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What are the advantages of nodular cast iron manhole covers?

2019-12-05 http://fisherbuses.com/news/391.html

Ductile iron manhole covers are one of the most commonly used manhole covers in our cities. We have many advantages in using this manhole cover, which facilitates our travels in normal times and also beautifies the city. So what are the advantages of using cast iron manhole covers ? Let's introduce it in detail below.
1. High strength, it is made of high molecular weight composite material, has high compressive, bending, impact strength and toughness. After long-term use, the product will not be crushed and damaged, and it can prevent the "urban black hole" accident.
2. Beautiful appearance, exquisite pattern design on the surface of the manhole cover, can beautify the urban environment.
3, anti-theft, according to customer needs and a lock structure, to achieve theft of property in the well.
4. Strong weather resistance. The product uses high molecular weight materials with large molecular weight and strong chemical stability as raw materials for manhole covers. Through scientific formula, advanced technology and perfect technical equipment, the product can be used normally at -50 ℃ -120 ℃ .

The above content is some of the relevant knowledge of nodular cast iron manhole cover we introduced to you. I hope our introduction will be helpful for your purchase and use. If you want to know more product information, please continue to pay attention to our website, we will continue to update the product knowledge to meet your more needs.

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