Ductile Iron Manhole Cover and Frame 850mm x 850mm D400 Load Rating with Epoxy Coating and 56-58kg Weight
Ductile Iron C250 Manhole Cover and Frame measuring 850mm x 850mm with D400 load rating, designed for heavy-duty applications in municipal infrastructure and industrial settings.
| Parameter | Specification |
|---|---|
| Product Code | MCS017 |
| Standard Compliance | EN124 |
| Load Class | D400 |
| Outside Dimensions | 850mm x 850mm |
| Clear Opening | 600mm |
| Height | 100mm |
| Weight | 56-58kg |
| Gasket | Yes |
| Hinge | Yes |
| Lock | Yes |
Ductile iron construction provides higher tensile strength than gray iron, ensuring exceptional durability and resistance to cracking under heavy loads up to D400 class requirements.
Epoxy coating protection prevents rust formation, making these covers ideal for wet environments and coastal applications with extended service life.
Competitive pricing combined with superior strength reduces long-term maintenance costs and replacement frequency.
Ergonomic design with integrated lifting hooks and hinges ensures straightforward handling and quick installation procedures.
Manufactured from recyclable materials supporting sustainable construction practices and circular economy principles.
- Cast iron alloy spheroidization rate exceeds national standards by 300%
- Multiple surface treatment processes reduce product remanufacturing probability to less than 0.08%
- High-quality asphalt paint coating enhances service life and wear resistance
- ISO9001-certified quality control system with comprehensive testing including spectrometer, ultrasonic, magnetic, and tensile strength analysis
Raw material preparation → furnace melting → iron refining → barrel pouring → cooling/demolding → polishing/sanding → anti-rust paint finishing → quality inspection → storage
With over 20 years of manufacturing expertise, SND specializes in metal goods production using various casting techniques and materials including cast iron, steel, stainless steel, and aluminum. Our comprehensive services include surface finishing and assembly operations.
We serve diverse industrial sectors including automotive, rail transportation, agricultural machinery, chemical processing, energy infrastructure, and construction applications.
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