| Item | Ductile Iron Manhole Cover for Drainage System |
| Size | DN100-1000mm |
| Surface treatment | black painted, oil, painting |
| Shape | square, round |
| Material | ductile iron, cast iron, QT500 |
| Heat Treatment | can be as your requirement. |
| Advantages | Delivery on time, according to the demand for materials |
| Packing | wooden case or as your requirement. |
| Delivery | within 30 days after receiving last confirm information. |
| Material | SMC, BMC, BMC+SMC |
| Load Capacity | D400/C250/B125/A15 |
| Standard | EN124-1994 |
| Lifetime | more than 30 years |
| Working Temperature | -40~200ºC |
| Dimension | diameter 500~1000mm |
| Packing | packed on pallets |
