Our Quality manhole cover gully grating has high quality and competitive prices They are widely in construction, public and gardon We are offering diverse range of manhole covers like: 1. Heavy Duty Square and Rectangular Manhole cover and frame. 2. Medium Duty Square and Rectangular manhole cover and frame. 3. Light Duty Square and Rectangular manhole cover and frame. 4. Circular cover with circular frame 5. Circular cover with square frame 6. Channel grating 7. Bench leg, surface boxes Detail info as follows: Materail:Ductile iron and Grey iron Grade:A15 B125 C250 D400 Weight:2KG-300KG Primary competitive advantages: A. Excellent and high qulity control B. Prompt delivery C. Small order accepted D. OEM service E. Customers drawings or samples accepted. F. Packing: carton, wooden case, pallets or according to customers requirements.