Iron Age C250 Gully Grating 750mm Diameter 43kg EN124 Certified Drainage Cover
Ductile iron round rainwater grate designed for sewer outlets and drainage systems, featuring high strength, corrosion resistance, and EN124 C250 load rating for demanding applications.
Ductile iron round rainwater grates (also known as rainwater grates or manhole cover grates) are essential infrastructure components for drainage systems. Widely used in urban roads, municipal projects, parking lots, residential areas, and industrial parks, these grates prevent debris from entering sewer systems while ensuring pedestrian and vehicle safety.
| Code | Standard | Class | Outside Size | Clear Opening | Height | Weight | Gasket | Hinge | Lock |
|---|---|---|---|---|---|---|---|---|---|
| MCR030 | EN124 | C250 | Ф750mm | Ф625/0mm | 100mm | 43kgs | yes | yes | yes |
| MCR031 | EN124 | C250 | Ф750mm | Ф625/0mm | 100mm | 45kgs | yes | yes | yes |
| MCR032 | EN124 | D400 | Ф750mm | Ф625/0mm | 100mm | 53kgs | yes | yes | yes |
| MCR033 | EN124 | D400 | Ф815mm | Ф635/0mm | 180mm | 63kgs | yes | yes | yes |
- Material Smelting: Medium frequency electric furnace or cupola melting of high-quality pig iron and scrap steel with spheroidizing treatment
- Casting: Sand mold or resin sand mold casting process for grate blanks
- Surface Treatment: Sand blasting or shot blasting to remove oxide scale, followed by anti-corrosion coating (asphalt paint or epoxy resin)
- Inspection & Assembly: Strict quality control of appearance, dimensions, and load-bearing capacity to ensure compliance with standards
SND maintains ISO9001-certified quality control systems with comprehensive testing including spectrometer analysis, ultrasonic inspection, magnetic testing, permeability checks, elongation tests, and tensile/yield strength measurements.
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