D400

D400 700x1000mm ductile manhole cover

700~1500USD

  D400 Rectangular Manhole Cover (700×1000 mm) Overview Engineered for heavy-duty traffic zones, this D400 rectangular manhole cover (700×1000 mm) is designed to withstand intense loads and harsh environments. Ideal for highways, logistics hubs,...

D400 T-pattern Round Manhole Cover

700~1500USD

D400 T-Pattern Round Manhole Cover Overview This heavy-duty D400-rated round manhole cover features a classic "T" anti-slip pattern for superior grip and performance. Engineered for high-traffic areas such as city roads, highways, freight yards, and...

D400 Custom Pattern Round Manhole Cover

700~1500USD

D400 Custom Pattern Round Manhole Cover Overview Designed for both performance and identity, this D400-rated round manhole cover features a fully customizable surface — perfect for incorporating logos, city emblems, QR codes, or unique patterns. It...

D400 600x1200 rectangle manhole cover

700~1500USD

  D400 Rectangular Ductile Iron Manhole Cover (600×1200 mm) Overview This D400-class rectangular manhole cover, sized 600×1200 mm, is crafted from high-strength ductile iron and designed for heavy-duty infrastructure. Its robust structure and...

D400 500x1000mm rectangle manhole cover

700~1500USD

  D400 Rectangular Manhole Cover (500×1000 mm) Overview The D400 rectangular manhole cover in 500×1000 mm format is designed for high-performance urban and industrial applications. Manufactured from ductile iron, it features a precision-engineered...

Double-Unit Integrated Rainwater Grating

700~1500USD

Double-Unit Integrated Rainwater Grate Overview This double-unit storm drain covers combines two drainage grates into a single integrated frame for enhanced strength, safety, and efficient water flow. Ideal for urban roads, highways, parking lots,...

D400 EN124 rectangle ductile grating

700~1500USD

D400 Ductile Iron Rainwater Grate Overview This D400-class rainwater grate features a high-flow, anti-theft design with distinctive geometric patterns. Ideal for curbside drainage in medium-load areas, it offers durability, stability, and visual...

D400 Square Drainage Grate

700~1500USD

D400 Square water drainage grates Overview This D400 square metal grating is engineered for strength, performance, and efficiency. Designed for high-traffic environments, it offers excellent water discharge capabilities and durability under...

D400 Round Ductile Manhole Cover φ680

700~1500USD

  Round D400 Ductile Iron Manhole Cover Product Overview This Round D400 manhole cover is crafted from high-quality ductile iron, engineered to meet heavy-duty traffic demands. Ideal for urban roads, highways, industrial areas, and loading zones, it...

Custom Round 1000x1150mm D400 Ductile Iron Manhole Cover

700~1500USD

Custom Round 1000x1150mm D400 Ductile Iron Manhole Cover Product Overview Our Custom Round D400 Manhole Cover is made from durable ductile iron, designed to meet the needs of high-traffic and heavy-load areas. With fully customizable patterns,...

D400 Custom Round Ductile Iron Manhole Cover

700~1500USD

Our D400 custom round ductile iron manhole cover offers a perfect combination of strength, safety, and design flexibility. Engineered for demanding road and infrastructure applications, it meets EN124 standards and supports heavy traffic loads up to...

D400 340x680mm ductile iron gully cover

700~1500USD

D400 340x680mm Rectangular Rainwater Grate Product Overview Engineered for strength, drainage efficiency, and heavy-duty performance, our D400 340x680mm Rainwater Grate is designed for urban roadways, industrial zones, and other areas with high...