Lanzhou urban cultural creativity fancy road guardrail

  Lanzhou urban cultural and creative fancy road guardrail - Lanzhou urban cultural and creative road guardrail - Lanzhou cultural and creative guardrail - Lanzhou fancy road guardrail - Changzhou Changtong transportation facilities Co
, Ltd
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check whether there are broken lines on the surface of zinc steel guardrail
A good zinc steel guardrail has regular texture on its surface
If the surface of zinc steel guardrail is a variety of irregular broken lines, it shows that the merchant ignores quality in order to pursue quantity in the production process of the guardrail, the reduction is too large, and folding occurs in the next rolling
As a result, the steel strength of the produced zinc steel guardrail is greatly reduced

2
Check whether the surface of zinc steel guardrail is smooth
Generally, the zinc steel guardrail with very smooth surface is of good quality, while the zinc steel guardrail with rough surface is of poor quality, and some are even uneven
The main reasons for this poor quality product are the uneven materials of iron art itself and many impurities
In addition, the manufacturer's equipment and production process are not in place, which leads to the easy sticking of steel and scarring in the production process of zinc steel guardrail

3
Check the zinc steel guardrail to see if there are cracks on the surface
Generally, cracks can be seen on the surface of iron railings with poor quality
The main reason for this problem is that the raw material is earth blank, which is very easy to crack during production

4
Check the metallic luster on the surface of zinc steel guardrail
The surface of zinc steel guardrail with good quality has a very strong metallic feeling and bright color
The iron guardrail with poor quality will show light red or pig iron color on its surface
The main reason for this problem is that the steel temperature does not meet the standard in its manufacturing process, resulting in rust or corrosion on its surface
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