Good Quality Airtight Manhole Cover - 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:
High-quality comes 1st; assistance is foremost; business enterprise is cooperation" is our business enterprise philosophy which is constantly observed and pursued by our business for Good Quality Airtight Manhole Cover - Ductile Iron Manhole Cover – YONGTIA, The product will supply to all over the world, such as: Israel, Nairobi, Iraq, We have gained a lot of recognition among customers spread all across the world. They trust us and always give repetitive orders. Furthermore, mentioned below are some of the major factors that have played significant role in our tremendous growth in this domain.
In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.

