1. Material: ductile iron QT500-7
2. Project: round ductile iron manhole cover
3. Size: various specifications and sizes support customization
4. Design: en124, A15, B125, C250, D400, E600 and f900
Standard design, can be made according to customer drawings and
5. Application: suitable for underground parking lot, road
natural gas, water supply and drainage, communication and other
6. Surface treatment: spray black asphalt to prevent corrosion.
Coating can be carried out according to customer requirements.
7. Packing: standard export packing, packed with PE shrink film and
Steel or plywood pallet, non inflatable pallet or according to
Cover Lid Size(mm)
With Frame Size(mm)