Heavy Duty D400 Ductile Iron Round Manhole Cover - 850x850mm Square Frame

Overview

Our heavy-duty ductile iron manhole cover and square frame system is precision-engineered for demanding urban infrastructure. This 850x850mm unit strictly adheres to the EN 124-2 D400 standard, ensuring it can safely withstand heavy-duty loads of up to 40 tons in high-traffic environments.

Why Choose This Product?

• Robust Engineering: Designed with an 850x850mm square base frame, this system ensures optimal weight distribution and stability when installed in road surfaces, preventing displacement under constant vehicle pressure.

• Superior Safety: The surface pattern shown in 0ec691d7-7725-4ddf-b71d-da26dce49c93.jpg is specially engineered to provide excellent skid resistance, ensuring safety for all road users.

• Durability & Longevity: Crafted from premium ductile iron (GGG50), this product offers superior impact resistance and long-term durability compared to traditional gray iron covers.

• Factory-Direct Advantages: As a specialized manufacturer, we leverage a source factory model to provide our clients with consistent quality, reliable production capacity, and highly competitive pricing.

ApplicationsThis system is the ideal choice for municipal roadways, heavy-duty industrial zones, highway construction, and urban sewer access, providing a perfect blend of reliability, security, and performance. We support OEM/ODM services, including custom branding and specific size modifications for your infrastructure projects.