When choosing and using nodular cast iron manhole cover, what should be paid attention to? It's necessary knowledge for engineers!
Ductile iron manhole covers are very common in our life. The products are mainly used for road drainage, community drainage and other regional drainage in China. This kind of well cover has the characteristics of anti-skid, anti-pressure, anti-seismic and anti-theft. According to the production specifications or the pressure on the products, the production process and the price for sale are also different. When choosing and using, we need to pay attention to the following items:
1. The dimension of ductile iron well cover, the dimension of ductile iron well cover, the standard plate width of general processing modulus is 995mm, and the gap between plates is 5mm. When purchasing, consult with the manufacturer according to the specific conditions of use, and pay attention to the need to meet the production technical standards of the well cover.
2. Pay attention to identify professional manufacturers when purchasing, so that the quality of such products can be guaranteed.
3. Pay attention to the bearing range of well cover. This is very important. When the bearing range of the well cover is overweight, it may threaten the road traffic safety or personal safety.
4. Pay attention to the quality of the product, check whether there is a certificate of conformity, product instructions, whether the product meets the requirements of production technical standards, etc.
5. Pay attention to check whether the pattern of manhole cover is clear, whether there are no other welding appearance problems, and whether there are problems affecting the use performance.
The above are several items that should be considered when purchasing nodular cast iron manhole covers. In the process of purchasing products, you can't be too greedy for cheap and buy unqualified manhole covers. This article is provided by Shandong nodular cast iron manhole covers. For more information, please click the official website http://www.zgcjxdw.com 。