Manhole covers are removable plates that form covers over manhole openings to prevent anyone or anything from falling in and to prevent unauthorized personnel and materials from entering.
We produce manhole covers and grates of various grades from A15 to F900 gray iron or ductile iron according to customer samples or requirements.
Manhole covers:
Product Name | Manhole cover/cast iron manhole cover/cast iron grate |
Material | Ductile iron GGG500/7,Gray iron,etc |
Dimensions | As your demands |
Surface | bitumen/epoxy painting/etc /or as your request |
Load capacity | A15,B125,C250,D400,E600,F900 |
Standard | BS EN124-2:2015; EN1433 |
Color | grey/black/as your request |
Weight | 5-120kg/ as your requirement |
Feature | anti-theft, Auti-rust, less noise, long time sevice,durable, easy to assemble & dismantle;Easy to install noise reduction |
Package | wooden pallets or steel pallets, or as your request |
Note | OEM service is available |
Cast Iron Manhole Cover and Grating | 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 |
Gully grating:
Item | Description | Frame size (mm) | clear opening (mm) | Height (mm) | Unit weight (kg/pc) |
GULLY GRATING | |||||
1 | C250 gully grating | 300*300 | 170*170 | 45 | 9 |
2 | C250 gully grating | 400*400 | 270*270 | 45 | 15 |
3 | C250 gully grating | 500*500 | 370*370 | 50 | 23 |
4 | C250 gully grating | 550*550 | 420*420 | 50 | 27 |
5 | C250 gully grating | 600*600 | 470*470 | 55 | 31 |
6 | C250 gully grating | 700*700 | 570*570 | 60 | 48 |
7 | D400 gully grating | 500*500 | 370*370 | 80 | 32 |
8 | D400 gully grating | 550*550 | 420*420 | 80 | 38 |
9 | D400 gully grating | 600*600 | 500*500 | 80 | 43 |
10 | D400 gully grating | 700*700 | 570*570 | 80 | 58 |
11 | D400 gully grating | 700*700 | 600*600 | 100 | 95 |











Product inspection and laboratory testing
Our main products include Cast Iron Manhole Covers, Cast Iron Gully Grating, Cast Iron Water Box, other municipal infra structure products, meanwhile we provide ODM & OEM services of the products above as well.
Our company pays attention to every detail of the product, and implements perfect quality testing measures to ensure the overall satisfaction of customers. With strict production standards and excellent product performance, the company has obtained iso9001, ISO14001, iso18001, CE, SGS and other certifications.

A:Of course, we welcome customers from all over the world to visit our factory.
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.we accept the third party inspection absolutely.
We specialise in steel business for years as golden supplier on Alibaba, headquarter locates in Liaocheng, Shandong province, you are welcome to investigate in any ways, by all means, you could place an order in Alibaba with trade assurance which could secure your payment.