Key points: How to detect the quality of the fence net?

Observing the appearance and color is to judge the quality of the guardrail by the appearance color. Take the iron wire mesh fence for example, because the zinc quantity and process of hot-dip galvanizing and electro-galvanizing are different, the price difference is about 500 yuan. The difference between the two being correct and fast is to ensure good quality and avoid self-loss. The color of galvanized wire mesh is shiny and black, and the color of electrogalvanized wire mesh is blue.

Plastic-coated guardrails can also be used to examine whether its color is beautiful, whether it is shiny, whether it is smooth and shiny, and so on. Generally speaking, good plastic-coated surfaces are bright and beautiful (except for frosted guardrails), while poor ones have no luster and color. Sewage.

Touch and touch. Touch the surface with your hand to feel whether it is smooth, clogged, and delicate. A good surface treatment should be smooth and fine, without unevenness. In addition, you can also use your nails to press the surface to see if it is firm (first check the quality of the plastic layer).

To measure its weight, the quality and price of a product are fundamentally inseparable from the element of weight. After weighing its weight, measure its quality so that the manufacturer can summarize and inspect the mesh, wire diameter, frame, column and other guardrail components. Can eliminate the problem of cutting corners.

With twists and turns, remove an iron wire from the guardrail and wrap it with an iron rod 2-4 times thicker. If the outer coating is cracked or dropped, it is a substandard product. This method is mainly aimed at galvanized wire fence.

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