NEWS

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  How to prevent the deformation of ductile iron rain grate?

  After the size and appearance of some cast iron grates are seriously deformed after being transported in and out of the design drawing of some cast iron grates and even the appearance of some cast iron balls. For example, the edging strip is bent and deformed, the straight line difference is very...

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  What is the difference between rainwater well cover and sewage well cover

  Do you know that in fact, the covers of wells in our daily life are distinguished by materials and by types. For example, we divide the main uses of well covers into rainwater well covers and sewage well covers. What are the differences between them? First of all, let's know what the two kinds...

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  There are so many manhole covers on the main road, why not build them on the sidewalk?

  There are manhole covers on the roads in most cities in China, and many manhole covers are built directly to the main road of the road. Why are there so many manhole covers on the road? Why not build it on the sidewalk? What departments are involved? How high would the cost be if it were all tran...

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  The unique design of anti-theft manhole cover has better safety protection effect

  Now all cities have designed sewers, which can realize the circulation of sewage in the city and discharge it in a designated place, which can also ensure the environmental pollution coefficient of the city and be of greater help to the environmental governance of the city. Of course, the complet...

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  Inquiry of Customized Manhole Cover

  Manhole cover is a seal product on the top of the entrance to the underground facilities. It is a common facility in our life and are widely used . All place where install water, electricity, telecommunications, gas, heat, fire protection, sanitation and other public facilities need to install ma...

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  Why should ductile iron manhole covers be installed on roads?

  Nodular cast iron manhole cover is an upgraded version of ordinary cast iron manhole cover. Now, nodular cast iron manhole cover will be used on major highways, national highways and urban roads, which can be regarded as upgrading from cement manhole cover to cast iron manhole cover, and then upg...

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  How to prevent the deformation of ductile iron rain grate?

  Many manufacturers have experienced such experience. When the ductile iron rain grate is transported to the supplier, the appearance design and appearance of the rain grate go in and out of the size of the drawing, and some even have serious deformation. For example, the edging strip is bent and ...

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  Application of different thickness products of nodular well cover manufacturers

  Cast iron manhole covers are very familiar to you. You can see their shadow when walking on the street. Most of the manhole covers you see are nodular cast iron manhole covers. Today, I will introduce you around the application of different products of nodular cast iron manhole cover manufacturer...

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  Relationship between bearing capacity and service life of resin manhole cover

  The well cover has the advantages of excellent damage, simple forming, low noise, good chemical corrosion resistance, good acid and alkali resistance, beautiful appearance and so on. The relationship between service life and load-bearing of resin well cover is introduced below. 1. In terms of ...

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  How to do a good job in the inspection of cast iron ditch cover plate?

  How to do a good job in the inspection of cast iron ditch cover plate? Cast iron ditch cover plate is mainly made of nodular cast iron. The quality of this kind of well cover involves the problem of spheroidization rate. The common architectural coating to solve the problem of castings is the ant...

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  How to prevent the deformation of ductile iron rain grate?

  Many manufacturers experienced such experience. After the ductile iron rain grate was transported to the supplier, the appearance design and appearance of the rain grate were in and out of the size of the drawing, and some even had serious deformation. For example, the edging strip is bent and de...

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  How to open the ductile iron manhole cover?

  How to open the ductile iron manhole cover? If we check the nodular cast iron manhole cover in the whole process of application, we must open it by the operator. However, if we do not know the appropriate way to open it, it is very easy to destroy the goods and endanger their working pressure onl...

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