A Locked Grating for Roadside Channels
Roadside drainage channels are exposed to the public, so an unsecured grate can be removed or misplaced. This Ductile Iron Channel Grating features a built-in locking system to help keep the cover securely in place. The lock also helps reduce the risk of unauthorized removal. The cover has a D400 load rating. Ductile iron provides a strong body, with an asphalt paint coating on the surface. Vehicle road channel drainage is the main application.

Long Shape, Locked Down
The cover measures 250×750×26 mm, while the frame measures 330×750 mm. The frame depth is 26 mm. This model does not include a seal. Its D400 load rating provides heavy-load capacity for vehicle road applications. The long shape is suitable for roadside drainage channels. Custom logos are available upon request.

Specifications at a Glance
|
Item |
Details |
|
Material |
Ductile iron with asphalt paint finish |
|
Cover Size |
250×750×26 mm |
|
Frame Size |
330×750 mm |
|
Frame Depth |
26 mm |
|
Locking System |
Yes |
|
Load Rating |
D400 |
|
Seal |
No |
|
Customization |
Custom logo available |
|
Applications |
Vehicle road channel drainage |
|
Features |
Long strip channel grating; locking system helps prevent unauthorized removal; D400 heavy-load rating; suitable for long roadside drainage channels |

Repeat Orders and Custom Work
Repeat order lead time depends on the order quantity, production requirements, and current production schedule. The exact lead time is confirmed according to the production request and available capacity. 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.
Lock and Frame Control Inside Our Factory
Our factory has a dedicated mold area for long strip channel gratings. During production, our team controls the cover length, cover width, and frame depth to ensure proper dimensional fit. The locking system and frame are checked to help ensure that the grating fits the channel securely. Our team also checks the lock holes, frame holes, and thickness of each batch to maintain product consistency. These checks help ensure reliable installation of each Ductile Iron Channel Grating.
Questions Buyers Often Ask
Q: How long is the repeat order lead time?
A: Repeat order lead time depends on the order quantity, production requirements, and current production schedule. The exact schedule is confirmed according to the production request and available capacity.
Q: Does the locking system help prevent theft?
A: Yes. The locking system keeps the grating secured to the frame and helps prevent unauthorized removal.
Q: What load rating does it have?
A: It has a D400 load rating.
Q: What is the minimum order quantity?
A: The minimum order quantity is 100 sets.
If this Ductile Iron Channel Grating 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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