A Square Cover for Road Ditches
Many road drainage ditches have square openings. This Cast Iron Gully Cover is designed to fit these applications. Ductile iron provides a strong body, with an asphalt paint coating on the surface. The cover has a D400 load rating, making it suitable for vehicle road ditches. Its square shape matches the ditch opening.

Square Body, Strong Under Trucks
The clear opening measures 400×400 mm, while the cover outline measures 428×428 mm. The cover thickness is 50 mm. This model does not include a locking system. The D400 rating provides heavy-load capacity for vehicle road applications. The square design fits road ditches, and the cast iron body is designed to withstand vehicle impact and regular wear. Custom logos are available upon request.

Specifications at a Glance
|
Item |
Details |
|
Material |
Ductile iron with asphalt paint finish |
|
Clear Opening |
400×400 mm |
|
Cover Outline |
428×428 mm |
|
Cover Thickness |
50 mm |
|
Locking System |
No |
|
Load Rating |
D400 |
|
Customization |
Custom logo available |
|
Applications |
Vehicle road ditches |
|
Features |
Ductile iron construction with D400 heavy-load rating; square ditch cover design; impact-resistant body; wear-resistant |

Big Orders and Custom Work
Our monthly production capacity is approximately 3,000 tons, with peak annual output reaching approximately 70,000 tons. This capacity supports large orders. The minimum order quantity is 100 sets. Samples can be provided before mass production, with a sample lead time of one week to one month. A warranty is included.
Casting Control Inside Our Factory
Our factory has a dedicated casting area for square ditch covers. During production, our team controls molten iron temperature, pouring speed, and cooling time. These process controls help maintain consistent cover strength and impact resistance. Our team also checks the edges, holes, and thickness of each batch to maintain product consistency. These checks help ensure that each Cast Iron Gully Cover meets the required specifications.
Questions Buyers Often Ask
Q: Can you support large orders?
A: Yes. Our monthly production capacity is approximately 3,000 tons.
Q: What load rating does this cover have?
A: It has a D400 load rating.
Q: How thick is the cover?
A: The cover thickness is 50 mm.
Q: What is the minimum order quantity?
A: The minimum order quantity is 100 sets.
If this product meets your project requirements, please contact us for more information. A dedicated sales representative and back-office staff member will handle your inquiry. We can help you select a suitable model and manage purchasing risks throughout the process.
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