Ductile iron round manhole cover, various fonts can be customized

型号：

700#

规格：

700*800*65

承载能力：

400

Features of cast iron round manhole cover:
:
． Environmental protection: All raw materials of high-performance modified tablets meet environmental protection requirements and will not cause any pollution to the environment
． Save mineral resources: Under the current situation of increasingly tight domestic iron ore resources, our company has developed high-performance modified sheets to replace traditional cast iron manhole covers and save iron ore resources
>． Anti-corrosion: Acid-resistant, alkali-resistant and salt-corrosion resistant
Non-rusting, suitable for use in various harsh environmental conditions and adaptable to temperature range
Wide: Can be used under conditions from -℃ to ℃.
． Cast iron manhole covers are easy to transport, install and repair with the same performance, which greatly reduces labor intensity
. Due to the special properties of the modified sheet material: the product has strong plasticity, beautiful appearance, strong tintability, and rich color change. The whole material is used for coloring instead of spraying. Therefore, the surface of the color product is smooth and smooth, and the hand feel is smooth and delicate. It can be consistent with the surrounding tone and floor material of the floor. Beautiful and practical
． Anti-theft: This material has no recycling value once formed. Natural anti-theft fundamentally eliminates theft, thus making up for the shortcomings of safety accidents caused by frequent theft of cast iron manhole covers. This product is also equipped with a unique locking system independently developed by our company to realize equipment in the well. , Facility theft prevention. It can completely prevent the occurrence of urban black hole accidents and bring great convenience to the management of municipal public departments
. Low noise: This product is made of non-metallic materials and has no harsh metal impact sound when a car is rolled over, which greatly reduces noise pollution.
． Long service life. This product has been tested by the National Construction Engineering Quality Supervision and Inspection Center and can withstand tens of thousands of anti-fatigue tests. The service life can reach more than thirty years! It is the most ideal substitute for cast iron manhole covers.