks parts such as lock case, lock catch and cylinder are most iron casting. Their surface is rough, so we can use grinding wheel to polish it.   2. Polishing cylinder circle uses rag wheel of flat shape. Because of its concave and convex surface, we use new polishing cloth. At present polishing cloth is used mainly for well-distributed polishing. Wipe grease on the wheel and t...