D400 Ductile Iron Manhole Cover 900mm Outer Diameter for Urban Main Roads - ISO9001 Certified
ISO9001:2015 certified round ductile iron manhole covers designed specifically for urban main roads and heavy vehicle traffic areas. These durable covers provide superior protection for underground utility networks while ensuring safety and longevity in demanding urban environments.
| Model | Outer Diameter (mm) | Inner Diameter (mm) | Thickness (mm) | Total Height (mm) | Weight (kg) | Load Class | Application Scenarios |
|---|---|---|---|---|---|---|---|
| SND-RD-600 | 600 | 540 | 40 | 100 | 45 | A15 | Pedestrian areas, sidewalks |
| SND-RD-700 | 700 | 630 | 50 | 120 | 60 | B125 | Non-motorized lanes, community roads |
| SND-RD-800 | 800 | 720 | 60 | 150 | 85 | C250 | Parking lots, light traffic roads |
| SND-RD-900 | 900 | 810 | 70 | 180 | 110 | D400 | Urban main roads, heavy vehicle roads |
| SND-RD-1000 | 1000 | 910 | 80 | 200 | 130 | E600 | Industrial areas, airports, ports |
- Rapid quotation response within one business day (48 hours maximum for special cases)
- Comprehensive technical support from experienced senior consultant engineers
- Prompt and cost-effective delivery tailored to your schedule
- Real-time updates on market conditions and industry trends
- Exclusive discounts and protective policies for distributors and partners
With 20 years of metal goods production experience, SND utilizes advanced manufacturing techniques including sand casting, lost wax casting, lost foam casting, and precision machining. Our comprehensive quality control systems include spectrometer analysis, ultrasonic testing, magnetic testing, permeability testing, elongation testing, and tensile/yield strength analysis to ensure consistent product quality.
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