Composite Inspetion Cover

Advantages of the products 1.No recovery value-It will solve the manhole cover-stolen problem thoroughly. 2.High load capacity-Its high load capacity exceeds the ductile iron. 3.Free-design-It can be designed according to users’demands,including color,pattern,specification. 4.Long service life-It can be used more than 30 years and there is no any crack in the experiment of 2,000,000 fatigue shocks. 5.Well sealed-It can used hermetically,and effectively prevent those poisonous gases leaking out from cesspool. 6.No any jangle-There is neither jangle nor rebound when cars pass through. 7.Good wear and corrosioin resistance-It will never rusts because it has good wear and corrosion resistance.