OEM/ODM Supplier Manhole Cover Keys - Ductile Iron Manhole Cover – YONGTIA Detail:
1) Material:
a) Ductile Iron GGG500-7 & 400-12.
b) Grey Iron GG20.
2) Designs:
a) EN124 A15, B125, C250, D400, E600 and F900.
b) A60005 for casting design.
c) Major standards designs available.
d) As per customers’ drawings or samples.
3) Process:
c) Molding boards.
d) Green sand with hand molding.
4) Coating:
a) Cold applied black bitumen.
b) Without coating.
c) Coating as per customers’ requirement.
5) Different accessories are available.



| Ductile Iron Manhole Coverand Grating | EN124:1994 | Material: GGG500-7 |
| Class | Application | Dimension (Frame mm) |
| A15 | Pedestrians, Pedal Cyclists | Dia760 |
| B125 | Footways, Pedestrians, Car parks | 290*290, dia800 … |
| C250 | Kerbside channel of roads | 700*700, 600*800 … |
| D400 | Road, hard shoulders etc. | 850*850, 920*920 … |
| E600 | Docks, aircraft pavements etc. | as per your demands |
| F900 | Aircraft pavements etc. | as per your demands |
Packing: Steel or wood pallet, or as per customers’ requirements’.
Product detail pictures:




Related Product Guide:
Our advancement depends on the superior gear ,superb talents and consistently strengthened technology forces for OEM/ODM Supplier Manhole Cover Keys - Ductile Iron Manhole Cover – YONGTIA, The product will supply to all over the world, such as: San Francisco, New Zealand, Monaco, With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!




