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What are the performance and manufacturing process of nodular cast iron manhole cover?
Source: clab66.cn Release time: 2023/10/20 17:44:58
What are the properties and manufacturing steps of ductile iron manhole covers? Here is an introduction:
Gray iron castings are similar to those already used in all key industrial sectors. The unit specifies high compressive strength, plastic deformation, ductility, severe heat resistance, impact resistance of mechanical equipment, heat resistance or ultra-low temperature, specification stability, etc. In order to better meet this change in application standards, many models of nodular cast iron and manufacturers of nodular cast iron manhole covers have given a wide range of mechanical equipment properties and kiss properties.
For example, most ductile iron castings are mainly made of aluminum alloys. The other is the high plastic deformation model, whose tensile strength is more than 17%, and the corresponding hardness is lower (370 Copernicus/mm spoon). Compressive strength and tensile strength are not the root of materials selected by designers. Other key properties include yield strength, ductility deflection coefficient, fatigue limit, strength and impact performance. In addition, corrosion resistance and electromagnetic induction may be very important for designers.
Ductile iron well cover: used as outdoor kiln well in industrial production and industrial building area. It can pave road slag and marble granite in residential quarters. All commodities can open the rear cover plate, which can be used for water supply and drainage wells, ventilation shafts, cable trenches, instrument panel wells, etc. It consists of well frame and well cover. At the same time, its hardness and ductility are far more than pig iron, and it can also be used in ports, airports and other large span, heavy load natural environments. This product is also widely used in nodular cast iron garden manhole covers, including nodular cast iron round manhole covers and nodular cast iron square manhole covers
The new invisible well cover is composed of well frame and well cover, and the well cover is designed as a square groove. If its model is also trapezoidal, it can make the well cover and well frame match more closely and improve the shortcomings of the well cover at this stage. The invisible manhole cover is only exposed on the four outer frames on the ground surface, and the middle of the manhole cover is recessed into a deep layer. The design scheme of spherical bottom edge is arc, and the classification standard of nodular cast iron manhole covers is to set rib plates on the spherical surface. The light concealed manhole cover is made of thick steel plate, and the floor tile can be laid on the surface immediately.
Customized according to customer satisfaction.
Ductile iron well cover is composed of well frame and well cover, and the design scheme of well cover is square groove. If the model is also trapezoidal, it can make the well cover and well frame match more closely and improve the shortcomings of the well cover at this stage. The invisible manhole cover is only exposed on the four outer frames on the ground surface, and the middle of the manhole cover is recessed into a deep layer. The bottom edge of the spherical surface is designed as an arc, and the spherical surface is provided with rib plates. The light concealed manhole cover is made of thick steel plate, and the floor tile can be laid on the surface immediately. Customize according to customer satisfaction and needs.
Purchase description of nodular cast iron invisible manhole cover: this kind of product is customized. Customers who need to show the specific specifications, models and regulations of products or engineering drawings. Products of different specifications and models have different prices. Please communicate with our online customer service to confirm the data information before payment. Prevent the payment amount from being incorrect and endangering the production cycle. A very beautiful invisible manhole cover made of nodular cast iron is made of solid materials and fine quality, which makes people feel like a handicraft, far beyond the scope of manhole covers. Most ductile iron manhole covers are called ductile iron decorative design manhole covers, which can be produced according to the strictness and professionalism of the products.
