Concrete cover plate _ ditch well cover _ reinforced cement _ ditch cover plate

Ditch cover is also called ditch cover, sand Manhole cover Plate, be launched Well cover, it is used cement It is made of cast iron and is easily damaged in normal use. It is made of steel grating plate by pressure welding, which has the advantages of simple construction and installation, light weight, good bearing capacity, strong impact resistance, beautiful use of product surface after hot galvanizing treatment, rust prevention and corrosion prevention, and incomparable advantages of cast iron trench cover plate.