coil roofing nails

2. When there are natural barriers such as canals, ponds and lakes on the side of the road, barbed rope protection nets shall not be set up in the section where there is no need to worry about people and livestock entering and illegally occupying the road land.

In addition, before the steel wire enters the zinc liquid, covered with a layer of insulation material containing zinc oxide reducing agent, can reduce the heat loss and zinc ash floating. In addition, adding zinc-5% aluminum-mixed rare earth alloy to the zinc solution, when the zinc solution contains 0.002%-0.005% aluminum mass fraction, can obviously increase the brightness of the zinc layer, and prevent the zinc solution surface oxidation caused by excessive zinc ash.

There is also a kind of stainless steel welding railing, which is also called: bridge anti-throwing mesh guardrail, in fact, the meaning of the river isolation net is the same. Stainless steel railing is a kind of high performance guardrail which has higher hardness, and corrosion resistance use long life. There are many varieties of it and also different shapes. Its basic function is to connect the guardrail structure. General guardrail thickness should be maintained at 0.7mm and above, the guardrail installation is more complex. If the tube part has some thin, affect the service life of the guardrail.