Ductile iron well cap is widely used because it has one advantage, that is, because of its high strength and good toughness, the ductile iron well cap is 30% lighter than the same type of grey iron well cap。 Next, Shandong Ductile Iron Well Cover will give you a summary of the installation of Ductile Iron Well Cover, we need to pay attention to some problems, I hope to help you!
In order to ensure the safe use of nodular cast iron well covers in roads, it is necessary to pay great attention to the quality of the devices, to achieve accurate size, to consolidate the devices, to open easily, and to have a clean and beautiful surface。 According to the technical specifications of nodular cast iron well covers, the details of the devices are as follows:
1。 The inner diameter (or inner length X-width) of nodular cast iron covers must be greater than or equal to the reserved wellhead size, otherwise the bearing capacity will be greatly affected。
2. When installing, the separation surface between the well seat and the concrete in the air must be firmly adhered, and there must be no suspended center, otherwise, in the construction equipment, it will be crushed by the roller and affect the service life.
3. When installing cast iron well covers on asphalt pavement, attention must be paid to preventing construction machinery from directly rolling well seats. In pavement construction, slightly larger holes should be reserved on the pavement than well seats and settled after asphalt paving.
Ductile iron covers are used to cover roads or deep wells to avoid falling of people or objects。 Therefore, the installation of ductile iron well covers must be carried out in accordance with the norms, safety first。
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