2022 Good Quality Lockable 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:
We know that we only thrive if we can guarantee our combined rate competiveness and good quality advantageous at the same time for 2022 Good Quality Lockable Manhole Cover - Ductile Iron Manhole Cover – YONGTIA, The product will supply to all over the world, such as: Luxemburg, Southampton, Bangkok, We warmly welcome your patronage and will serve our clients both at home and abroad with products and solutions of superior quality and excellent service geared to the trend of further development as always. We believe you will benefit from our professionalism soon.
The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.




