The manhole cover is a concept that is being reminded a lot recently. So what is manhole cover? What are the characteristics of this type of lid?
Today, when walking on the roads, you will easily encounter manhole covers all the way by the advantages and advantages they bring.
What is manhole cover?
The manhole cover is the lid of the pit under the sewer to facilitate the dredging of manholes and sewers in the most convenient way. This is a product made from many different materials used to cover the manhole to protect the manhole.
Types of manhole covers:
The manhole cover is made of many different materials with its own advantages and disadvantages. Here are the most common types:
1. Manhole cover with cast iron
Being a kind with a long history, it is produced from gray or cast iron cast iron with outstanding advantages such as low cost, good bearing capacity, compression and bending resistance. However, this type of lid is quite strong, nắp hố ga bằng thép Thành An so it will be difficult to transport.
2. Composite manhole cover
Made from composite materials with many advantages. This type of lid is lightweight so it is easy to move. Along with that, it has good ability in anti-corrosion, anti-rust with outstanding colors. However, this type of lid is very easy to peel paint and the price is relatively high.
3. Steel manhole cover
Made from stainless steel and galvanized with exquisite ability to withstand heavy loads and very durable under harsh environmental conditions. However, its price is also relatively high.
4. Concrete manhole cover
It is a kind of concrete cover that is easy to produce with low cost but not durable, so it is rarely used. In addition, it is very heavy so it makes it difficult to move and compete so it is gradually being replaced by other products.
The best address for manhole cover production:
Our company is a leading company in the production of manhole cover products with high technical standards according to modern technological processes at the hands of professional workers. If the guest needs information about the product, please contact us for the best advice