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How to choose the locks material for window and door?

When people buy locks, locks do not generally have to worry about the durability or will not be long before the surface rust or oxidation. We can know from window and door accessories suppliers China that this problem is related to the material and surface treatment problems using.

 

From the perspective of durability, the best materials should be stainless steel padlock, especially as a surface material, the more you use, the more bright it. However, there are a variety of stainless steels, can be divided into ferrite and austenite. Ferrite stainless steel magnetic, commonly known as stainless iron, long time, the environment is not good will rust, only austenitic stainless steel will not rust, identification method is very simple, you can try to identify with a magnet. Copper is one of the most widely used material locks, good mechanical properties, corrosion resistance and processing properties are good, and the beautiful color, especially copper forging handle locks and other decorative pieces, smooth surface, good density, nonporous, trachoma. Thus, it is necessary to buy safe and practical window lock. Combination of strength and rust-proof and can be used 24K gold plated or gold dust and other surface treatment, it is magnificent, noble and generous to people's home add a lot of color. Zinc alloy, its strength and rust resistance more backward, but its advantage is easy to make a complex pattern of parts, especially the pressure casting. Market seen more complex pattern lock zinc alloy has very likely to do, consumers should carefully identify. Steel, good strength, low cost, but easy to rust, is generally used as the internal structure of the material using locks, are not suitable for exterior trim.

 

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