At present, there are many kinds of hinges on the market, mainly because of different materials, the concrete material is stainless steel, ordinary iron copper plating, ordinary iron hinge nickel plating, etc.. Hinge can be good or bad from the surface of the processing technology to see it out. Because the hinge surface treatment method is different, the price is different, usually, the hinge is well treated is the first copper and nickel base, but also to see the hinge manufacturers creditworthiness, some manufacturers use inferior materials used shoddy deceive consumers, resulting in no direct nickel plating effect is good. There are manufacturers of the hinge has not yet been on the rust.
The best is 304 stainless steel hinge hinge, when consumers buy, to ask more observation, businesses cannot be fooled, and be aware of what is the hinge of plating surface, so as to buy high-quality products to the hinge.