It is made of ductile iron material, it has excellent pressure resistance and corrosion resistance. It has long service life.
It can protect the urban environment and prevent garbage and leaves from flowing into the sewer, i t can reduce blockage.
The installation steps are simple, the worker can quickly and efficiently complete the installation work.
Ductile iron manhole covers grating have a lower cost, it is really an economically choice.
We produce various specifications and we support to the draft customization.
It can be widely used in roads, sidewalks, Municipal engineering, green belt, parking plant and can meet various needs of use.
| Material | Ductile iron casting |
| Surface | Black bituminous paint, epoxy painting or as per client’s requirements |
| Quality | It conforms to standard EN124 |
| Packing | Iron or wooden pallet with steel strip and plastic film |
| Certificates | SGS, BV, ISO9001-2008. |
| OEM | acceptable |
| Our manufacturing ranges | EN124 A15, B125, C250, D400, E600 and F900. |
Ductile iron manhole cover grating common size
| size | Loading | size | loading |
| 300*500 | A15 | 400*500 | B125 |
| 300*500 | B125 | 400*500 | C250 |
| 300*500 | C250 | 400*500 | D400 |
| 300*500 | D400 | 400*600 | B125 |
| 350*500 | B125 | 400*600 | C250 |
| 350*500 | C250 | 400*600 | D400 |
| 350*500 | D400 | 400*600 | E600 |
| 380*500 | A15 | 500*500 | B125 |
| 380*500 | B125 | 500*500 | C250 |
| 380*500 | C250 | 500*500 | D400 |
| 400*500 | A15 |
| Bearing Class / Loading Capacity of Cast Iron Manhole Covers | |||
| Class | Apply to | Bearing | Remarks |
| EN124-A15 | Areas where only passed by Pedestrians and Bicycles. | 15KN | |
| EN124-B125 | Footways, parking lot or similar areas. | 125KN | HOT-SELLING |
| EN124-C250 | The edge combinative area of vehicle road and the pavement. | 250KN | |
| EN124-D400 | Vehicle area and urban arterial road. | 400KN | HOT-SELLING |
| EN124-E600 | Shipping port and parking apron area. | 600KN | |
