1. Product information:
Used For Roadway Manhole Cover Ductile Iron D400 920*920 Cast Iron
Pipe Fittings
Roadway cast iron pipe fittings, manhole cover
cast iron pipe fittings , ductile iron cast iron pipe
fittings
Manhole Covers are manufactured for construction and public use.
Manhole Covers shall be smooth and free from sand holes, blow
holes, distortion or any other defects
2.Material
① Ductile Iron GGG500-7 & 400-12
② Grey Iron GG20
3. Designs .
① EN124 A15, B125, C250, D400, E600 and F900
② A60005 for casting design
③ Major standards designs available
④As per customers' drawings or samples
4. Process
① Molding boards
② Green sand with hand molding
5.Coating
①Cold applied black bitumen
② Without coating
③ Coating as per customers' requirement
6. Different accessories are available
Ductile Iron Manhole Cover and 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 |
A15 - Areas to be used only by pedestrians and cyclists.
B125 - Pavements, pedestrianised areas and similar surfaces,parking
areas and multistorey car parks.
C250 - For covering devices installed on roadsides and in gutters
at the side of streets.
D400 - Road surfaces (including pedestrianised streets), hard
shoulders and parking areas for vehicles of all kinds.
E600 - Areas used by heavy vehicles, such as surfaces in airport
and dock facilities.
F900 - Areas sudject to particularly heavy loading, for example
surfaces in airports
