1, guardrail mesh quality, mesh is welded by different specifications of wire rod (wire), wire rod diameter and strength directly affect the quality of the mesh, in wire selection should be selected by the regular manufacturer of high-quality wire rod pulled out of the finished wire; The second is the welding or preparation process of the mesh, which mainly depends on the skilled technology and operation ability between the technical personnel and the good production machinery, usually the good mesh is that every welding or preparation point can be well connected. Some of the regular guardrail production factories in Anping are produced by fully automatic welding machines, while a small factory uses manual welding, usually the quality is difficult to maintain.

2, try to buy wrought steel fence, such iron fence is much stronger than ordinary steel pipe fence. And wrought steel fence looks very beautiful, very grade.

3, the quality of guardrail column and frame, guardrail column and frame is also a relatively lower place, some regular factories are using Angle steel and round steel, but in different parts of the selection of Angle steel and round steel should also be different.

4, guardrail mesh overall spray process grasp, generally speaking, guardrail mesh as a whole should pay attention to the uniformity of spray, there is the quality of paint is also crucial.